./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_61_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2023edd8-40d4-4992-a04e-04648a2362f7/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2023edd8-40d4-4992-a04e-04648a2362f7/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_2023edd8-40d4-4992-a04e-04648a2362f7/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2023edd8-40d4-4992-a04e-04648a2362f7/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_61_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2023edd8-40d4-4992-a04e-04648a2362f7/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_2023edd8-40d4-4992-a04e-04648a2362f7/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 9dcaa4bb1dd7f001baa333a5c86654d4990009baf10d27fafcbb98dc5bd9f6b5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:17:02,210 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:17:02,352 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2023edd8-40d4-4992-a04e-04648a2362f7/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:17:02,358 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:17:02,359 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:17:02,390 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:17:02,391 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:17:02,391 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:17:02,392 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:17:02,393 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:17:02,394 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:17:02,394 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:17:02,395 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:17:02,396 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:17:02,396 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:17:02,397 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:17:02,397 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:17:02,398 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:17:02,399 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:17:02,399 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:17:02,400 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:17:02,401 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:17:02,401 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:17:02,402 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:17:02,403 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:17:02,403 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:17:02,404 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:17:02,405 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:17:02,405 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:17:02,406 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:17:02,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:17:02,407 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:17:02,407 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_2023edd8-40d4-4992-a04e-04648a2362f7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2023edd8-40d4-4992-a04e-04648a2362f7/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9dcaa4bb1dd7f001baa333a5c86654d4990009baf10d27fafcbb98dc5bd9f6b5 [2023-11-23 20:17:02,699 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:17:02,722 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:17:02,725 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:17:02,726 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:17:02,727 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:17:02,728 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2023edd8-40d4-4992-a04e-04648a2362f7/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_61_bad.i [2023-11-23 20:17:05,912 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:17:06,491 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:17:06,493 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2023edd8-40d4-4992-a04e-04648a2362f7/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_61_bad.i [2023-11-23 20:17:06,538 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2023edd8-40d4-4992-a04e-04648a2362f7/bin/ukojak-verify-1t5iHCbJaC/data/ec5c662e2/a23cde7ca52245ef847888a37f48a507/FLAGac60e5749 [2023-11-23 20:17:06,556 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2023edd8-40d4-4992-a04e-04648a2362f7/bin/ukojak-verify-1t5iHCbJaC/data/ec5c662e2/a23cde7ca52245ef847888a37f48a507 [2023-11-23 20:17:06,563 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:17:06,566 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:17:06,568 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:17:06,568 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:17:06,574 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:17:06,575 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:17:06" (1/1) ... [2023-11-23 20:17:06,576 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c78984a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:06, skipping insertion in model container [2023-11-23 20:17:06,578 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:17:06" (1/1) ... [2023-11-23 20:17:06,701 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:17:07,272 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:17:08,920 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:17:08,933 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:17:08,971 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:17:09,053 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:17:09,500 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:17:09,500 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:17:09,500 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:17:09,501 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:17:09,501 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:17:09,509 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:17:09,509 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:09 WrapperNode [2023-11-23 20:17:09,509 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:17:09,510 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:17:09,510 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:17:09,510 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:17:09,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:09" (1/1) ... [2023-11-23 20:17:09,557 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:09" (1/1) ... [2023-11-23 20:17:09,602 INFO L138 Inliner]: procedures = 938, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 92 [2023-11-23 20:17:09,602 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:17:09,603 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:17:09,603 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:17:09,603 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:17:09,613 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:09" (1/1) ... [2023-11-23 20:17:09,613 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:09" (1/1) ... [2023-11-23 20:17:09,617 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:09" (1/1) ... [2023-11-23 20:17:09,617 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:09" (1/1) ... [2023-11-23 20:17:09,624 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:09" (1/1) ... [2023-11-23 20:17:09,627 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:09" (1/1) ... [2023-11-23 20:17:09,629 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:09" (1/1) ... [2023-11-23 20:17:09,631 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:09" (1/1) ... [2023-11-23 20:17:09,635 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:17:09,636 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:17:09,636 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:17:09,636 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:17:09,637 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:09" (1/1) ... [2023-11-23 20:17:09,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:17:09,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2023edd8-40d4-4992-a04e-04648a2362f7/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:17:09,672 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2023edd8-40d4-4992-a04e-04648a2362f7/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:17:09,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2023edd8-40d4-4992-a04e-04648a2362f7/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:17:09,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:17:09,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:17:09,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:17:09,722 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 20:17:09,723 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-23 20:17:09,723 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-23 