./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_05_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/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_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_05_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/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_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/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 444b5752868bbd74c58edd97704f691177109dc29746364d37c5e1376d108a0e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:27:52,074 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:27:52,211 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:27:52,218 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:27:52,218 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:27:52,244 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:27:52,245 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:27:52,246 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:27:52,247 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:27:52,247 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:27:52,248 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:27:52,249 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:27:52,250 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:27:52,250 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:27:52,251 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:27:52,252 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:27:52,252 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:27:52,253 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:27:52,253 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:27:52,254 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:27:52,254 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:27:52,255 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:27:52,256 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:27:52,256 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:27:52,257 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:27:52,257 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:27:52,258 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:27:52,258 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:27:52,259 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:27:52,259 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:27:52,259 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:27:52,260 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:27:52,260 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_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 444b5752868bbd74c58edd97704f691177109dc29746364d37c5e1376d108a0e [2023-11-23 20:27:52,615 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:27:52,651 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:27:52,655 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:27:52,657 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:27:52,658 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:27:52,660 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_05_bad.i [2023-11-23 20:27:56,138 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:27:56,683 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:27:56,685 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_05_bad.i [2023-11-23 20:27:56,734 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/bin/ukojak-verify-1t5iHCbJaC/data/91b26e951/aee1a10bdea3480f97cce0577d691425/FLAG9d406d78c [2023-11-23 20:27:56,756 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/bin/ukojak-verify-1t5iHCbJaC/data/91b26e951/aee1a10bdea3480f97cce0577d691425 [2023-11-23 20:27:56,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:27:56,766 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:27:56,770 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:27:56,770 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:27:56,776 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:27:56,777 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:27:56" (1/1) ... [2023-11-23 20:27:56,781 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15172a5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:56, skipping insertion in model container [2023-11-23 20:27:56,783 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:27:56" (1/1) ... [2023-11-23 20:27:56,892 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:27:57,476 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:27:59,399 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:27:59,427 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:27:59,478 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:27:59,590 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:27:59,923 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:59,924 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:59,924 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:59,924 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:59,925 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:27:59,935 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:27:59,936 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:59 WrapperNode [2023-11-23 20:27:59,937 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:27:59,938 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:27:59,939 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:27:59,939 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:27:59,950 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:59" (1/1) ... [2023-11-23 20:28:00,000 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:59" (1/1) ... [2023-11-23 20:28:00,046 INFO L138 Inliner]: procedures = 937, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 89 [2023-11-23 20:28:00,047 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:28:00,048 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:28:00,048 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:28:00,049 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:28:00,066 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:59" (1/1) ... [2023-11-23 20:28:00,066 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:59" (1/1) ... [2023-11-23 20:28:00,072 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:59" (1/1) ... [2023-11-23 20:28:00,072 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:59" (1/1) ... [2023-11-23 20:28:00,080 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:59" (1/1) ... [2023-11-23 20:28:00,084 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:59" (1/1) ... [2023-11-23 20:28:00,087 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:59" (1/1) ... [2023-11-23 20:28:00,089 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:59" (1/1) ... [2023-11-23 20:28:00,094 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:28:00,095 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:28:00,096 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:28:00,096 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:28:00,097 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:27:59" (1/1) ... [2023-11-23 20:28:00,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:28:00,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:28:00,165 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:28:00,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:28:00,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:28:00,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:28:00,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:28:00,224 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 20:28:00,224 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-23 20:28:00,225 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-23 20:28:00,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:28:00,437 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:28:00,440 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:28:00,687 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:28:01,084 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:28:01,085 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:28:01,087 