./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_03_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_03_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e90b10415c9084c224a64a3e37ddc959e222f040054193bfce0d1aaf05115073 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:35:53,295 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:35:53,380 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:35:53,385 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:35:53,386 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:35:53,409 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:35:53,410 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:35:53,411 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:35:53,412 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:35:53,412 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:35:53,413 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:35:53,413 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:35:53,414 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:35:53,415 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:35:53,415 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:35:53,416 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:35:53,416 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:35:53,417 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:35:53,418 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:35:53,418 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:35:53,419 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:35:53,420 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:35:53,420 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:35:53,421 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:35:53,421 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:35:53,422 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:35:53,423 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:35:53,423 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:35:53,424 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:35:53,424 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:35:53,425 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:35:53,425 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:35:53,426 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_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e90b10415c9084c224a64a3e37ddc959e222f040054193bfce0d1aaf05115073 [2023-11-19 03:35:53,655 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:35:53,691 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:35:53,693 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:35:53,696 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:35:53,696 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:35:53,697 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_03_bad.i [2023-11-19 03:35:56,736 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:35:57,221 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:35:57,222 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_03_bad.i [2023-11-19 03:35:57,256 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL/data/9fb90b171/66b6c86719844b03a788b8d5f1d57c49/FLAGe851e160a [2023-11-19 03:35:57,271 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL/data/9fb90b171/66b6c86719844b03a788b8d5f1d57c49 [2023-11-19 03:35:57,273 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:35:57,275 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:35:57,276 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:35:57,277 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:35:57,282 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:35:57,283 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:35:57" (1/1) ... [2023-11-19 03:35:57,284 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d3a06ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:57, skipping insertion in model container [2023-11-19 03:35:57,284 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:35:57" (1/1) ... [2023-11-19 03:35:57,367 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:35:57,793 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:35:58,980 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:35:58,993 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:35:59,026 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:35:59,188 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:35:59,554 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:35:59,554 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:35:59,555 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:35:59,555 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:35:59,555 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:35:59,563 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:35:59,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:59 WrapperNode [2023-11-19 03:35:59,564 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:35:59,565 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:35:59,565 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:35:59,565 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:35:59,571 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:59" (1/1) ... [2023-11-19 03:35:59,611 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:59" (1/1) ... [2023-11-19 03:35:59,647 INFO L138 Inliner]: procedures = 937, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 88 [2023-11-19 03:35:59,648 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:35:59,649 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:35:59,649 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:35:59,649 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:35:59,659 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:59" (1/1) ... [2023-11-19 03:35:59,659 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:59" (1/1) ... [2023-11-19 03:35:59,663 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:59" (1/1) ... [2023-11-19 03:35:59,663 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:59" (1/1) ... [2023-11-19 03:35:59,670 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:59" (1/1) ... [2023-11-19 03:35:59,673 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:59" (1/1) ... [2023-11-19 03:35:59,675 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:59" (1/1) ... [2023-11-19 03:35:59,677 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:59" (1/1) ... [2023-11-19 03:35:59,681 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:35:59,682 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:35:59,682 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:35:59,682 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:35:59,683 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:35:59" (1/1) ... [2023-11-19 03:35:59,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:35:59,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:35:59,727 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:35:59,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:35:59,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:35:59,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:35:59,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:35:59,761 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 03:35:59,762 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 03:35:59,762 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 03:35:59,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:35:59,908 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:35:59,909 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:36:00,105 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:36:00,453 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:36:00,454 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:36:00,458 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:36:00 BoogieIcfgContainer [2023-11-19 03:36:00,458 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:36:00,460 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:36:00,460 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:36:00,469 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:36:00,469 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:36:00" (1/1) ... [2023-11-19 03:36:00,477 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:36:00,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:00,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-11-19 03:36:00,530 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-11-19 03:36:00,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:36:00,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:00,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:00,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:36:00,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:36:00,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:00,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-19 03:36:00,838 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-19 03:36:00,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:36:00,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:00,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:36:01,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:36:01,064 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:36:01,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:36:01,157 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 03:36:01,185 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:36:01 ImpRootNode [2023-11-19 03:36:01,185 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:36:01,186 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:36:01,186 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:36:01,186 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:36:01,187 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:36:00" (3/4) ... [2023-11-19 03:36:01,189 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:36:01,190 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:36:01,191 INFO L158 Benchmark]: Toolchain (without parser) took 3915.43ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 118.3MB in the beginning and 75.7MB in the end (delta: 42.6MB). Peak memory consumption was 77.8MB. Max. memory is 16.1GB. [2023-11-19 03:36:01,191 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 127.9MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:36:01,192 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2287.73ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 118.3MB in the beginning and 152.3MB in the end (delta: -33.9MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. [2023-11-19 03:36:01,193 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.14ms. Allocated memory is still 192.9MB. Free memory was 152.3MB in the beginning and 148.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:36:01,194 INFO L158 Benchmark]: Boogie Preprocessor took 32.27ms. Allocated memory is still 192.9MB. Free memory was 148.1MB in the beginning and 146.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:36:01,194 INFO L158 Benchmark]: RCFGBuilder took 776.90ms. Allocated memory is still 192.9MB. Free memory was 146.0MB in the beginning and 104.0MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-19 03:36:01,195 INFO L158 Benchmark]: CodeCheck took 725.40ms. Allocated memory is still 192.9MB. Free memory was 104.0MB in the beginning and 75.7MB in the end (delta: 28.