./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-numeric/Avg_true.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_bb05d8e0-86bf-440d-a4ef-46060499be40/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb05d8e0-86bf-440d-a4ef-46060499be40/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb05d8e0-86bf-440d-a4ef-46060499be40/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb05d8e0-86bf-440d-a4ef-46060499be40/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-numeric/Avg_true.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb05d8e0-86bf-440d-a4ef-46060499be40/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb05d8e0-86bf-440d-a4ef-46060499be40/bin/ukojak-verify-ImItNfHLgk --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 837587d23f4a6a47f82602bd261c9627289288764c03b11ed0b39f6a977da8dd --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:59:02,947 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:59:03,021 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb05d8e0-86bf-440d-a4ef-46060499be40/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:59:03,025 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:59:03,026 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:59:03,051 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:59:03,052 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:59:03,052 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:59:03,053 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:59:03,053 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:59:03,054 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:59:03,054 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:59:03,055 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:59:03,055 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:59:03,055 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:59:03,056 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:59:03,056 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:59:03,056 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:59:03,057 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:59:03,057 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:59:03,058 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:59:03,058 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:59:03,059 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:59:03,059 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:59:03,059 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:59:03,060 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:59:03,060 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:59:03,061 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:59:03,061 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:59:03,065 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:59:03,066 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:59:03,066 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:59:03,066 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_bb05d8e0-86bf-440d-a4ef-46060499be40/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb05d8e0-86bf-440d-a4ef-46060499be40/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 837587d23f4a6a47f82602bd261c9627289288764c03b11ed0b39f6a977da8dd [2024-11-09 00:59:03,348 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:59:03,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:59:03,383 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:59:03,385 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:59:03,387 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:59:03,389 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb05d8e0-86bf-440d-a4ef-46060499be40/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/termination-numeric/Avg_true.c Unable to find full path for "g++" [2024-11-09 00:59:05,430 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:59:05,616 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:59:05,617 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb05d8e0-86bf-440d-a4ef-46060499be40/sv-benchmarks/c/termination-numeric/Avg_true.c [2024-11-09 00:59:05,624 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb05d8e0-86bf-440d-a4ef-46060499be40/bin/ukojak-verify-ImItNfHLgk/data/5243d8198/edceb4eec55d49ef9f6a848505d25d55/FLAGc861ba980 [2024-11-09 00:59:05,642 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb05d8e0-86bf-440d-a4ef-46060499be40/bin/ukojak-verify-ImItNfHLgk/data/5243d8198/edceb4eec55d49ef9f6a848505d25d55 [2024-11-09 00:59:05,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:59:05,646 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:59:05,647 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:59:05,647 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:59:05,652 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:59:05,652 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:59:05" (1/1) ... [2024-11-09 00:59:05,653 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23a7016b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:05, skipping insertion in model container [2024-11-09 00:59:05,653 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:59:05" (1/1) ... [2024-11-09 00:59:05,681 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:59:05,919 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:59:05,924 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:59:05,948 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:59:05,967 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:59:05,967 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:05 WrapperNode [2024-11-09 00:59:05,967 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:59:05,969 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:59:05,969 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:59:05,969 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:59:05,978 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:05" (1/1) ... [2024-11-09 00:59:05,985 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:05" (1/1) ... [2024-11-09 00:59:06,003 INFO L138 Inliner]: procedures = 6, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 23 [2024-11-09 00:59:06,003 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:59:06,004 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:59:06,004 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:59:06,004 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:59:06,013 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:05" (1/1) ... [2024-11-09 00:59:06,013 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:05" (1/1) ... [2024-11-09 00:59:06,014 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:05" (1/1) ... [2024-11-09 00:59:06,015 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:05" (1/1) ... [2024-11-09 00:59:06,017 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:05" (1/1) ... [2024-11-09 00:59:06,019 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:05" (1/1) ... [2024-11-09 00:59:06,020 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:05" (1/1) ... [2024-11-09 00:59:06,021 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:05" (1/1) ... [2024-11-09 00:59:06,022 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:59:06,023 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:59:06,023 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:59:06,024 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:59:06,024 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:05" (1/1) ... [2024-11-09 