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:28:01 BoogieIcfgContainer [2023-11-23 20:28:01,087 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:28:01,088 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:28:01,088 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:28:01,102 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:28:01,102 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:28:01" (1/1) ... [2023-11-23 20:28:01,114 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:28:01,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:01,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-23 20:28:01,205 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-23 20:28:01,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:28:01,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:01,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:01,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:28:01,638 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 20:28:01,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:01,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-11-23 20:28:01,707 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-11-23 20:28:01,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:28:01,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:01,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:28:01,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:28:01,980 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:28:02,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:28:02,374 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-23 20:28:02,423 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite193 could not be translated [2023-11-23 20:28:02,425 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite193 could not be translated [2023-11-23 20:28:02,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:28:02 ImpRootNode [2023-11-23 20:28:02,434 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:28:02,435 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:28:02,435 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:28:02,435 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:28:02,436 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:28:01" (3/4) ... [2023-11-23 20:28:02,442 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:28:02,444 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:28:02,445 INFO L158 Benchmark]: Toolchain (without parser) took 5678.81ms. Allocated memory is still 151.0MB. Free memory was 107.3MB in the beginning and 72.5MB in the end (delta: 34.8MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2023-11-23 20:28:02,447 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 109.1MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:28:02,447 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3167.56ms. Allocated memory is still 151.0MB. Free memory was 107.2MB in the beginning and 95.8MB in the end (delta: 11.4MB). Peak memory consumption was 91.5MB. Max. memory is 16.1GB. [2023-11-23 20:28:02,448 INFO L158 Benchmark]: Boogie Procedure Inliner took 108.97ms. Allocated memory is still 151.0MB. Free memory was 95.8MB in the beginning and 91.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:28:02,450 INFO L158 Benchmark]: Boogie Preprocessor took 46.46ms. Allocated memory is still 151.0MB. Free memory was 91.6MB in the beginning and 90.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:28:02,451 INFO L158 Benchmark]: RCFGBuilder took 991.95ms. Allocated memory is still 151.0MB. Free memory was 90.3MB in the beginning and 101.9MB in the end (delta: -11.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-23 20:28:02,452 INFO L158 Benchmark]: CodeCheck took 1345.80ms. Allocated memory is still 151.0MB. Free memory was 101.9MB in the beginning and 72.5MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-23 20:28:02,458 INFO L158 Benchmark]: Witness Printer took 9.37ms. Allocated memory is still 151.0MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:28:02,467 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 7 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, 7 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 41 GetRequests, 41 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, 0.3s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 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: 1845]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1840. 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 staticTrue = 1; [L1833] static int staticFalse = 0; [L1853] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}, staticFalse=0, staticTrue=1] [L1414] COND TRUE line != ((void *)0) [L1853] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=12, argc=12, argv={14:13}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1854] CALL CWE190_Integer_Overflow__int_rand_square_05_bad() [L1836] int data; [L1837] data = 0 [L1838] COND TRUE \read(staticTrue) [L1840] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1840] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1840] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1840] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1840] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1842] COND TRUE \read(staticTrue) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=76695843, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1845] data * data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=76695843, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 109.1MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3167.56ms. Allocated memory is still 151.0MB. Free memory was 107.2MB in the beginning and 95.8MB in the end (delta: 11.4MB). Peak memory consumption was 91.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 108.97ms. Allocated memory is still 151.0MB. Free memory was 95.8MB in the beginning and 91.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.46ms. Allocated memory is still 151.0MB. Free memory was 91.6MB in the beginning and 90.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 991.95ms. Allocated memory is still 151.0MB. Free memory was 90.3MB in the beginning and 101.9MB in the end (delta: -11.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 1345.80ms. Allocated memory is still 151.0MB. Free memory was 101.9MB in the beginning and 72.5MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Witness Printer took 9.37ms. Allocated memory is still 151.0MB. Free memory is still 72.5MB. 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~ite193 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite193 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 20:28:02,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/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_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_05_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/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_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/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 444b5752868bbd74c58edd97704f691177109dc29746364d37c5e1376d108a0e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:28:05,555 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:28:05,708 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-23 20:28:05,763 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:28:05,764 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:28:05,765 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:28:05,766 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:28:05,767 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:28:05,767 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:28:05,769 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:28:05,770 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:28:05,771 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:28:05,771 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:28:05,777 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:28:05,778 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:28:05,782 