./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_10_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_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/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_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_10_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/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_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/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 51b146bbbc1a2f61e087916c17d4fa347c9e0b57140c0f9c0627bb17a3ff7e9e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:20:49,403 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:20:49,536 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:20:49,545 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:20:49,546 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:20:49,581 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:20:49,582 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:20:49,583 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:20:49,584 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:20:49,584 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:20:49,585 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:20:49,585 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:20:49,586 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:20:49,586 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:20:49,587 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:20:49,587 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:20:49,588 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:20:49,588 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:20:49,589 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:20:49,593 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:20:49,598 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:20:49,599 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:20:49,600 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:20:49,602 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:20:49,603 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:20:49,603 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:20:49,604 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:20:49,604 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:20:49,605 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:20:49,605 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:20:49,606 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:20:49,607 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:20:49,607 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_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51b146bbbc1a2f61e087916c17d4fa347c9e0b57140c0f9c0627bb17a3ff7e9e [2023-11-23 20:20:49,883 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:20:49,918 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:20:49,921 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:20:49,922 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:20:49,923 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:20:49,924 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_10_bad.i [2023-11-23 20:20:52,994 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:20:53,489 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:20:53,490 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_10_bad.i [2023-11-23 20:20:53,527 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/bin/ukojak-verify-1t5iHCbJaC/data/39f0b26dd/e4b663e06ac24a4182e937be4122ada1/FLAG581f6171b [2023-11-23 20:20:53,546 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/bin/ukojak-verify-1t5iHCbJaC/data/39f0b26dd/e4b663e06ac24a4182e937be4122ada1 [2023-11-23 20:20:53,551 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:20:53,554 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:20:53,559 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:20:53,559 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:20:53,565 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:20:53,566 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:20:53" (1/1) ... [2023-11-23 20:20:53,567 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71182052 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:53, skipping insertion in model container [2023-11-23 20:20:53,568 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:20:53" (1/1) ... [2023-11-23 20:20:53,661 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:20:54,261 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:20:55,654 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:20:55,669 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:20:55,699 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:20:55,765 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:20:56,101 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:20:56,101 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:20:56,102 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:20:56,102 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:20:56,102 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:20:56,110 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:20:56,111 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:56 WrapperNode [2023-11-23 20:20:56,111 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:20:56,112 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:20:56,112 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:20:56,113 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:20:56,120 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:56" (1/1) ... [2023-11-23 20:20:56,169 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:56" (1/1) ... [2023-11-23 20:20:56,225 INFO L138 Inliner]: procedures = 937, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 87 [2023-11-23 20:20:56,226 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:20:56,227 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:20:56,227 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:20:56,227 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:20:56,237 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:56" (1/1) ... [2023-11-23 20:20:56,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:56" (1/1) ... [2023-11-23 20:20:56,241 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:56" (1/1) ... [2023-11-23 20:20:56,241 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:56" (1/1) ... [2023-11-23 20:20:56,248 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:56" (1/1) ... [2023-11-23 20:20:56,250 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:56" (1/1) ... [2023-11-23 20:20:56,253 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:56" (1/1) ... [2023-11-23 20:20:56,254 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:56" (1/1) ... [2023-11-23 20:20:56,258 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:20:56,259 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:20:56,259 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:20:56,259 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:20:56,260 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:56" (1/1) ... [2023-11-23 20:20:56,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:20:56,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:20:56,305 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:20:56,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:20:56,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:20:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:20:56,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:20:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 20:20:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-23 20:20:56,347 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-23 20:20:56,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:20:56,497 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:20:56,499 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:20:56,771 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:20:57,032 