./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_45_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_45_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 395823a210dfb153d2d61e8d9e85e14ae91d03e114192ce25734aaed65ae0e02 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:53:43,534 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:53:43,641 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 02:53:43,645 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:53:43,646 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:53:43,678 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:53:43,679 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:53:43,679 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:53:43,689 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:53:43,696 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:53:43,697 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:53:43,697 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:53:43,697 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:53:43,698 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:53:43,698 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:53:43,699 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:53:43,699 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:53:43,700 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:53:43,700 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:53:43,700 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:53:43,701 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:53:43,704 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:53:43,704 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:53:43,705 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:53:43,706 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:53:43,706 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:43,706 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:53:43,707 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:53:43,707 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:53:43,708 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:53:43,709 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:53:43,709 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:53:43,709 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_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 395823a210dfb153d2d61e8d9e85e14ae91d03e114192ce25734aaed65ae0e02 [2023-11-19 02:53:43,996 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:53:44,028 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:53:44,031 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:53:44,032 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:53:44,033 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:53:44,034 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_45_bad.i [2023-11-19 02:53:47,228 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:53:47,646 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:53:47,648 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_45_bad.i [2023-11-19 02:53:47,683 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL/data/a4a4c9748/3179bd6e2679407ab6a7547f4ee7e8ac/FLAG74d78b621 [2023-11-19 02:53:47,697 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL/data/a4a4c9748/3179bd6e2679407ab6a7547f4ee7e8ac [2023-11-19 02:53:47,700 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:53:47,701 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:53:47,703 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:47,703 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:53:47,708 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:53:47,708 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:47" (1/1) ... [2023-11-19 02:53:47,709 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3536c13f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:47, skipping insertion in model container [2023-11-19 02:53:47,710 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:47" (1/1) ... [2023-11-19 02:53:47,796 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:53:48,268 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:53:49,392 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:49,409 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:53:49,446 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:53:49,532 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:49,960 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:53:49,961 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:53:49,961 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:53:49,961 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:53:49,961 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:53:49,969 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:53:49,970 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:49 WrapperNode [2023-11-19 02:53:49,970 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:49,971 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:53:49,971 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:53:49,971 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:53:49,978 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:49" (1/1) ... [2023-11-19 02:53:50,014 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:49" (1/1) ... [2023-11-19 02:53:50,048 INFO L138 Inliner]: procedures = 938, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 92 [2023-11-19 02:53:50,052 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:53:50,053 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:53:50,053 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:53:50,053 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:53:50,062 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:49" (1/1) ... [2023-11-19 02:53:50,062 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:49" (1/1) ... [2023-11-19 02:53:50,065 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:49" (1/1) ... [2023-11-19 02:53:50,066 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:49" (1/1) ... [2023-11-19 02:53:50,072 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:49" (1/1) ... [2023-11-19 02:53:50,074 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:49" (1/1) ... [2023-11-19 02:53:50,076 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:49" (1/1) ... [2023-11-19 02:53:50,078 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:49" (1/1) ... [2023-11-19 02:53:50,081 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:53:50,082 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:53:50,082 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:53:50,083 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:53:50,084 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:49" (1/1) ... [2023-11-19 02:53:50,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:50,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:53:50,146 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:53:50,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:53:50,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:53:50,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:53:50,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:53:50,215 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 02:53:50,215 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 02:53:50,216 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 02:53:50,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:53:50,444 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:53:50,447 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:53:50,713 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:53:50,960 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:53:50,960 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:53:50,965 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:50 BoogieIcfgContainer [2023-11-19 02:53:50,965 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:53:50,966 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:53:50,966 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:53:50,976 