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:28:05,784 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:28:05,785 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:28:05,785 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:28:05,787 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:28:05,787 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:28:05,788 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:28:05,789 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:28:05,789 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:28:05,790 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:28:05,790 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:28:05,791 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:28:05,791 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:28:05,792 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:28:05,792 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:28:05,794 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:28:05,794 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:28:05,794 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:28:05,795 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:28:05,795 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:28:05,795 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:28:05,796 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_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 444b5752868bbd74c58edd97704f691177109dc29746364d37c5e1376d108a0e [2023-11-23 20:28:06,231 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:28:06,259 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:28:06,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:28:06,264 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:28:06,265 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:28:06,267 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_05_bad.i [2023-11-23 20:28:09,740 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:28:10,294 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:28:10,295 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_05_bad.i [2023-11-23 20:28:10,339 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/bin/ukojak-verify-1t5iHCbJaC/data/83920dfe9/6b7e880f0c0b4c6a9faa54f5d40cafce/FLAGc784d47bb [2023-11-23 20:28:10,357 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/bin/ukojak-verify-1t5iHCbJaC/data/83920dfe9/6b7e880f0c0b4c6a9faa54f5d40cafce [2023-11-23 20:28:10,361 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:28:10,368 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:28:10,372 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:28:10,373 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:28:10,379 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:28:10,382 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:28:10" (1/1) ... [2023-11-23 20:28:10,384 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c065f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:10, skipping insertion in model container [2023-11-23 20:28:10,384 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:28:10" (1/1) ... [2023-11-23 20:28:10,512 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:28:11,119 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:28:12,227 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:28:12,244 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:28:12,288 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:28:12,484 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:28:13,038 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:28:13,038 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:28:13,039 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:28:13,039 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:28:13,039 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:28:13,046 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:28:13,047 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:13 WrapperNode [2023-11-23 20:28:13,047 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:28:13,048 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:28:13,048 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:28:13,049 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:28:13,056 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:13" (1/1) ... [2023-11-23 20:28:13,106 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:13" (1/1) ... [2023-11-23 20:28:13,148 INFO L138 Inliner]: procedures = 942, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 57 [2023-11-23 20:28:13,148 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:28:13,149 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:28:13,149 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:28:13,150 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:28:13,159 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:13" (1/1) ... [2023-11-23 20:28:13,160 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:13" (1/1) ... [2023-11-23 20:28:13,180 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:13" (1/1) ... [2023-11-23 20:28:13,180 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:13" (1/1) ... [2023-11-23 20:28:13,190 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:13" (1/1) ... [2023-11-23 20:28:13,208 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:13" (1/1) ... [2023-11-23 20:28:13,211 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:13" (1/1) ... [2023-11-23 20:28:13,213 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:13" (1/1) ... [2023-11-23 20:28:13,218 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:28:13,219 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:28:13,219 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:28:13,219 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:28:13,220 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:13" (1/1) ... [2023-11-23 20:28:13,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:28:13,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:28:13,258 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:28:13,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:28:13,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:28:13,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:28:13,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:28:13,309 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 20:28:13,309 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-23 20:28:13,309 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-23 20:28:13,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:28:13,525 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:28:13,528 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:28:16,508 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:28:16,578 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:28:16,578 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:28:16,580 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:28:16 BoogieIcfgContainer [2023-11-23 20:28:16,580 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:28:16,581 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:28:16,581 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:28:16,591 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:28:16,592 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:28:16" (1/1) ... [2023-11-23 20:28:16,601 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:28:16,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:28:16,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-23 20:28:16,653 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-23 20:28:16,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:28:16,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:28:16,658 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:28:16,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:28:16,659 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:28:16,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f610fa-d2c7-4d4d-ab89-460aec23cd54/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process