./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_63_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_63_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9af34d74a34a875c6a8ca4d8be32156ba28bd2dde2e41a0d1737608dec55cfe1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:57:52,440 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:57:52,560 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 02:57:52,564 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:57:52,565 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:57:52,607 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:57:52,608 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:57:52,609 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:57:52,611 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:57:52,616 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:57:52,617 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:57:52,617 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:57:52,618 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:57:52,619 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:57:52,620 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:57:52,621 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:57:52,621 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:57:52,622 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:57:52,622 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:57:52,623 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:57:52,623 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:57:52,624 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:57:52,624 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:57:52,625 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:57:52,626 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:57:52,626 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:52,627 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:57:52,627 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:57:52,628 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:57:52,628 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:57:52,630 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:57:52,630 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:57:52,630 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_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9af34d74a34a875c6a8ca4d8be32156ba28bd2dde2e41a0d1737608dec55cfe1 [2023-11-19 02:57:52,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:57:53,017 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:57:53,020 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:57:53,021 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:57:53,022 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:57:53,023 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_63_bad.i [2023-11-19 02:57:56,136 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:57:56,613 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:57:56,614 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_63_bad.i [2023-11-19 02:57:56,647 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/data/a1c00182f/dd51f61921814d878b29cdbd0cec6a9d/FLAG111aa637c [2023-11-19 02:57:56,665 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/data/a1c00182f/dd51f61921814d878b29cdbd0cec6a9d [2023-11-19 02:57:56,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:57:56,670 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:57:56,672 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:56,672 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:57:56,679 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:57:56,680 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:56" (1/1) ... [2023-11-19 02:57:56,681 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78a3fd7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:56, skipping insertion in model container [2023-11-19 02:57:56,681 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:56" (1/1) ... [2023-11-19 02:57:56,751 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:57:57,279 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:57:58,052 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:58,068 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:57:58,102 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:57:58,220 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:58,391 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:57:58,392 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:57:58,392 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:57:58,392 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:57:58,392 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:57:58,402 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:57:58,403 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:58 WrapperNode [2023-11-19 02:57:58,403 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:58,404 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:58,405 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:57:58,405 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:57:58,412 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:58" (1/1) ... [2023-11-19 02:57:58,462 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:58" (1/1) ... [2023-11-19 02:57:58,518 INFO L138 Inliner]: procedures = 500, calls = 62, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 96 [2023-11-19 02:57:58,522 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:58,523 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:57:58,524 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:57:58,524 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:57:58,536 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:58" (1/1) ... [2023-11-19 02:57:58,536 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:58" (1/1) ... [2023-11-19 02:57:58,541 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:58" (1/1) ... [2023-11-19 02:57:58,542 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:58" (1/1) ... [2023-11-19 02:57:58,550 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:58" (1/1) ... [2023-11-19 02:57:58,553 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:58" (1/1) ... [2023-11-19 02:57:58,556 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:58" (1/1) ... [2023-11-19 02:57:58,558 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:58" (1/1) ... [2023-11-19 02:57:58,562 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:57:58,563 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:57:58,564 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:57:58,564 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:57:58,565 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:58" (1/1) ... [2023-11-19 02:57:58,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:58,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:57:58,607 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:57:58,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:57:58,712 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 02:57:58,713 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 02:57:58,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:57:58,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:57:58,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:57:58,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:57:58,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:57:58,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:57:58,715 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 02:57:58,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:57:58,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:57:58,930 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:57:58,933 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:57:59,208 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:57:59,604 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:57:59,604 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:57:59,611 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:59 BoogieIcfgContainer [2023-11-19 02:57:59,611 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:57:59,612 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:57:59,612 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:57:59,624 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:57:59,624 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:59" (1/1) ... [2023-11-19 02:57:59,635 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:57:59,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:59,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-19 02:57:59,717 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-19 02:57:59,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:57:59,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:59,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:59,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:00,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:00,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:00,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-19 02:58:00,798 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-19 02:58:00,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:58:00,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:00,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:01,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:58:01,062 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:58:01,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:58:01,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:58:01,308 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:58:01,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:58:01,381 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 02:58:01,418 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post112 could not be translated [2023-11-19 02:58:01,426 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:58:01 ImpRootNode [2023-11-19 02:58:01,426 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:58:01,427 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:58:01,427 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:58:01,428 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:58:01,428 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:59" (3/4) ... [2023-11-19 02:58:01,433 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 02:58:01,435 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:58:01,436 INFO L158 Benchmark]: Toolchain (without parser) took 4765.75ms. Allocated memory was 130.0MB in the beginning and 188.7MB in the end (delta: 58.7MB). Free memory was 81.3MB in the beginning and 113.9MB in the end (delta: -32.5MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2023-11-19 02:58:01,438 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 130.0MB. Free memory is still 79.