./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_34_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_34_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV --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 c834bcca4763473a2a61b1031c665bbb1128b928c0d9e55808738b091941ee77 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:46:26,286 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:46:26,413 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:46:26,420 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:46:26,421 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:46:26,458 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:46:26,462 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:46:26,463 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:46:26,464 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:46:26,469 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:46:26,470 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:46:26,470 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:46:26,471 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:46:26,473 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:46:26,473 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:46:26,474 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:46:26,474 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:46:26,474 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:46:26,475 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:46:26,476 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:46:26,476 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:46:26,477 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:46:26,477 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:46:26,478 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:46:26,479 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:46:26,479 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:46:26,480 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:46:26,480 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:46:26,480 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:46:26,481 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:46:26,482 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:46:26,483 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_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c834bcca4763473a2a61b1031c665bbb1128b928c0d9e55808738b091941ee77 [2023-11-11 23:46:26,857 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:46:26,895 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:46:26,899 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:46:26,900 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:46:26,901 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:46:26,903 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_34_bad.i [2023-11-11 23:46:30,016 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:46:30,532 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:46:30,533 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_34_bad.i [2023-11-11 23:46:30,562 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/data/26d88dfd9/096db01ee6dc4b04b3b63e6613705bf7/FLAG5ad71c4a1 [2023-11-11 23:46:30,577 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/data/26d88dfd9/096db01ee6dc4b04b3b63e6613705bf7 [2023-11-11 23:46:30,580 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:46:30,582 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:46:30,584 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:46:30,584 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:46:30,590 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:46:30,591 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:46:30" (1/1) ... [2023-11-11 23:46:30,592 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15fe1c6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:30, skipping insertion in model container [2023-11-11 23:46:30,593 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:46:30" (1/1) ... [2023-11-11 23:46:30,656 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:46:31,062 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:46:31,707 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:46:31,726 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:46:31,763 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:46:31,882 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:46:32,056 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:32,056 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:32,056 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:32,061 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:32,061 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:32,070 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:46:32,070 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:32 WrapperNode [2023-11-11 23:46:32,071 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:46:32,072 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:46:32,072 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:46:32,073 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:46:32,080 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:32" (1/1) ... [2023-11-11 23:46:32,109 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:32" (1/1) ... [2023-11-11 23:46:32,181 INFO L138 Inliner]: procedures = 499, calls = 60, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 94 [2023-11-11 23:46:32,211 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:46:32,212 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:46:32,212 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:46:32,213 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:46:32,227 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:32" (1/1) ... [2023-11-11 23:46:32,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:32" (1/1) ... [2023-11-11 23:46:32,254 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:32" (1/1) ... [2023-11-11 23:46:32,254 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:32" (1/1) ... [2023-11-11 23:46:32,262 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:32" (1/1) ... [2023-11-11 23:46:32,265 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:32" (1/1) ... [2023-11-11 23:46:32,268 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:32" (1/1) ... [2023-11-11 23:46:32,269 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:32" (1/1) ... [2023-11-11 23:46:32,274 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:46:32,275 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:46:32,275 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:46:32,275 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:46:32,276 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:32" (1/1) ... [2023-11-11 23:46:32,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:46:32,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:46:32,321 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:46:32,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:46:32,363 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:46:32,364 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:46:32,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:46:32,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:46:32,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:46:32,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:46:32,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:46:32,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:46:32,365 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:46:32,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:46:32,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:46:32,541 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:46:32,543 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:46:32,771 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:46:33,082 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:46:33,083 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:46:33,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:46:33 BoogieIcfgContainer [2023-11-11 23:46:33,090 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:46:33,093 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:46:33,093 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:46:33,103 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:46:33,104 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:46:33" (1/1) ... [2023-11-11 23:46:33,114 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:46:33,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:33,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-11 23:46:33,183 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-11 