./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_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_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/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_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/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_4904c417-5549-4706-a672-96c0414adb0e/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 c569352b9134098491aa74fd9e8ca3c3f9baa485d66534be999b0da450e55e4e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:18:05,995 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:18:06,070 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-24 22:18:06,076 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:18:06,076 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:18:06,102 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:18:06,103 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:18:06,104 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:18:06,105 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:18:06,105 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:18:06,106 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:18:06,107 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:18:06,108 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:18:06,108 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:18:06,109 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:18:06,110 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:18:06,110 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:18:06,111 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:18:06,111 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:18:06,112 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:18:06,113 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:18:06,114 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:18:06,114 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:18:06,115 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:18:06,115 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:18:06,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:06,116 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:18:06,117 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:18:06,117 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:18:06,118 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:18:06,118 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:18:06,119 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:18:06,119 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_4904c417-5549-4706-a672-96c0414adb0e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c569352b9134098491aa74fd9e8ca3c3f9baa485d66534be999b0da450e55e4e [2023-11-24 22:18:06,358 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:18:06,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:18:06,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:18:06,384 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:18:06,384 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:18:06,386 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_53_bad.i [2023-11-24 22:18:09,540 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:18:09,963 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:18:09,964 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_53_bad.i [2023-11-24 22:18:09,999 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi/data/7d1db374b/a4e903b8e2c14d1d88818f9914d2a72f/FLAGbc14b2759 [2023-11-24 22:18:10,019 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi/data/7d1db374b/a4e903b8e2c14d1d88818f9914d2a72f [2023-11-24 22:18:10,025 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:18:10,028 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:18:10,030 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:10,031 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:18:10,036 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:18:10,039 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:10" (1/1) ... [2023-11-24 22:18:10,041 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e23d31c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:10, skipping insertion in model container [2023-11-24 22:18:10,042 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:10" (1/1) ... [2023-11-24 22:18:10,129 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:18:11,171 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:11,183 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:18:11,271 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:11,507 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:18:11,507 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:18:11,507 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:18:11,507 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:18:11,516 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:18:11,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:11 WrapperNode [2023-11-24 22:18:11,517 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:11,519 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:11,519 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:18:11,519 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:18:11,527 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:11" (1/1) ... [2023-11-24 22:18:11,571 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:11" (1/1) ... [2023-11-24 22:18:11,611 INFO L138 Inliner]: procedures = 501, calls = 58, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 96 [2023-11-24 22:18:11,612 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:11,613 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:18:11,613 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:18:11,613 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:18:11,627 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:11" (1/1) ... [2023-11-24 22:18:11,627 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:11" (1/1) ... [2023-11-24 22:18:11,642 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:11" (1/1) ... [2023-11-24 22:18:11,643 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:11" (1/1) ... [2023-11-24 22:18:11,652 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:11" (1/1) ... [2023-11-24 22:18:11,668 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:11" (1/1) ... [2023-11-24 22:18:11,671 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:11" (1/1) ... [2023-11-24 22:18:11,673 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:11" (1/1) ... [2023-11-24 22:18:11,676 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:18:11,677 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:18:11,692 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:18:11,692 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:18:11,693 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:11" (1/1) ... [2023-11-24 22:18:11,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:11,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:18:11,726 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:18:11,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:18:11,760 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-24 22:18:11,760 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-24 22:18:11,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:18:11,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:18:11,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:18:11,762 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-24 22:18:11,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:18:11,946 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:18:11,948 