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:58:01,439 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1731.67ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 81.1MB in the beginning and 94.6MB in the end (delta: -13.6MB). Peak memory consumption was 48.6MB. Max. memory is 16.1GB. [2023-11-19 02:58:01,440 INFO L158 Benchmark]: Boogie Procedure Inliner took 118.20ms. Allocated memory is still 157.3MB. Free memory was 94.6MB in the beginning and 91.8MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:58:01,441 INFO L158 Benchmark]: Boogie Preprocessor took 39.18ms. Allocated memory is still 157.3MB. Free memory was 91.8MB in the beginning and 89.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:58:01,443 INFO L158 Benchmark]: RCFGBuilder took 1047.76ms. Allocated memory is still 157.3MB. Free memory was 89.7MB in the beginning and 105.8MB in the end (delta: -16.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-19 02:58:01,449 INFO L158 Benchmark]: CodeCheck took 1814.69ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 105.8MB in the beginning and 114.9MB in the end (delta: -9.2MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2023-11-19 02:58:01,450 INFO L158 Benchmark]: Witness Printer took 7.85ms. Allocated memory is still 188.7MB. Free memory was 114.9MB in the beginning and 113.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:58:01,461 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, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 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: 1568]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1553. 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); [L1559] 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) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=16, argc=16, argv={14:18}, argv={14:18}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE190_Integer_Overflow__int_rand_postinc_63_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE190_Integer_Overflow__int_rand_postinc_63b_badSink(&data) [L1566] EXPR \read(*dataPtr) [L1566] int data = *dataPtr; [L1568] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, dataPtr={11859:0}, dataPtr={11859:0}, 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 130.0MB. Free memory is still 79.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1731.67ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 81.1MB in the beginning and 94.6MB in the end (delta: -13.6MB). Peak memory consumption was 48.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 118.20ms. Allocated memory is still 157.3MB. Free memory was 94.6MB in the beginning and 91.8MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.18ms. Allocated memory is still 157.3MB. Free memory was 91.8MB in the beginning and 89.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1047.76ms. Allocated memory is still 157.3MB. Free memory was 89.7MB in the beginning and 105.8MB in the end (delta: -16.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 1814.69ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 105.8MB in the beginning and 114.9MB in the end (delta: -9.2MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. * Witness Printer took 7.85ms. Allocated memory is still 188.7MB. Free memory was 114.9MB in the beginning and 113.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post112 could not be translated - 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 [2023-11-19 02:58:01,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_63_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9af34d74a34a875c6a8ca4d8be32156ba28bd2dde2e41a0d1737608dec55cfe1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:58:04,289 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:58:04,420 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-19 02:58:04,472 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:58:04,473 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:58:04,474 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:58:04,475 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:58:04,475 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:58:04,476 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:58:04,481 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:58:04,482 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:58:04,482 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:58:04,482 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:58:04,484 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:58:04,485 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:58:04,485 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:58:04,485 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:58:04,486 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:58:04,486 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:58:04,487 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:58:04,487 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:58:04,488 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:58:04,488 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:58:04,489 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:58:04,489 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:58:04,490 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:58:04,490 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:58:04,491 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:58:04,491 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:58:04,491 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:58:04,493 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:58:04,493 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:58:04,493 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:58:04,494 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:58:04,494 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:58:04,494 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:58:04,495 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_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9af34d74a34a875c6a8ca4d8be32156ba28bd2dde2e41a0d1737608dec55cfe1 [2023-11-19 02:58:04,963 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:58:04,994 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:58:04,997 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:58:04,998 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:58:04,999 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:58:05,000 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_63_bad.i [2023-11-19 02:58:08,150 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:58:08,638 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:58:08,638 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_63_bad.i [2023-11-19 02:58:08,675 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/data/5b05d6f14/bb667d91ec734ce5a5bc0fdbe939749a/FLAGce0e2b625 [2023-11-19 02:58:08,692 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/data/5b05d6f14/bb667d91ec734ce5a5bc0fdbe939749a [2023-11-19 02:58:08,694 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:58:08,696 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:58:08,701 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:58:08,702 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:58:08,707 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:58:08,708 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:58:08" (1/1) ... [2023-11-19 02:58:08,709 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3415c872 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:08, skipping insertion in model container [2023-11-19 02:58:08,709 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:58:08" (1/1) ... [2023-11-19 02:58:08,800 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:58:09,305 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:58:09,879 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:58:09,894 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:58:09,924 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:58:10,047 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:58:10,275 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:58:10,275 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:58:10,275 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:58:10,276 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:58:10,276 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:58:10,285 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:58:10,287 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:10 WrapperNode [2023-11-19 02:58:10,287 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:58:10,293 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:58:10,293 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:58:10,293 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:58:10,299 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:10" (1/1) ... [2023-11-19 02:58:10,350 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:10" (1/1) ... [2023-11-19 02:58:10,377 INFO L138 Inliner]: procedures = 505, calls = 62, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 64 [2023-11-19 02:58:10,377 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:58:10,378 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:58:10,378 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:58:10,378 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:58:10,387 