00:59:06,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:59:06,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb05d8e0-86bf-440d-a4ef-46060499be40/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:59:06,063 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb05d8e0-86bf-440d-a4ef-46060499be40/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:59:06,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb05d8e0-86bf-440d-a4ef-46060499be40/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:59:06,101 INFO L130 BoogieDeclarations]: Found specification of procedure average [2024-11-09 00:59:06,102 INFO L138 BoogieDeclarations]: Found implementation of procedure average [2024-11-09 00:59:06,102 INFO L130 BoogieDeclarations]: Found specification of procedure random [2024-11-09 00:59:06,102 INFO L138 BoogieDeclarations]: Found implementation of procedure random [2024-11-09 00:59:06,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:59:06,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:59:06,177 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:59:06,180 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:59:06,438 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-09 00:59:06,439 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:59:06,480 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:59:06,482 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:59:06,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:59:06 BoogieIcfgContainer [2024-11-09 00:59:06,482 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:59:06,484 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:59:06,484 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:59:06,495 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:59:06,495 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:59:06" (1/1) ... [2024-11-09 00:59:06,506 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:59:06,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:06,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 45 states and 50 transitions. [2024-11-09 00:59:06,580 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 50 transitions. [2024-11-09 00:59:06,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-09 00:59:06,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:06,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:59:06,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:06,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:59:06,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:06,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 44 states and 49 transitions. [2024-11-09 00:59:06,861 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 49 transitions. [2024-11-09 00:59:06,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:59:06,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:06,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:59:06,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:59:06,887 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:59:06,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:59:06,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:59:06,938 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:59:06,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:59:06,952 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:59:06,983 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:59:06 ImpRootNode [2024-11-09 00:59:06,983 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:59:06,985 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:59:06,986 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:59:06,986 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:59:06,987 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:59:06" (3/4) ... [2024-11-09 00:59:06,989 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-09 00:59:07,036 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb05d8e0-86bf-440d-a4ef-46060499be40/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:59:07,036 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:59:07,037 INFO L158 Benchmark]: Toolchain (without parser) took 1391.72ms. Allocated memory is still 140.5MB. Free memory was 104.1MB in the beginning and 59.7MB in the end (delta: 44.3MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-11-09 00:59:07,038 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 140.5MB. Free memory is still 111.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:59:07,038 INFO L158 Benchmark]: CACSL2BoogieTranslator took 320.82ms. Allocated memory is still 140.5MB. Free memory was 104.1MB in the beginning and 92.5MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:59:07,039 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.75ms. Allocated memory is still 140.5MB. Free memory was 92.5MB in the beginning and 91.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:59:07,040 INFO L158 Benchmark]: Boogie Preprocessor took 18.64ms. Allocated memory is still 140.5MB. Free memory was 91.0MB in the beginning and 89.9MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:59:07,040 INFO L158 Benchmark]: RCFGBuilder took 459.54ms. Allocated memory is still 140.5MB. Free memory was 89.9MB in the beginning and 77.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:59:07,041 INFO L158 Benchmark]: CodeCheck took 499.98ms. Allocated memory is still 140.5MB. Free memory was 77.3MB in the beginning and 61.6MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:59:07,042 INFO L158 Benchmark]: Witness Printer took 51.22ms. Allocated memory is still 140.5MB. Free memory was 61.6MB in the beginning and 59.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:59:07,045 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 3 procedures, 45 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9 IncrementalHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 4 mSDtfsCounter, 9 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 2 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, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 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 - CounterExampleResult [Line: 35]: integer overflow possible integer overflow possible We found a FailurePath: [L25] int x = __VERIFIER_nondet_int(); [L26] int y = __VERIFIER_nondet_int(); [L27] int z = __VERIFIER_nondet_int(); [L28] CALL random() [L33] int x = __VERIFIER_nondet_int(); [L34] COND TRUE x < 0 VAL [x=-2147483648] [L35] -x * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 140.5MB. Free memory is still 111.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 320.82ms. Allocated memory is still 140.5MB. Free memory was 104.1MB in the beginning and 92.5MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.75ms. Allocated memory is still 140.5MB. Free memory was 92.5MB in the beginning and 91.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.64ms. Allocated memory is still 140.5MB. Free memory was 91.0MB in the beginning and 89.9MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 459.54ms. Allocated memory is still 140.5MB. Free memory was 89.9MB in the beginning and 77.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 499.98ms. Allocated memory is still 140.5MB. Free memory was 77.3MB in the beginning and 61.6MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 51.22ms. Allocated memory is still 140.5MB. Free memory was 61.6MB in the beginning and 59.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-09 00:59:07,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb05d8e0-86bf-440d-a4ef-46060499be40/bin/ukojak-verify-ImItNfHLgk/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)