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:18:12,214 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:18:12,500 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:18:12,501 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:18:12,502 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:12 BoogieIcfgContainer [2023-11-24 22:18:12,503 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:18:12,504 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:18:12,504 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:18:12,515 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:18:12,515 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:12" (1/1) ... [2023-11-24 22:18:12,525 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:18:12,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:12,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-24 22:18:12,583 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-24 22:18:12,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:18:12,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:12,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:12,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:13,003 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 22:18:13,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:13,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-11-24 22:18:13,076 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-11-24 22:18:13,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:18:13,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:13,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:18:13,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:18:13,348 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:18:13,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:18:13,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:18:13,652 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:18:13,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:18:13,707 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-24 22:18:13,734 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet111 [2023-11-24 22:18:13,741 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:18:13 ImpRootNode [2023-11-24 22:18:13,741 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:18:13,742 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:18:13,742 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:18:13,742 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:18:13,743 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:12" (3/4) ... [2023-11-24 22:18:13,745 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 22:18:13,747 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:18:13,748 INFO L158 Benchmark]: Toolchain (without parser) took 3720.03ms. Allocated memory was 163.6MB in the beginning and 226.5MB in the end (delta: 62.9MB). Free memory was 113.5MB in the beginning and 162.1MB in the end (delta: -48.6MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2023-11-24 22:18:13,749 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 163.6MB. Free memory was 108.3MB in the beginning and 108.2MB in the end (delta: 169.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:18:13,750 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1487.35ms. Allocated memory was 163.6MB in the beginning and 226.5MB in the end (delta: 62.9MB). Free memory was 113.0MB in the beginning and 172.8MB in the end (delta: -59.8MB). Peak memory consumption was 62.8MB. Max. memory is 16.1GB. [2023-11-24 22:18:13,750 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.35ms. Allocated memory is still 226.5MB. Free memory was 172.8MB in the beginning and 169.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:18:13,751 INFO L158 Benchmark]: Boogie Preprocessor took 63.93ms. Allocated memory is still 226.5MB. Free memory was 169.6MB in the beginning and 168.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:18:13,752 INFO L158 Benchmark]: RCFGBuilder took 825.58ms. Allocated memory is still 226.5MB. Free memory was 168.6MB in the beginning and 130.8MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-24 22:18:13,753 INFO L158 Benchmark]: CodeCheck took 1237.45ms. Allocated memory is still 226.5MB. Free memory was 130.8MB in the beginning and 162.1MB in the end (delta: -31.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:18:13,753 INFO L158 Benchmark]: Witness Printer took 5.02ms. Allocated memory is still 226.5MB. Free memory is still 162.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:18:13,757 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, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, 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, 6 SdHoareTripleChecker+Invalid, 0.0s 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, 6 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 40 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, 0.2s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 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: 1578]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1559, 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)=13, argc=13, argv={12:14}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE190_Integer_Overflow__int_rand_multiply_53_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_multiply_53b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_rand_multiply_53c_badSink(data) [L1572] CALL CWE190_Integer_Overflow__int_rand_multiply_53d_badSink(data) [L1576] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=1073741824, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1578] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=1073741824, data=1073741824, 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 163.6MB. Free memory was 108.3MB in the beginning and 108.2MB in the end (delta: 169.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1487.35ms. Allocated memory was 163.6MB in the beginning and 226.5MB in the end (delta: 62.9MB). Free memory was 113.0MB in the beginning and 172.8MB in the end (delta: -59.8MB). Peak memory consumption was 62.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.35ms. Allocated memory is still 226.5MB. Free memory was 172.8MB in the beginning and 169.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.93ms. Allocated memory is still 226.5MB. Free memory was 169.6MB in the beginning and 168.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 825.58ms. Allocated memory is still 226.5MB. Free memory was 168.6MB in the beginning and 130.8MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * CodeCheck took 1237.45ms. Allocated memory is still 226.5MB. Free memory was 130.8MB in the beginning and 162.1MB in the end (delta: -31.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.02ms. Allocated memory is still 226.5MB. Free memory is still 162.