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:53:50,976 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:50" (1/1) ... [2023-11-19 02:53:50,985 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:53:51,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:51,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-19 02:53:51,036 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-19 02:53:51,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:53:51,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:51,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:51,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:51,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:51,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:51,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-19 02:53:51,408 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-19 02:53:51,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:53:51,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:51,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:51,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:53:51,677 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:53:51,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:53:51,802 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 02:53:51,842 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:53:51 ImpRootNode [2023-11-19 02:53:51,842 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:53:51,843 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:53:51,843 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:53:51,843 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:53:51,844 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:50" (3/4) ... [2023-11-19 02:53:51,846 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 02:53:51,847 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:53:51,848 INFO L158 Benchmark]: Toolchain (without parser) took 4146.76ms. Allocated memory is still 146.8MB. Free memory was 106.7MB in the beginning and 43.5MB in the end (delta: 63.1MB). Peak memory consumption was 63.7MB. Max. memory is 16.1GB. [2023-11-19 02:53:51,849 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 115.3MB. Free memory is still 89.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:53:51,851 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2267.61ms. Allocated memory is still 146.8MB. Free memory was 106.3MB in the beginning and 107.8MB in the end (delta: -1.5MB). Peak memory consumption was 63.6MB. Max. memory is 16.1GB. [2023-11-19 02:53:51,851 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.27ms. Allocated memory is still 146.8MB. Free memory was 107.8MB in the beginning and 104.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:53:51,852 INFO L158 Benchmark]: Boogie Preprocessor took 28.75ms. Allocated memory is still 146.8MB. Free memory was 104.6MB in the beginning and 102.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:53:51,853 INFO L158 Benchmark]: RCFGBuilder took 882.78ms. Allocated memory is still 146.8MB. Free memory was 102.5MB in the beginning and 72.9MB in the end (delta: 29.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-19 02:53:51,854 INFO L158 Benchmark]: CodeCheck took 876.28ms. Allocated memory is still 146.8MB. Free memory was 72.9MB in the beginning and 43.5MB in the end (delta: 29.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-19 02:53:51,860 INFO L158 Benchmark]: Witness Printer took 4.48ms. Allocated memory is still 146.8MB. Free memory is still 43.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:53:51,868 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 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, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 5 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1839]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1847. 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); [L1832] static int CWE190_Integer_Overflow__int_rand_square_45_badData; [L1833] static int CWE190_Integer_Overflow__int_rand_square_45_goodG2BData; [L1834] static int CWE190_Integer_Overflow__int_rand_square_45_goodB2GData; [L1854] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_rand_square_45_badData=0, CWE190_Integer_Overflow__int_rand_square_45_goodB2GData=0, CWE190_Integer_Overflow__int_rand_square_45_goodG2BData=0, 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) [L1854] RET printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_rand_square_45_badData=0, CWE190_Integer_Overflow__int_rand_square_45_goodB2GData=0, CWE190_Integer_Overflow__int_rand_square_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=12, argc=12, argv={13:14}, argv={13:14}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1855] CALL CWE190_Integer_Overflow__int_rand_square_45_bad() [L1845] int data; [L1846] data = 0 [L1847] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1847] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1847] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1847] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1847] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1848] CWE190_Integer_Overflow__int_rand_square_45_badData = data [L1849] CALL badSink() [L1837] int data = CWE190_Integer_Overflow__int_rand_square_45_badData; VAL [CWE190_Integer_Overflow__int_rand_square_45_badData=143165576, CWE190_Integer_Overflow__int_rand_square_45_goodB2GData=0, CWE190_Integer_Overflow__int_rand_square_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=143165576, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1839] data * data VAL [CWE190_Integer_Overflow__int_rand_square_45_badData=143165576, CWE190_Integer_Overflow__int_rand_square_45_goodB2GData=0, CWE190_Integer_Overflow__int_rand_square_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=143165576, 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 0.27ms. Allocated memory is still 115.3MB. Free memory is still 89.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2267.61ms. Allocated memory is still 146.8MB. Free memory was 106.3MB in the beginning and 107.8MB in the end (delta: -1.5MB). Peak memory consumption was 63.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.27ms. Allocated memory is still 146.8MB. Free memory was 107.8MB in the beginning and 104.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.75ms. Allocated memory is still 146.8MB. Free memory was 104.6MB in the beginning and 102.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 882.78ms. Allocated memory is still 146.8MB. Free memory was 102.5MB in the beginning and 72.9MB in the end (delta: 29.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * CodeCheck took 876.28ms. Allocated memory is still 146.8MB. Free memory was 72.9MB in the beginning and 43.5MB in the end (delta: 29.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Witness Printer took 4.48ms. Allocated memory is still 146.8MB. Free memory is still 43.5MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 02:53:51,892 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_45_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 395823a210dfb153d2d61e8d9e85e14ae91d03e114192ce25734aaed65ae0e02 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:53:54,637 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:53:54,758 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-19 02:53:54,806 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:53:54,807 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:53:54,808 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:53:54,809 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:53:54,810 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:53:54,811 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:53:54,816 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:53:54,816 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:53:54,817 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:53:54,817 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:53:54,819 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:53:54,819 