23:46:33,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:46:33,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:33,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:33,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:46:33,559 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:46:33,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:46:33,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:46:33,976 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:46:34,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:46:34,085 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-11 23:46:34,137 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:46:34 ImpRootNode [2023-11-11 23:46:34,138 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:46:34,141 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:46:34,141 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:46:34,141 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:46:34,142 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:46:33" (3/4) ... [2023-11-11 23:46:34,147 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-11 23:46:34,149 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:46:34,151 INFO L158 Benchmark]: Toolchain (without parser) took 3567.87ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 140.1MB in the beginning and 156.0MB in the end (delta: -15.9MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2023-11-11 23:46:34,152 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 121.6MB. Free memory is still 95.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:46:34,153 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1487.62ms. Allocated memory is still 172.0MB. Free memory was 140.1MB in the beginning and 137.3MB in the end (delta: 2.8MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. [2023-11-11 23:46:34,154 INFO L158 Benchmark]: Boogie Procedure Inliner took 139.34ms. Allocated memory is still 172.0MB. Free memory was 137.3MB in the beginning and 137.7MB in the end (delta: -311.3kB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2023-11-11 23:46:34,156 INFO L158 Benchmark]: Boogie Preprocessor took 61.85ms. Allocated memory is still 172.0MB. Free memory was 137.7MB in the beginning and 135.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:46:34,157 INFO L158 Benchmark]: RCFGBuilder took 816.10ms. Allocated memory is still 172.0MB. Free memory was 135.8MB in the beginning and 97.0MB in the end (delta: 38.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-11 23:46:34,158 INFO L158 Benchmark]: CodeCheck took 1045.47ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 97.0MB in the beginning and 157.0MB in the end (delta: -60.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:46:34,160 INFO L158 Benchmark]: Witness Printer took 8.36ms. Allocated memory is still 207.6MB. Free memory was 157.0MB in the beginning and 156.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:46:34,170 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 1563]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1558. 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); [L1571] 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) [L1571] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=13, argc=13, argv={12:16}, argv={12:16}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1572] CALL CWE191_Integer_Underflow__int_rand_sub_34_bad() [L1555] int data; [L1556] CWE191_Integer_Underflow__int_rand_sub_34_unionType myUnion; [L1557] data = 0 [L1558] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1558] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1558] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1558] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1558] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1559] myUnion.unionFirst = data [L1561] EXPR myUnion.unionSecond [L1561] int data = myUnion.unionSecond; [L1563] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, myUnion={12702:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 121.6MB. Free memory is still 95.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1487.62ms. Allocated memory is still 172.0MB. Free memory was 140.1MB in the beginning and 137.3MB in the end (delta: 2.8MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 139.34ms. Allocated memory is still 172.0MB. Free memory was 137.3MB in the beginning and 137.7MB in the end (delta: -311.3kB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.85ms. Allocated memory is still 172.0MB. Free memory was 137.7MB in the beginning and 135.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 816.10ms. Allocated memory is still 172.0MB. Free memory was 135.8MB in the beginning and 97.0MB in the end (delta: 38.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * CodeCheck took 1045.47ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 97.0MB in the beginning and 157.0MB in the end (delta: -60.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 8.36ms. Allocated memory is still 207.6MB. Free memory was 157.0MB in the beginning and 156.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-11 23:46:34,212 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_34_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV --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 c834bcca4763473a2a61b1031c665bbb1128b928c0d9e55808738b091941ee77 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:46:36,995 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:46:37,137 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-11 23:46:37,190 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:46:37,191 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:46:37,192 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:46:37,193 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:46:37,194 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:46:37,195 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:46:37,200 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:46:37,200 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:46:37,201 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:46:37,201 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:46:37,203 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:46:37,204 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:46:37,204 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:46:37,205 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:46:37,205 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:46:37,206 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:46:37,207 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:46:37,207 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:46:37,208 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:46:37,209 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:46:37,209 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:46:37,210 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:46:37,210 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:46:37,211 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:46:37,211 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:46:37,212 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:46:37,212 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:46:37,213 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:46:37,214 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:46:37,214 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:46:37,215 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:46:37,215 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:46:37,215 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:46:37,216 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_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c834bcca4763473a2a61b1031c665bbb1128b928c0d9e55808738b091941ee77 [2023-11-11 23:46:37,625 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:46:37,647 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:46:37,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:46:37,651 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:46:37,652 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:46:37,653 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_34_bad.i [2023-11-11 23:46:40,859 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:46:41,488 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:46:41,491 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_34_bad.i [2023-11-11 23:46:41,529 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/data/4081a1955/707ad577935145ff8d9ecc4785dad473/FLAG463f7e077 [2023-11-11 23:46:41,548 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/data/4081a1955/707ad577935145ff8d9ecc4785dad473 [2023-11-11 23:46:41,554 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:46:41,556 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:46:41,560 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:46:41,562 