./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_15_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_15_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC --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 3eac144b34545e77c2913fb4a31292647fe67d6164602f0d517ba8eb930deb45 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:10:52,898 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:10:53,004 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:10:53,011 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:10:53,012 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:10:53,056 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:10:53,057 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:10:53,059 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:10:53,060 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:10:53,066 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:10:53,068 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:10:53,069 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:10:53,069 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:10:53,071 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:10:53,072 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:10:53,073 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:10:53,073 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:10:53,074 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:10:53,075 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:10:53,075 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:10:53,076 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:10:53,077 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:10:53,077 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:10:53,085 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:10:53,086 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:10:53,086 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:10:53,087 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:10:53,087 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:10:53,088 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:10:53,088 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:10:53,089 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:10:53,089 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:10:53,090 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_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3eac144b34545e77c2913fb4a31292647fe67d6164602f0d517ba8eb930deb45 [2023-11-23 20:10:53,420 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:10:53,467 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:10:53,470 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:10:53,472 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:10:53,473 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:10:53,474 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_15_bad.i [2023-11-23 20:10:57,183 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:10:57,693 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:10:57,695 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_15_bad.i [2023-11-23 20:10:57,739 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/data/77178aa9b/208a2a0fb28b44bc8709528c95a217c3/FLAG8424a88cf [2023-11-23 20:10:57,760 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/data/77178aa9b/208a2a0fb28b44bc8709528c95a217c3 [2023-11-23 20:10:57,766 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:10:57,768 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:10:57,775 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:10:57,775 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:10:57,781 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:10:57,784 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:10:57" (1/1) ... [2023-11-23 20:10:57,786 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d4e4b91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:57, skipping insertion in model container [2023-11-23 20:10:57,788 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:10:57" (1/1) ... [2023-11-23 20:10:57,912 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:10:58,384 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:10:59,069 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:10:59,083 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:10:59,108 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:10:59,193 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:10:59,397 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:10:59,397 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:10:59,397 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:10:59,398 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:10:59,398 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:10:59,408 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:10:59,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:59 WrapperNode [2023-11-23 20:10:59,409 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:10:59,411 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:10:59,411 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:10:59,412 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:10:59,422 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:59" (1/1) ... [2023-11-23 20:10:59,487 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:59" (1/1) ... [2023-11-23 20:10:59,555 INFO L138 Inliner]: procedures = 499, calls = 60, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 106 [2023-11-23 20:10:59,556 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:10:59,557 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:10:59,557 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:10:59,557 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:10:59,569 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:59" (1/1) ... [2023-11-23 20:10:59,570 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:59" (1/1) ... [2023-11-23 20:10:59,592 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:59" (1/1) ... [2023-11-23 20:10:59,593 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:59" (1/1) ... [2023-11-23 20:10:59,599 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:59" (1/1) ... [2023-11-23 20:10:59,614 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:59" (1/1) ... [2023-11-23 20:10:59,617 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:59" (1/1) ... [2023-11-23 20:10:59,619 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:59" (1/1) ... [2023-11-23 20:10:59,623 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:10:59,634 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:10:59,635 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:10:59,635 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:10:59,636 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:10:59" (1/1) ... [2023-11-23 20:10:59,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:10:59,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:10:59,686 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:10:59,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:10:59,735 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-23 20:10:59,737 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-23 20:10:59,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:10:59,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:10:59,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:10:59,738 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 20:10:59,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:10:59,914 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:10:59,917 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:11:00,212 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:11:00,596 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:11:00,596 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:11:00,598 