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:53:54,820 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:53:54,820 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:53:54,821 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:53:54,821 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:53:54,822 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:53:54,822 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:53:54,823 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:53:54,823 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:53:54,824 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:53:54,824 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:53:54,825 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:53:54,825 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:53:54,826 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:54,826 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:53:54,826 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:53:54,828 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:53:54,828 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:53:54,828 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:53:54,829 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:53:54,829 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:53:54,829 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:53:54,830 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_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 395823a210dfb153d2d61e8d9e85e14ae91d03e114192ce25734aaed65ae0e02 [2023-11-19 02:53:55,293 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:53:55,321 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:53:55,324 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:53:55,325 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:53:55,328 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:53:55,329 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_45_bad.i [2023-11-19 02:53:58,438 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:53:58,981 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:53:58,981 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_45_bad.i [2023-11-19 02:53:59,020 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL/data/569093528/3cb1104b256c4634aa1b4195d6a780d2/FLAGfe4516343 [2023-11-19 02:53:59,039 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL/data/569093528/3cb1104b256c4634aa1b4195d6a780d2 [2023-11-19 02:53:59,044 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:53:59,046 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:53:59,049 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:59,050 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:53:59,055 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:53:59,055 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:59" (1/1) ... [2023-11-19 02:53:59,057 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@691f30dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:59, skipping insertion in model container [2023-11-19 02:53:59,057 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:59" (1/1) ... [2023-11-19 02:53:59,166 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:53:59,617 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:54:00,686 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:00,713 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:54:00,754 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:54:00,884 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:01,307 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:01,307 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:01,308 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:01,308 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:01,308 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:01,315 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:54:01,316 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:01 WrapperNode [2023-11-19 02:54:01,316 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:01,317 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:01,318 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:54:01,318 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:54:01,325 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:01" (1/1) ... [2023-11-19 02:54:01,372 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:01" (1/1) ... [2023-11-19 02:54:01,413 INFO L138 Inliner]: procedures = 943, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 60 [2023-11-19 02:54:01,413 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:01,414 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:54:01,414 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:54:01,414 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:54:01,424 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:01" (1/1) ... [2023-11-19 02:54:01,424 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:01" (1/1) ... [2023-11-19 02:54:01,430 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:01" (1/1) ... [2023-11-19 02:54:01,430 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:01" (1/1) ... [2023-11-19 02:54:01,441 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:01" (1/1) ... [2023-11-19 02:54:01,443 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:01" (1/1) ... [2023-11-19 02:54:01,446 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:01" (1/1) ... [2023-11-19 02:54:01,448 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:01" (1/1) ... [2023-11-19 02:54:01,453 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:54:01,454 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:54:01,454 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:54:01,455 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:54:01,455 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:01" (1/1) ... [2023-11-19 02:54:01,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:01,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:54:01,499 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:54:01,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:54:01,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:54:01,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:54:01,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:54:01,546 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 02:54:01,546 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 02:54:01,547 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 02:54:01,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:54:01,756 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:54:01,760 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:54:05,318 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:54:05,417 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:54:05,417 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:54:05,426 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:05 BoogieIcfgContainer [2023-11-19 02:54:05,426 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:54:05,428 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:54:05,428 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:54:05,439 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:54:05,439 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:05" (1/1) ... [2023-11-19 02:54:05,449 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:54:05,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:05,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-19 02:54:05,525 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-19 02:54:05,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:54:05,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:05,533 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:54:05,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:54:05,535 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:54:05,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31b0edc-72eb-407e-bb82-a01ce9721731/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process