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:20:57,033 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:20:57,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:20:57 BoogieIcfgContainer [2023-11-23 20:20:57,035 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:20:57,036 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:20:57,037 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:20:57,047 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:20:57,049 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:20:57" (1/1) ... [2023-11-23 20:20:57,059 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:20:57,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:57,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-23 20:20:57,131 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-23 20:20:57,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:20:57,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:57,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:57,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:57,475 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 20:20:57,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:57,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-11-23 20:20:57,551 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-11-23 20:20:57,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:20:57,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:57,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:57,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:20:57,701 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:20:57,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:20:57,888 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-23 20:20:57,925 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite193 could not be translated [2023-11-23 20:20:57,926 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite193 could not be translated [2023-11-23 20:20:57,933 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:20:57 ImpRootNode [2023-11-23 20:20:57,933 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:20:57,934 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:20:57,934 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:20:57,934 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:20:57,935 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:20:57" (3/4) ... [2023-11-23 20:20:57,937 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:20:57,938 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:20:57,940 INFO L158 Benchmark]: Toolchain (without parser) took 4385.75ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 124.5MB in the beginning and 99.1MB in the end (delta: 25.4MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. [2023-11-23 20:20:57,941 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 123.7MB. Free memory is still 95.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:20:57,941 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2552.37ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 124.1MB in the beginning and 103.0MB in the end (delta: 21.1MB). Peak memory consumption was 80.8MB. Max. memory is 16.1GB. [2023-11-23 20:20:57,942 INFO L158 Benchmark]: Boogie Procedure Inliner took 114.30ms. Allocated memory is still 192.9MB. Free memory was 103.0MB in the beginning and 98.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:20:57,943 INFO L158 Benchmark]: Boogie Preprocessor took 30.98ms. Allocated memory is still 192.9MB. Free memory was 98.8MB in the beginning and 96.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:20:57,944 INFO L158 Benchmark]: RCFGBuilder took 776.39ms. Allocated memory is still 192.9MB. Free memory was 96.8MB in the beginning and 127.4MB in the end (delta: -30.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 20:20:57,950 INFO L158 Benchmark]: CodeCheck took 897.10ms. Allocated memory is still 192.9MB. Free memory was 127.4MB in the beginning and 99.1MB in the end (delta: 28.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-23 20:20:57,951 INFO L158 Benchmark]: Witness Printer took 4.71ms. Allocated memory is still 192.9MB. Free memory is still 99.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:20:57,959 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 7 SdHoareTripleChecker+Invalid, 0.1s 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, 0.2s SatisfiabilityAnalysisTime, 0.1s 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: 1843]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1838. 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); [L1851] 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) [L1851] 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] [L1852] CALL CWE190_Integer_Overflow__int_rand_square_10_bad() [L1834] int data; [L1835] data = 0 [L1836] COND TRUE \read(globalTrue) [L1838] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1838] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1838] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1838] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1838] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1840] COND TRUE \read(globalTrue) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=529087971, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1843] data * data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=529087971, 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 0.30ms. Allocated memory is still 123.7MB. Free memory is still 95.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2552.37ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 124.1MB in the beginning and 103.0MB in the end (delta: 21.1MB). Peak memory consumption was 80.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 114.30ms. Allocated memory is still 192.9MB. Free memory was 103.0MB in the beginning and 98.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.98ms. Allocated memory is still 192.9MB. Free memory was 98.8MB in the beginning and 96.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 776.39ms. Allocated memory is still 192.9MB. Free memory was 96.8MB in the beginning and 127.4MB in the end (delta: -30.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 897.10ms. Allocated memory is still 192.9MB. Free memory was 127.4MB in the beginning and 99.1MB in the end (delta: 28.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Witness Printer took 4.71ms. Allocated memory is still 192.9MB. Free memory is still 99.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: 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 20:20:57,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/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_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/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_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_10_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/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_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/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 51b146bbbc1a2f61e087916c17d4fa347c9e0b57140c0f9c0627bb17a3ff7e9e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:21:00,559 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:21:00,651 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-23 20:21:00,686 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:21:00,687 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:21:00,688 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:21:00,689 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:21:00,689 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:21:00,690 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:21:00,691 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:21:00,691 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:21:00,692 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:21:00,693 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:21:00,693 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:21:00,694 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:21:00,694 