20:17:09,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:17:09,891 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:17:09,894 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:17:10,139 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:17:10,384 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:17:10,384 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:17:10,386 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:17:10 BoogieIcfgContainer [2023-11-23 20:17:10,386 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:17:10,387 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:17:10,387 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:17:10,398 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:17:10,398 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:17:10" (1/1) ... [2023-11-23 20:17:10,408 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:17:10,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:10,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-23 20:17:10,491 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-23 20:17:10,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:17:10,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:10,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:10,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:10,836 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 20:17:10,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:10,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-23 20:17:10,879 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-23 20:17:10,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:17:10,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:10,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:11,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:17:11,025 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:17:11,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:17:11,087 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-23 20:17:11,121 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:17:11 ImpRootNode [2023-11-23 20:17:11,121 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:17:11,122 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:17:11,122 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:17:11,123 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:17:11,123 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:17:10" (3/4) ... [2023-11-23 20:17:11,131 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:17:11,132 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:17:11,134 INFO L158 Benchmark]: Toolchain (without parser) took 4567.08ms. Allocated memory was 159.4MB in the beginning and 213.9MB in the end (delta: 54.5MB). Free memory was 123.6MB in the beginning and 151.4MB in the end (delta: -27.8MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2023-11-23 20:17:11,134 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 117.4MB. Free memory is still 73.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:17:11,135 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2941.53ms. Allocated memory is still 159.4MB. Free memory was 123.6MB in the beginning and 98.8MB in the end (delta: 24.9MB). Peak memory consumption was 82.0MB. Max. memory is 16.1GB. [2023-11-23 20:17:11,136 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.23ms. Allocated memory is still 159.4MB. Free memory was 98.8MB in the beginning and 94.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:17:11,137 INFO L158 Benchmark]: Boogie Preprocessor took 31.87ms. Allocated memory is still 159.4MB. Free memory was 94.6MB in the beginning and 93.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:17:11,138 INFO L158 Benchmark]: RCFGBuilder took 750.83ms. Allocated memory is still 159.4MB. Free memory was 93.4MB in the beginning and 55.7MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-23 20:17:11,139 INFO L158 Benchmark]: CodeCheck took 734.18ms. Allocated memory was 159.4MB in the beginning and 213.9MB in the end (delta: 54.5MB). Free memory was 55.7MB in the beginning and 152.3MB in the end (delta: -96.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:17:11,145 INFO L158 Benchmark]: Witness Printer took 9.96ms. Allocated memory is still 213.9MB. Free memory is still 151.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:17:11,153 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: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 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, 0.1s 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 1853. 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); [L1846] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1846] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=13, argc=13, argv={12:14}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1847] CALL CWE190_Integer_Overflow__int_rand_square_61_bad() [L1835] int data; [L1836] data = 0 [L1837] CALL, EXPR CWE190_Integer_Overflow__int_rand_square_61b_badSource(data) [L1853] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1853] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1853] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1853] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1853] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1854] return data; [L1837] RET, EXPR CWE190_Integer_Overflow__int_rand_square_61b_badSource(data) [L1837] data = CWE190_Integer_Overflow__int_rand_square_61b_badSource(data) [L1839] data * data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 117.4MB. Free memory is still 73.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2941.53ms. Allocated memory is still 159.4MB. Free memory was 123.6MB in the beginning and 98.8MB in the end (delta: 24.9MB). Peak memory consumption was 82.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.23ms. Allocated memory is still 159.4MB. Free memory was 98.8MB in the beginning and 94.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.87ms. Allocated memory is still 159.4MB. Free memory was 94.6MB in the beginning and 93.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 750.83ms. Allocated memory is still 159.4MB. Free memory was 93.4MB in the beginning and 55.7MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * CodeCheck took 734.18ms. Allocated memory was 159.4MB in the beginning and 213.9MB in the end (delta: 54.5MB). Free memory was 55.7MB in the beginning and 152.3MB in the end (delta: -96.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 9.96ms. Allocated memory is still 213.9MB. Free memory is still 151.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 20:17:11,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2023edd8-40d4-4992-a04e-04648a2362f7/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2023edd8-40d4-4992-a04e-04648a2362f7/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2023edd8-40d4-4992-a04e-04648a2362f7/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_2023edd8-40d4-4992-a04e-04648a2362f7/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2023edd8-40d4-4992-a04e-04648a2362f7/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_61_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2023edd8-40d4-4992-a04e-04648a2362f7/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_2023edd8-40d4-4992-a04e-04648a2362f7/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 9dcaa4bb1dd7f001baa333a5c86654d4990009baf10d27fafcbb98dc5bd9f6b5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:17:13,942 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:17:14,099 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2023edd8-40d4-4992-a04e-04648a2362f7/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-23 20:17:14,163 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:17:14,165 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:17:14,166 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:17:14,167 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:17:14,168 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:17:14,169 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:17:14,174 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:17:14,175 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:17:14,176 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:17:14,176 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:17:14,178 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:17:14,179 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:17:14,179 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:17:14,180 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:17:14,181 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:17:14,181 