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:46:41,567 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:46:41,568 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:46:41" (1/1) ... [2023-11-11 23:46:41,569 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6843cead and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:41, skipping insertion in model container [2023-11-11 23:46:41,570 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:46:41" (1/1) ... [2023-11-11 23:46:41,651 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:46:42,116 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:46:42,954 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:46:42,979 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:46:43,000 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:46:43,068 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:46:43,204 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:43,204 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:43,205 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:43,205 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:43,205 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:46:43,214 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:46:43,215 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:43 WrapperNode [2023-11-11 23:46:43,215 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:46:43,217 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:46:43,217 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:46:43,218 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:46:43,227 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:43" (1/1) ... [2023-11-11 23:46:43,279 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:43" (1/1) ... [2023-11-11 23:46:43,311 INFO L138 Inliner]: procedures = 504, calls = 60, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 62 [2023-11-11 23:46:43,312 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:46:43,313 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:46:43,313 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:46:43,313 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:46:43,336 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:43" (1/1) ... [2023-11-11 23:46:43,336 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:43" (1/1) ... [2023-11-11 23:46:43,346 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:43" (1/1) ... [2023-11-11 23:46:43,347 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:43" (1/1) ... [2023-11-11 23:46:43,373 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:43" (1/1) ... [2023-11-11 23:46:43,375 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:43" (1/1) ... [2023-11-11 23:46:43,394 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:43" (1/1) ... [2023-11-11 23:46:43,396 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:43" (1/1) ... [2023-11-11 23:46:43,402 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:46:43,403 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:46:43,418 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:46:43,418 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:46:43,419 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:43" (1/1) ... [2023-11-11 23:46:43,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:46:43,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:46:43,460 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:46:43,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:46:43,527 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:46:43,527 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:46:43,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:46:43,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:46:43,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:46:43,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:46:43,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:46:43,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:46:43,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:46:43,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:46:43,530 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:46:43,801 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:46:43,803 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:46:44,051 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:46:44,186 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:46:44,186 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:46:44,189 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:46:44 BoogieIcfgContainer [2023-11-11 23:46:44,189 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:46:44,190 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:46:44,191 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:46:44,206 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:46:44,206 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:46:44" (1/1) ... [2023-11-11 23:46:44,219 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:46:44,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:44,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-11 23:46:44,294 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-11 23:46:44,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:46:44,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:44,302 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:46:44,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:46:44,307 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:46:44,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-11 23:46:44,374 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort RoundingMode not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:159) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:440) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:46:44,378 INFO L158 Benchmark]: Toolchain (without parser) took 2821.34ms. Allocated memory was 86.0MB in the beginning and 113.2MB in the end (delta: 27.3MB). Free memory was 58.0MB in the beginning and 70.2MB in the end (delta: -12.2MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2023-11-11 23:46:44,379 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 86.0MB. Free memory is still 61.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:46:44,380 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1655.61ms. Allocated memory was 86.0MB in the beginning and 113.2MB in the end (delta: 27.3MB). Free memory was 58.0MB in the beginning and 68.4MB in the end (delta: -10.4MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2023-11-11 23:46:44,380 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.05ms. Allocated memory is still 113.2MB. Free memory was 68.4MB in the beginning and 65.3MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:46:44,381 INFO L158 Benchmark]: Boogie Preprocessor took 89.27ms. Allocated memory is still 113.2MB. Free memory was 65.3MB in the beginning and 63.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:46:44,382 INFO L158 Benchmark]: RCFGBuilder took 786.94ms. Allocated memory is still 113.2MB. Free memory was 63.2MB in the beginning and 75.9MB in the end (delta: -12.7MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2023-11-11 23:46:44,382 INFO L158 Benchmark]: CodeCheck took 186.16ms. Allocated memory is still 113.2MB. Free memory was 75.9MB in the beginning and 70.2MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-11 23:46:44,389 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort RoundingMode not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort RoundingMode not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 86.0MB. Free memory is still 61.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1655.61ms. Allocated memory was 86.0MB in the beginning and 113.2MB in the end (delta: 27.3MB). Free memory was 58.0MB in the beginning and 68.4MB in the end (delta: -10.4MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.05ms. Allocated memory is still 113.2MB. Free memory was 68.4MB in the beginning and 65.3MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 89.27ms. Allocated memory is still 113.2MB. Free memory was 65.3MB in the beginning and 63.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 786.94ms. Allocated memory is still 113.2MB. Free memory was 63.2MB in the beginning and 75.9MB in the end (delta: -12.7MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * CodeCheck took 186.16ms. Allocated memory is still 113.2MB. Free memory was 75.9MB in the beginning and 70.2MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:46:44,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-11 23:46:44,614 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_857bf992-eb4a-46f5-80f1-47c1bf1d8381/bin/ukojak-verify-0OAaufAVZV/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort RoundingMode not declared