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:21:00,695 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:21:00,695 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:21:00,696 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:21:00,696 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:21:00,697 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:21:00,698 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:21:00,698 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:21:00,699 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:21:00,699 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:21:00,699 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:21:00,700 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:21:00,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:21:00,701 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:21:00,701 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:21:00,702 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:21:00,702 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:21:00,703 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:21:00,703 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:21:00,704 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:21:00,704 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:21:00,705 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_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51b146bbbc1a2f61e087916c17d4fa347c9e0b57140c0f9c0627bb17a3ff7e9e [2023-11-23 20:21:01,053 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:21:01,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:21:01,083 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:21:01,085 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:21:01,086 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:21:01,087 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_10_bad.i [2023-11-23 20:21:04,451 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:21:04,885 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:21:04,886 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_10_bad.i [2023-11-23 20:21:04,926 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/bin/ukojak-verify-1t5iHCbJaC/data/d04366cff/4fd900d9a91040aeaffe0c91187edafe/FLAG17c36d9b9 [2023-11-23 20:21:04,943 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/bin/ukojak-verify-1t5iHCbJaC/data/d04366cff/4fd900d9a91040aeaffe0c91187edafe [2023-11-23 20:21:04,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:21:04,947 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:21:04,949 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:21:04,949 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:21:04,955 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:21:04,956 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:21:04" (1/1) ... [2023-11-23 20:21:04,957 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cb3ec33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:04, skipping insertion in model container [2023-11-23 20:21:04,957 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:21:04" (1/1) ... [2023-11-23 20:21:05,065 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:21:05,545 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:21:06,916 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:21:06,938 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:21:06,979 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:21:07,068 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:21:07,339 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:21:07,339 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:21:07,339 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:21:07,340 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:21:07,340 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:21:07,347 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:21:07,347 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:07 WrapperNode [2023-11-23 20:21:07,348 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:21:07,349 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:21:07,349 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:21:07,349 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:21:07,357 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:07" (1/1) ... [2023-11-23 20:21:07,413 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:07" (1/1) ... [2023-11-23 20:21:07,451 INFO L138 Inliner]: procedures = 942, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 55 [2023-11-23 20:21:07,451 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:21:07,452 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:21:07,453 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:21:07,453 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:21:07,464 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:07" (1/1) ... [2023-11-23 20:21:07,464 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:07" (1/1) ... [2023-11-23 20:21:07,470 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:07" (1/1) ... [2023-11-23 20:21:07,471 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:07" (1/1) ... [2023-11-23 20:21:07,481 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:07" (1/1) ... [2023-11-23 20:21:07,483 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:07" (1/1) ... [2023-11-23 20:21:07,486 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:07" (1/1) ... [2023-11-23 20:21:07,489 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:07" (1/1) ... [2023-11-23 20:21:07,494 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:21:07,495 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:21:07,495 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:21:07,495 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:21:07,496 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:21:07" (1/1) ... [2023-11-23 20:21:07,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:21:07,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:21:07,533 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:21:07,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:21:07,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:21:07,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:21:07,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:21:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 20:21:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-23 20:21:07,603 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-23 20:21:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:21:07,851 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:21:07,853 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:21:10,815 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:21:10,893 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:21:10,896 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:21:10,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:21:10 BoogieIcfgContainer [2023-11-23 20:21:10,900 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:21:10,901 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:21:10,901 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:21:10,912 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:21:10,912 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:21:10" (1/1) ... [2023-11-23 20:21:10,923 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:21:10,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:21:10,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-23 20:21:10,981 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-23 20:21:10,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:21:10,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:21:10,986 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:21:10,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:21:10,989 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:21:11,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81bde0e-dde7-4144-90a1-9a528dfcb5dc/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process