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:11:00 BoogieIcfgContainer [2023-11-23 20:11:00,599 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:11:00,600 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:11:00,600 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:11:00,611 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:11:00,612 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:11:00" (1/1) ... [2023-11-23 20:11:00,623 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:11:00,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:00,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2023-11-23 20:11:00,687 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2023-11-23 20:11:00,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:11:00,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:00,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:00,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:01,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:11:01,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:01,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2023-11-23 20:11:01,294 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2023-11-23 20:11:01,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:11:01,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:01,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:11:01,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:11:01,523 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:11:01,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:11:01,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:11:01,815 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:11:01,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:11:01,864 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-23 20:11:01,895 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch111 could not be translated [2023-11-23 20:11:01,896 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch111 could not be translated [2023-11-23 20:11:01,897 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch111 could not be translated [2023-11-23 20:11:01,901 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:11:01 ImpRootNode [2023-11-23 20:11:01,902 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:11:01,902 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:11:01,903 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:11:01,903 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:11:01,903 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:11:00" (3/4) ... [2023-11-23 20:11:01,906 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:11:01,907 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:11:01,908 INFO L158 Benchmark]: Toolchain (without parser) took 4139.51ms. Allocated memory was 148.9MB in the beginning and 188.7MB in the end (delta: 39.8MB). Free memory was 83.4MB in the beginning and 135.3MB in the end (delta: -51.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:11:01,909 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 113.2MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:11:01,909 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1635.16ms. Allocated memory is still 148.9MB. Free memory was 83.3MB in the beginning and 108.3MB in the end (delta: -25.0MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2023-11-23 20:11:01,910 INFO L158 Benchmark]: Boogie Procedure Inliner took 145.27ms. Allocated memory is still 148.9MB. Free memory was 108.3MB in the beginning and 105.3MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:11:01,911 INFO L158 Benchmark]: Boogie Preprocessor took 76.36ms. Allocated memory is still 148.9MB. Free memory was 105.3MB in the beginning and 103.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:11:01,912 INFO L158 Benchmark]: RCFGBuilder took 964.43ms. Allocated memory is still 148.9MB. Free memory was 103.4MB in the beginning and 97.8MB in the end (delta: 5.6MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2023-11-23 20:11:01,913 INFO L158 Benchmark]: CodeCheck took 1302.15ms. Allocated memory was 148.9MB in the beginning and 188.7MB in the end (delta: 39.8MB). Free memory was 97.8MB in the beginning and 136.3MB in the end (delta: -38.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:11:01,913 INFO L158 Benchmark]: Witness Printer took 4.71ms. Allocated memory is still 188.7MB. Free memory was 136.3MB in the beginning and 135.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:11:01,917 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, 21 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, 28 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 16 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, 16 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 73 GetRequests, 71 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, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 11 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: 1566]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1555. 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); [L1578] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={4:0}] [L1414] COND TRUE line != ((void *)0) [L1578] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=12, argc=12, argv={13:14}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1579] CALL CWE190_Integer_Overflow__int_rand_multiply_15_bad() [L1550] int data; [L1551] data = 0 [L1554] case 6: [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1555] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1563] case 7: VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1566] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, 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 0.37ms. Allocated memory is still 113.2MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1635.16ms. Allocated memory is still 148.9MB. Free memory was 83.3MB in the beginning and 108.3MB in the end (delta: -25.0MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 145.27ms. Allocated memory is still 148.9MB. Free memory was 108.3MB in the beginning and 105.3MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.36ms. Allocated memory is still 148.9MB. Free memory was 105.3MB in the beginning and 103.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 964.43ms. Allocated memory is still 148.9MB. Free memory was 103.4MB in the beginning and 97.8MB in the end (delta: 5.6MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * CodeCheck took 1302.15ms. Allocated memory was 148.9MB in the beginning and 188.7MB in the end (delta: 39.8MB). Free memory was 97.8MB in the beginning and 136.3MB in the end (delta: -38.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Witness Printer took 4.71ms. Allocated memory is still 188.7MB. Free memory was 136.3MB in the beginning and 135.3MB in the end (delta: 1.0MB). 