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-19 03:36:01,195 INFO L158 Benchmark]: Witness Printer took 4.05ms. Allocated memory is still 192.9MB. Free memory is still 75.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:36:01,199 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, 13 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, 15 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, 36 GetRequests, 36 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, 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: 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)=13, argc=13, argv={14:12}, argv={14:12}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1852] CALL CWE190_Integer_Overflow__int_rand_square_03_bad() [L1834] int data; [L1835] data = 0 [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)) [L1843] data * data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=65536, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 127.9MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2287.73ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 118.3MB in the beginning and 152.3MB in the end (delta: -33.9MB). Peak memory consumption was 58.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.14ms. Allocated memory is still 192.9MB. Free memory was 152.3MB in the beginning and 148.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.27ms. Allocated memory is still 192.9MB. Free memory was 148.1MB in the beginning and 146.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 776.90ms. Allocated memory is still 192.9MB. Free memory was 146.0MB in the beginning and 104.0MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 725.40ms. Allocated memory is still 192.9MB. Free memory was 104.0MB in the beginning and 75.7MB in the end (delta: 28.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Witness Printer took 4.05ms. Allocated memory is still 192.9MB. Free memory is still 75.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 03:36:01,222 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_03_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e90b10415c9084c224a64a3e37ddc959e222f040054193bfce0d1aaf05115073 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:36:03,927 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:36:04,007 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-19 03:36:04,040 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:36:04,041 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:36:04,042 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:36:04,043 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:36:04,043 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:36:04,044 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:36:04,045 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:36:04,045 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:36:04,046 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:36:04,046 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:36:04,047 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:36:04,048 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:36:04,048 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:36:04,049 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:36:04,050 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:36:04,050 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:36:04,051 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:36:04,051 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:36:04,052 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:36:04,053 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:36:04,053 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:36:04,054 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:36:04,054 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:36:04,055 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:36:04,055 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:36:04,056 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:36:04,057 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:36:04,057 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:36:04,058 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:36:04,058 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:36:04,059 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:36:04,059 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:36:04,060 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:36:04,060 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_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e90b10415c9084c224a64a3e37ddc959e222f040054193bfce0d1aaf05115073 [2023-11-19 03:36:04,480 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:36:04,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:36:04,511 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:36:04,514 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:36:04,515 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:36:04,516 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_03_bad.i [2023-11-19 03:36:07,614 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:36:08,141 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:36:08,142 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_03_bad.i [2023-11-19 03:36:08,183 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL/data/505d9bd1d/4c3f275e16114d1e945b60f6eddd4857/FLAG8396ad209 [2023-11-19 03:36:08,216 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL/data/505d9bd1d/4c3f275e16114d1e945b60f6eddd4857 [2023-11-19 03:36:08,221 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:36:08,222 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:36:08,226 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:36:08,227 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:36:08,232 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:36:08,233 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:36:08" (1/1) ... [2023-11-19 03:36:08,234 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@82b4b32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:08, skipping insertion in model container [2023-11-19 03:36:08,234 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:36:08" (1/1) ... [2023-11-19 03:36:08,346 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:36:08,904 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:36:09,916 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:36:09,930 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:36:09,951 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:36:10,027 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:36:10,337 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:36:10,337 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:36:10,338 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:36:10,338 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:36:10,338 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:36:10,346 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:36:10,347 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:10 WrapperNode [2023-11-19 03:36:10,347 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:36:10,348 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:36:10,349 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:36:10,349 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:36:10,356 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:10" (1/1) ... [2023-11-19 03:36:10,398 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:10" (1/1) ... [2023-11-19 03:36:10,430 INFO L138 Inliner]: procedures = 942, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 56 [2023-11-19 03:36:10,430 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:36:10,431 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:36:10,431 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:36:10,431 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:36:10,441 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:10" (1/1) ... [2023-11-19 03:36:10,441 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:10" (1/1) ... [2023-11-19 03:36:10,448 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:10" (1/1) ... [2023-11-19 03:36:10,449 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:10" (1/1) ... [2023-11-19 03:36:10,459 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:10" (1/1) ... [2023-11-19 03:36:10,461 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:10" (1/1) ... [2023-11-19 03:36:10,465 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:10" (1/1) ... [2023-11-19 03:36:10,466 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:10" (1/1) ... [2023-11-19 03:36:10,471 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:36:10,472 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:36:10,472 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:36:10,473 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:36:10,473 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:36:10" (1/1) ... [2023-11-19 03:36:10,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:36:10,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:36:10,527 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:36:10,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:36:10,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:36:10,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:36:10,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:36:10,581 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 03:36:10,581 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 03:36:10,581 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 03:36:10,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:36:10,773 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:36:10,775 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:36:13,610 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:36:13,705 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:36:13,705 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:36:13,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:36:13 BoogieIcfgContainer [2023-11-19 03:36:13,710 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:36:13,711 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:36:13,712 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:36:13,720 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:36:13,720 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:36:13" (1/1) ... [2023-11-19 03:36:13,729 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:36:13,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:36:13,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-11-19 03:36:13,780 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-11-19 03:36:13,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:36:13,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:36:13,785 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:36:13,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:36:13,790 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:36:13,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f59cc-326a-4ead-8dd4-5f4ac066487b/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process