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet111 - 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 22:18:13,783 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/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_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/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_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/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_4904c417-5549-4706-a672-96c0414adb0e/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 c569352b9134098491aa74fd9e8ca3c3f9baa485d66534be999b0da450e55e4e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:18:16,559 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:18:16,648 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-24 22:18:16,682 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:18:16,683 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:18:16,684 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:18:16,685 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:18:16,685 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:18:16,686 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:18:16,687 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:18:16,688 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:18:16,688 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:18:16,689 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:18:16,690 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:18:16,691 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:18:16,691 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:18:16,692 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:18:16,693 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:18:16,693 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:18:16,694 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:18:16,695 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:18:16,696 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:18:16,696 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:18:16,697 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:18:16,697 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:18:16,698 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:18:16,699 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:18:16,699 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:16,700 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:18:16,700 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:18:16,701 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:18:16,701 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:18:16,702 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:18:16,702 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:18:16,703 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:18:16,703 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:18:16,704 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_4904c417-5549-4706-a672-96c0414adb0e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c569352b9134098491aa74fd9e8ca3c3f9baa485d66534be999b0da450e55e4e [2023-11-24 22:18:17,127 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:18:17,159 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:18:17,162 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:18:17,163 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:18:17,164 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:18:17,166 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_53_bad.i [2023-11-24 22:18:20,312 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:18:20,803 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:18:20,803 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_53_bad.i [2023-11-24 22:18:20,835 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi/data/5141b49b3/6d23817242c64118bab8f34eb0057782/FLAG00306c6c0 [2023-11-24 22:18:20,851 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi/data/5141b49b3/6d23817242c64118bab8f34eb0057782 [2023-11-24 22:18:20,853 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:18:20,855 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:18:20,857 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:20,857 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:18:20,862 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:18:20,863 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:20" (1/1) ... [2023-11-24 22:18:20,865 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72cb35dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:20, skipping insertion in model container [2023-11-24 22:18:20,865 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:20" (1/1) ... [2023-11-24 22:18:20,926 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:18:22,050 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:22,072 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:18:22,195 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:22,389 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:18:22,390 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:18:22,390 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:18:22,390 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:18:22,399 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:18:22,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:22 WrapperNode [2023-11-24 22:18:22,401 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:22,402 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:22,402 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:18:22,403 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:18:22,411 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:22" (1/1) ... [2023-11-24 22:18:22,463 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:22" (1/1) ... [2023-11-24 22:18:22,504 INFO L138 Inliner]: procedures = 506, calls = 58, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 64 [2023-11-24 22:18:22,504 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:22,505 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:18:22,505 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:18:22,506 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:18:22,517 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:22" (1/1) ... [2023-11-24 22:18:22,517 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:22" (1/1) ... [2023-11-24 22:18:22,539 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:22" (1/1) ... [2023-11-24 22:18:22,540 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:22" (1/1) ... [2023-11-24 22:18:22,562 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:22" (1/1) ... [2023-11-24 22:18:22,564 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:22" (1/1) ... [2023-11-24 22:18:22,568 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:22" (1/1) ... [2023-11-24 22:18:22,570 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:22" (1/1) ... [2023-11-24 22:18:22,585 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:18:22,586 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:18:22,586 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:18:22,586 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:18:22,587 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:22" (1/1) ... [2023-11-24 22:18:22,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:22,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:18:22,636 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:18:22,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:18:22,677 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-24 22:18:22,678 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-24 22:18:22,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:18:22,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:18:22,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:18:22,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:18:22,679 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-24 22:18:22,841 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:18:22,844 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:18:23,074 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:18:23,155 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:18:23,155 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:18:23,157 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:23 BoogieIcfgContainer [2023-11-24 22:18:23,157 