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: IdentifierExpression #t~switch111 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch111 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch111 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 [2023-11-23 20:11:01,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/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_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_15_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC --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 3eac144b34545e77c2913fb4a31292647fe67d6164602f0d517ba8eb930deb45 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:11:05,122 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:11:05,287 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-23 20:11:05,349 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:11:05,351 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:11:05,352 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:11:05,353 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:11:05,354 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:11:05,355 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:11:05,364 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:11:05,365 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:11:05,365 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:11:05,366 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:11:05,368 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:11:05,369 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:11:05,370 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:11:05,370 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:11:05,371 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:11:05,371 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:11:05,372 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:11:05,372 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:11:05,373 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:11:05,373 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:11:05,374 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:11:05,374 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:11:05,375 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:11:05,375 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:11:05,376 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:11:05,377 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:11:05,377 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:11:05,379 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:11:05,379 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:11:05,379 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:11:05,380 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:11:05,380 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:11:05,380 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:11:05,381 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_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3eac144b34545e77c2913fb4a31292647fe67d6164602f0d517ba8eb930deb45 [2023-11-23 20:11:05,870 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:11:05,898 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:11:05,902 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:11:05,904 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:11:05,905 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:11:05,907 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_15_bad.i [2023-11-23 20:11:09,903 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:11:10,570 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:11:10,571 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_15_bad.i [2023-11-23 20:11:10,604 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/data/6977bd1c2/a5c44f2a632e490d82fee7c238e6244b/FLAGbd6ae933f [2023-11-23 20:11:11,029 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/data/6977bd1c2/a5c44f2a632e490d82fee7c238e6244b [2023-11-23 20:11:11,032 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:11:11,034 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:11:11,036 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:11:11,036 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:11:11,042 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:11:11,043 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:11:11" (1/1) ... [2023-11-23 20:11:11,048 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f9bb690 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:11, skipping insertion in model container [2023-11-23 20:11:11,049 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:11:11" (1/1) ... [2023-11-23 20:11:11,140 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:11:11,814 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:11:12,842 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:11:12,880 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:11:12,922 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:11:13,003 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:11:13,184 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:11:13,185 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:11:13,185 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:11:13,185 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:11:13,185 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:11:13,194 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:11:13,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:13 WrapperNode [2023-11-23 20:11:13,195 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:11:13,197 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:11:13,197 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:11:13,197 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:11:13,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:13" (1/1) ... [2023-11-23 20:11:13,252 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:13" (1/1) ... [2023-11-23 20:11:13,309 INFO L138 Inliner]: procedures = 504, calls = 60, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2023-11-23 20:11:13,310 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:11:13,311 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:11:13,311 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:11:13,312 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:11:13,320 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:13" (1/1) ... [2023-11-23 20:11:13,321 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:13" (1/1) ... [2023-11-23 20:11:13,326 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:13" (1/1) ... [2023-11-23 20:11:13,326 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:13" (1/1) ... [2023-11-23 20:11:13,339 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:13" (1/1) ... [2023-11-23 20:11:13,342 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:13" (1/1) ... [2023-11-23 20:11:13,346 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:13" (1/1) ... [2023-11-23 20:11:13,348 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:13" (1/1) ... [2023-11-23 20:11:13,354 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:11:13,355 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:11:13,356 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:11:13,356 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:11:13,357 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:13" (1/1) ... [2023-11-23 20:11:13,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:11:13,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:11:13,406 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:11:13,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:11:13,479 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-23 20:11:13,480 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-23 20:11:13,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:11:13,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:11:13,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:11:13,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:11:13,481 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 20:11:13,757 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:11:13,760 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:11:14,023 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:11:14,152 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:11:14,152 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:11:14,156 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:11:14 BoogieIcfgContainer [2023-11-23 20:11:14,157 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:11:14,159 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:11:14,160 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:11:14,173 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:11:14,173 