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:10" (1/1) ... [2023-11-19 02:58:10,388 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:10" (1/1) ... [2023-11-19 02:58:10,396 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:10" (1/1) ... [2023-11-19 02:58:10,399 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:10" (1/1) ... [2023-11-19 02:58:10,424 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:10" (1/1) ... [2023-11-19 02:58:10,426 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:10" (1/1) ... [2023-11-19 02:58:10,431 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:10" (1/1) ... [2023-11-19 02:58:10,438 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:10" (1/1) ... [2023-11-19 02:58:10,444 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:58:10,458 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:58:10,458 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:58:10,458 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:58:10,459 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:10" (1/1) ... [2023-11-19 02:58:10,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:58:10,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:58:10,502 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:58:10,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:58:10,541 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 02:58:10,541 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 02:58:10,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:58:10,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:58:10,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:58:10,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:58:10,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:58:10,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:58:10,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:58:10,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:58:10,542 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 02:58:10,716 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:58:10,718 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:58:10,895 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:58:10,990 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:58:10,990 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:58:10,994 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:58:10 BoogieIcfgContainer [2023-11-19 02:58:10,994 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:58:10,995 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:58:10,995 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:58:11,005 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:58:11,005 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:58:10" (1/1) ... [2023-11-19 02:58:11,014 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:58:11,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:11,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-19 02:58:11,067 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-19 02:58:11,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:58:11,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:11,072 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:58:11,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:58:11,074 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:58:11,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 02:58:11,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:11,278 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 02:58:11,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:11,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:58:11,359 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:58:11,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:11,390 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 02:58:11,397 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-19 02:58:11,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:11,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-19 02:58:11,463 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-19 02:58:11,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:58:11,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:11,464 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:58:11,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:58:11,469 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:58:11,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-19 02:58:11,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:58:11,713 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:58:11,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:58:11,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:58:11,998 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:58:12,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:58:12,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-11-19 02:58:12,089 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 02:58:12,120 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post106 could not be translated [2023-11-19 02:58:12,125 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:58:12 ImpRootNode [2023-11-19 02:58:12,126 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:58:12,126 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:58:12,126 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:58:12,127 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:58:12,127 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:58:10" (3/4) ... [2023-11-19 02:58:12,128 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-19 02:58:12,136 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post106 could not be translated [2023-11-19 02:58:12,180 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 02:58:12,180 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:58:12,181 INFO L158 Benchmark]: Toolchain (without parser) took 3485.00ms. Allocated memory was 73.4MB in the beginning and 117.4MB in the end (delta: 44.0MB). Free memory was 46.2MB in the beginning and 80.0MB in the end (delta: -33.9MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2023-11-19 02:58:12,182 INFO L158 Benchmark]: CDTParser took 0.58ms. Allocated memory is still 73.4MB. Free memory was 48.8MB in the beginning and 48.8MB in the end (delta: 78.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:58:12,182 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1590.71ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 46.0MB in the beginning and 65.8MB in the end (delta: -19.8MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. [2023-11-19 02:58:12,183 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.65ms. Allocated memory is still 96.5MB. Free memory was 65.8MB in the beginning and 62.5MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 02:58:12,184 INFO L158 Benchmark]: Boogie Preprocessor took 79.02ms. Allocated memory is still 96.5MB. Free memory was 62.5MB in the beginning and 60.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:58:12,184 INFO L158 Benchmark]: RCFGBuilder took 536.94ms. Allocated memory is still 96.5MB. Free memory was 60.4MB in the beginning and 65.3MB in the end (delta: -4.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 02:58:12,185 INFO L158 Benchmark]: CodeCheck took 1130.50ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 65.3MB in the beginning and 82.0MB in the end (delta: -16.7MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. [2023-11-19 02:58:12,186 INFO L158 Benchmark]: Witness Printer took 53.95ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 80.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:58:12,188 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, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 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, 5 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 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, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 68 ConjunctsInSsa, 1 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 - CounterExampleResult [Line: 1568]: integer overflow possible integer overflow possible We found a 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); [L1559] 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) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=0, argc=0, argv={0:0}, argv={0:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE190_Integer_Overflow__int_rand_postinc_63_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE190_Integer_Overflow__int_rand_postinc_63b_badSink(&data) [L1566] EXPR \read(*dataPtr) [L1566] int data = *dataPtr; [L1568] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, dataPtr={5:0}, dataPtr={5:0}, 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 0.58ms. Allocated memory is still 73.4MB. Free memory was 48.8MB in the beginning and 48.8MB in the end (delta: 78.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1590.71ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 46.0MB in the beginning and 65.8MB in the end (delta: -19.8MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.65ms. Allocated memory is still 96.5MB. Free memory was 65.8MB in the beginning and 62.5MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.02ms. Allocated memory is still 96.5MB. Free memory was 62.5MB in the beginning and 60.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 536.94ms. Allocated memory is still 96.5MB. Free memory was 60.4MB in the beginning and 65.3MB in the end (delta: -4.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 1130.50ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 65.3MB in the beginning and 82.0MB in the end (delta: -16.7MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. * Witness Printer took 53.95ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 80.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post106 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post106 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-11-19 02:58:12,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5719049-f501-422e-8280-08fb2abf1480/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)