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:17:14,182 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:17:14,182 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:17:14,183 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:17:14,184 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:17:14,184 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:17:14,185 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:17:14,186 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:17:14,186 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:17:14,187 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:17:14,187 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:17:14,188 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:17:14,189 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:17:14,190 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:17:14,190 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:17:14,191 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:17:14,191 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:17:14,191 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:17:14,192 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_2023edd8-40d4-4992-a04e-04648a2362f7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2023edd8-40d4-4992-a04e-04648a2362f7/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9dcaa4bb1dd7f001baa333a5c86654d4990009baf10d27fafcbb98dc5bd9f6b5 [2023-11-23 20:17:14,737 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:17:14,771 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:17:14,774 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:17:14,775 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:17:14,776 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:17:14,778 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2023edd8-40d4-4992-a04e-04648a2362f7/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_61_bad.i [2023-11-23 20:17:18,109 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:17:18,654 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:17:18,655 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2023edd8-40d4-4992-a04e-04648a2362f7/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_61_bad.i [2023-11-23 20:17:18,688 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2023edd8-40d4-4992-a04e-04648a2362f7/bin/ukojak-verify-1t5iHCbJaC/data/3d0a7ab7f/ece11a30ca614645ae412f4d4a391fec/FLAG11c2e72ae [2023-11-23 20:17:18,719 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2023edd8-40d4-4992-a04e-04648a2362f7/bin/ukojak-verify-1t5iHCbJaC/data/3d0a7ab7f/ece11a30ca614645ae412f4d4a391fec [2023-11-23 20:17:18,728 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:17:18,730 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:17:18,737 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:17:18,738 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:17:18,744 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:17:18,745 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:17:18" (1/1) ... [2023-11-23 20:17:18,746 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38cea79f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:18, skipping insertion in model container [2023-11-23 20:17:18,747 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:17:18" (1/1) ... [2023-11-23 20:17:18,870 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:17:19,531 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:17:21,215 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:17:21,238 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:17:21,277 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:17:21,383 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:17:21,633 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:17:21,633 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:17:21,633 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:17:21,633 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:17:21,634 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:17:21,642 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:17:21,643 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:21 WrapperNode [2023-11-23 20:17:21,643 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:17:21,647 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:17:21,648 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:17:21,648 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:17:21,656 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:21" (1/1) ... [2023-11-23 20:17:21,710 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:21" (1/1) ... [2023-11-23 20:17:21,750 INFO L138 Inliner]: procedures = 943, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 59 [2023-11-23 20:17:21,750 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:17:21,751 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:17:21,751 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:17:21,752 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:17:21,761 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:21" (1/1) ... [2023-11-23 20:17:21,761 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:21" (1/1) ... [2023-11-23 20:17:21,769 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:21" (1/1) ... [2023-11-23 20:17:21,769 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:21" (1/1) ... [2023-11-23 20:17:21,781 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:21" (1/1) ... [2023-11-23 20:17:21,784 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:21" (1/1) ... [2023-11-23 20:17:21,788 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:21" (1/1) ... [2023-11-23 20:17:21,791 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:21" (1/1) ... [2023-11-23 20:17:21,797 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:17:21,798 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:17:21,798 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:17:21,799 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:17:21,800 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:21" (1/1) ... [2023-11-23 20:17:21,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:17:21,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2023edd8-40d4-4992-a04e-04648a2362f7/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:17:21,861 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2023edd8-40d4-4992-a04e-04648a2362f7/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:17:21,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2023edd8-40d4-4992-a04e-04648a2362f7/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:17:21,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:17:21,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:17:21,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:17:21,938 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 20:17:21,938 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-23 20:17:21,939 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-23 20:17:21,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:17:22,177 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:17:22,182 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:17:25,164 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:17:25,257 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:17:25,257 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:17:25,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:17:25 BoogieIcfgContainer [2023-11-23 20:17:25,259 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:17:25,261 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:17:25,261 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:17:25,275 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:17:25,276 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:17:25" (1/1) ... [2023-11-23 20:17:25,285 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:17:25,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:25,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-23 20:17:25,343 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-23 20:17:25,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:17:25,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:25,350 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:17:25,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2023edd8-40d4-4992-a04e-04648a2362f7/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:17:25,357 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2023edd8-40d4-4992-a04e-04648a2362f7/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:17:25,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2023edd8-40d4-4992-a04e-04648a2362f7/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process