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:11:14" (1/1) ... [2023-11-23 20:11:14,186 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:11:14,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:14,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2023-11-23 20:11:14,291 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2023-11-23 20:11:14,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:11:14,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:14,304 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:11:14,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:11:14,307 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:11:14,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-23 20:11:14,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:14,567 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:11:14,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:14,604 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:11:14,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:14,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:11:14,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:11:14,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:14,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2023-11-23 20:11:14,751 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2023-11-23 20:11:14,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:11:14,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:14,752 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:11:14,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:11:14,754 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:11:14,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-23 20:11:14,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:11:14,963 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:11:15,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:11:15,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:11:15,188 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:11:15,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:11:15,268 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-23 20:11:15,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-23 20:11:15,293 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-23 20:11:15,340 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch105 could not be translated [2023-11-23 20:11:15,342 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch105 could not be translated [2023-11-23 20:11:15,343 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch105 could not be translated [2023-11-23 20:11:15,350 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:11:15 ImpRootNode [2023-11-23 20:11:15,350 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:11:15,351 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:11:15,351 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:11:15,352 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:11:15,352 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:11:14" (3/4) ... [2023-11-23 20:11:15,353 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-23 20:11:15,377 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch105 could not be translated [2023-11-23 20:11:15,378 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch105 could not be translated [2023-11-23 20:11:15,378 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch105 could not be translated [2023-11-23 20:11:15,447 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/witness.graphml [2023-11-23 20:11:15,455 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:11:15,456 INFO L158 Benchmark]: Toolchain (without parser) took 4421.76ms. Allocated memory is still 107.0MB. Free memory was 78.9MB in the beginning and 66.9MB in the end (delta: 12.0MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2023-11-23 20:11:15,457 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 73.4MB. Free memory is still 50.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:11:15,457 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2159.85ms. Allocated memory is still 107.0MB. Free memory was 78.6MB in the beginning and 39.9MB in the end (delta: 38.8MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2023-11-23 20:11:15,458 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.57ms. Allocated memory is still 107.0MB. Free memory was 39.9MB in the beginning and 79.3MB in the end (delta: -39.4MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2023-11-23 20:11:15,458 INFO L158 Benchmark]: Boogie Preprocessor took 43.37ms. Allocated memory is still 107.0MB. Free memory was 79.3MB in the beginning and 77.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:11:15,459 INFO L158 Benchmark]: RCFGBuilder took 802.38ms. Allocated memory is still 107.0MB. Free memory was 77.2MB in the beginning and 58.9MB in the end (delta: 18.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 20:11:15,460 INFO L158 Benchmark]: CodeCheck took 1191.25ms. Allocated memory is still 107.0MB. Free memory was 58.3MB in the beginning and 69.7MB in the end (delta: -11.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:11:15,461 INFO L158 Benchmark]: Witness Printer took 103.97ms. Allocated memory is still 107.0MB. Free memory was 69.7MB in the beginning and 66.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:11:15,470 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, 21 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, 28 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 16 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, 16 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 80 GetRequests, 78 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, 0.1s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 11 SizeOfPredicates, 0 NumberOfNonLiveVariables, 47 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 - CounterExampleResult [Line: 1566]: 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); [L1578] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={4:0}] [L1414] COND TRUE line != ((void *)0) [L1578] 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] [L1579] CALL CWE190_Integer_Overflow__int_rand_multiply_15_bad() [L1550] int data; [L1551] data = 0 [L1554] case 6: [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1563] case 7: VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1566] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 73.4MB. Free memory is still 50.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2159.85ms. Allocated memory is still 107.0MB. Free memory was 78.6MB in the beginning and 39.9MB in the end (delta: 38.8MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.57ms. Allocated memory is still 107.0MB. Free memory was 39.9MB in the beginning and 79.3MB in the end (delta: -39.4MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.37ms. Allocated memory is still 107.0MB. Free memory was 79.3MB in the beginning and 77.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 802.38ms. Allocated memory is still 107.0MB. Free memory was 77.2MB in the beginning and 58.9MB in the end (delta: 18.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1191.25ms. Allocated memory is still 107.0MB. Free memory was 58.3MB in the beginning and 69.7MB in the end (delta: -11.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 103.97ms. Allocated memory is still 107.0MB. Free memory was 69.7MB in the beginning and 66.9MB in the end (delta: 2.8MB). 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~switch105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch105 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch105 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-11-23 20:11:15,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b2289b8-3b8e-41c7-970b-b84a7108a46b/bin/ukojak-verify-1t5iHCbJaC/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)