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:18:23,158 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:18:23,158 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:18:23,169 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:18:23,170 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:23" (1/1) ... [2023-11-24 22:18:23,180 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:18:23,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:23,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-24 22:18:23,248 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-24 22:18:23,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:18:23,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:23,254 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:18:23,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:18:23,255 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:18:23,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 22:18:23,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:23,454 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:18:23,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:23,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:18:23,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:23,532 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 22:18:23,534 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 22:18:23,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-24 22:18:23,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:23,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-11-24 22:18:23,611 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-11-24 22:18:23,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:18:23,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:23,612 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:18:23,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:18:23,614 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:18:23,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-24 22:18:23,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:18:23,786 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:18:23,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:18:23,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:18:23,964 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:18:23,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:18:24,012 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 22:18:24,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-24 22:18:24,018 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-24 22:18:24,051 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet105 [2023-11-24 22:18:24,059 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:18:24 ImpRootNode [2023-11-24 22:18:24,059 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:18:24,060 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:18:24,060 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:18:24,061 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:18:24,061 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:23" (3/4) ... [2023-11-24 22:18:24,063 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 22:18:24,065 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:18:24,066 INFO L158 Benchmark]: Toolchain (without parser) took 3210.51ms. Allocated memory is still 98.6MB. Free memory was 70.7MB in the beginning and 39.0MB in the end (delta: 31.7MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. [2023-11-24 22:18:24,067 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 65.0MB. Free memory was 40.8MB in the beginning and 40.7MB in the end (delta: 98.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:18:24,068 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1544.38ms. Allocated memory is still 98.6MB. Free memory was 70.5MB in the beginning and 58.5MB in the end (delta: 12.0MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2023-11-24 22:18:24,069 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.49ms. Allocated memory is still 98.6MB. Free memory was 58.5MB in the beginning and 55.4MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:18:24,071 INFO L158 Benchmark]: Boogie Preprocessor took 79.89ms. Allocated memory is still 98.6MB. Free memory was 55.4MB in the beginning and 53.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:18:24,072 INFO L158 Benchmark]: RCFGBuilder took 571.61ms. Allocated memory is still 98.6MB. Free memory was 53.3MB in the beginning and 64.6MB in the end (delta: -11.3MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2023-11-24 22:18:24,078 INFO L158 Benchmark]: CodeCheck took 901.30ms. Allocated memory is still 98.6MB. Free memory was 64.6MB in the beginning and 39.4MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-24 22:18:24,078 INFO L158 Benchmark]: Witness Printer took 4.85ms. Allocated memory is still 98.6MB. Free memory was 39.4MB in the beginning and 39.0MB in the end (delta: 387.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:18:24,099 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, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, 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, 6 SdHoareTripleChecker+Invalid, 0.0s 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, 6 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 44 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 46 ConjunctsInSsa, 2 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: 1578]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1559. 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)=0, argc=0, argv={0:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE190_Integer_Overflow__int_rand_multiply_53_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_multiply_53b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_rand_multiply_53c_badSink(data) [L1572] CALL CWE190_Integer_Overflow__int_rand_multiply_53d_badSink(data) [L1576] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=2147450880, data=2147450880, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1578] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=2147450880, data=2147450880, 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 0.68ms. Allocated memory is still 65.0MB. Free memory was 40.8MB in the beginning and 40.7MB in the end (delta: 98.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1544.38ms. Allocated memory is still 98.6MB. Free memory was 70.5MB in the beginning and 58.5MB in the end (delta: 12.0MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.49ms. Allocated memory is still 98.6MB. Free memory was 58.5MB in the beginning and 55.4MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.89ms. Allocated memory is still 98.6MB. Free memory was 55.4MB in the beginning and 53.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 571.61ms. Allocated memory is still 98.6MB. Free memory was 53.3MB in the beginning and 64.6MB in the end (delta: -11.3MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. * CodeCheck took 901.30ms. Allocated memory is still 98.6MB. Free memory was 64.6MB in the beginning and 39.4MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 4.85ms. Allocated memory is still 98.6MB. Free memory was 39.4MB in the beginning and 39.0MB in the end (delta: 387.6kB). 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~nondet105 - 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 22:18:24,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4904c417-5549-4706-a672-96c0414adb0e/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 Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample