./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/Binary_Search-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ade4a1f-6364-4d6f-b682-4df5e8f09694/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ade4a1f-6364-4d6f-b682-4df5e8f09694/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ade4a1f-6364-4d6f-b682-4df5e8f09694/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ade4a1f-6364-4d6f-b682-4df5e8f09694/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/Binary_Search-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ade4a1f-6364-4d6f-b682-4df5e8f09694/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ade4a1f-6364-4d6f-b682-4df5e8f09694/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash cf5d51cdbb562fd55acbaf1820d337742de3c190fdffe57e0adfdc0afbf207e1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:17:24,882 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:17:24,960 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ade4a1f-6364-4d6f-b682-4df5e8f09694/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:17:24,966 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:17:24,967 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:17:24,996 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:17:24,997 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:17:24,998 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:17:24,999 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:17:25,000 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:17:25,001 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:17:25,001 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:17:25,002 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:17:25,003 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:17:25,003 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:17:25,004 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:17:25,005 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:17:25,005 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:17:25,006 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:17:25,006 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:17:25,007 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:17:25,008 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:17:25,008 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:17:25,009 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:17:25,010 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:17:25,010 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:17:25,011 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:17:25,011 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:17:25,012 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:17:25,012 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:17:25,013 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:17:25,014 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:17:25,014 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_6ade4a1f-6364-4d6f-b682-4df5e8f09694/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ade4a1f-6364-4d6f-b682-4df5e8f09694/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf5d51cdbb562fd55acbaf1820d337742de3c190fdffe57e0adfdc0afbf207e1 [2023-11-23 20:17:25,429 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:17:25,464 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:17:25,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:17:25,469 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:17:25,470 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:17:25,472 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ade4a1f-6364-4d6f-b682-4df5e8f09694/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/termination-crafted/Binary_Search-1.c [2023-11-23 20:17:28,853 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:17:29,039 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:17:29,040 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ade4a1f-6364-4d6f-b682-4df5e8f09694/sv-benchmarks/c/termination-crafted/Binary_Search-1.c [2023-11-23 20:17:29,048 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ade4a1f-6364-4d6f-b682-4df5e8f09694/bin/ukojak-verify-1t5iHCbJaC/data/82ab2e14e/13d508d0c81f416686d7b17d215cb571/FLAG30f221971 [2023-11-23 20:17:29,062 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ade4a1f-6364-4d6f-b682-4df5e8f09694/bin/ukojak-verify-1t5iHCbJaC/data/82ab2e14e/13d508d0c81f416686d7b17d215cb571 [2023-11-23 20:17:29,065 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:17:29,066 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:17:29,068 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:17:29,068 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:17:29,074 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:17:29,075 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:17:29" (1/1) ... [2023-11-23 20:17:29,076 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d18600f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:29, skipping insertion in model container [2023-11-23 20:17:29,077 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:17:29" (1/1) ... [2023-11-23 20:17:29,098 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:17:29,359 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:17:29,366 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:17:29,383 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:17:29,404 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:17:29,405 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:29 WrapperNode [2023-11-23 20:17:29,406 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:17:29,408 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:17:29,408 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:17:29,409 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:17:29,418 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:29" (1/1) ... [2023-11-23 20:17:29,423 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:29" (1/1) ... [2023-11-23 20:17:29,440 INFO L138 Inliner]: procedures = 5, calls = 5, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 13 [2023-11-23 20:17:29,440 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:17:29,441 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:17:29,441 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:17:29,441 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:17:29,451 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:29" (1/1) ... [2023-11-23 20:17:29,451 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:29" (1/1) ... [2023-11-23 20:17:29,452 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:29" (1/1) ... [2023-11-23 20:17:29,452 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:29" (1/1) ... [2023-11-23 20:17:29,454 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:29" (1/1) ... [2023-11-23 20:17:29,456 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:29" (1/1) ... [2023-11-23 20:17:29,457 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:29" (1/1) ... [2023-11-23 20:17:29,458 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:29" (1/1) ... [2023-11-23 20:17:29,459 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:17:29,460 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:17:29,460 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:17:29,460 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:17:29,461 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:29" (1/1) ... [2023-11-23 20:17:29,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:17:29,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ade4a1f-6364-4d6f-b682-4df5e8f09694/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:17:29,495 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ade4a1f-6364-4d6f-b682-4df5e8f09694/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:17:29,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ade4a1f-6364-4d6f-b682-4df5e8f09694/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:17:29,528 INFO L130 BoogieDeclarations]: Found specification of procedure binary_search [2023-11-23 20:17:29,529 INFO L138 BoogieDeclarations]: Found implementation of procedure binary_search [2023-11-23 20:17:29,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:17:29,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:17:29,592 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:17:29,595 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:17:29,877 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:17:29,912 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:17:29,918 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:17:29,920 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:17:29 BoogieIcfgContainer [2023-11-23 20:17:29,921 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:17:29,923 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:17:29,924 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:17:29,937 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:17:29,938 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:17:29" (1/1) ... [2023-11-23 20:17:29,951 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:17:30,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:30,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2023-11-23 20:17:30,040 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2023-11-23 20:17:30,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:17:30,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:30,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:30,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:17:30,163 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:17:30,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:17:30,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:17:30,221 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:17:30,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:17:30,235 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-23 20:17:30,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:17:30 ImpRootNode [2023-11-23 20:17:30,262 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:17:30,263 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:17:30,264 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:17:30,264 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:17:30,265 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:17:29" (3/4) ... [2023-11-23 20:17:30,266 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-23 20:17:30,305 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ade4a1f-6364-4d6f-b682-4df5e8f09694/bin/ukojak-verify-1t5iHCbJaC/witness.graphml [2023-11-23 20:17:30,306 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:17:30,307 INFO L158 Benchmark]: Toolchain (without parser) took 1240.21ms. Allocated memory is still 142.6MB. Free memory was 101.1MB in the beginning and 84.3MB in the end (delta: 16.8MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2023-11-23 20:17:30,308 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 109.1MB. Free memory is still 78.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:17:30,309 INFO L158 Benchmark]: CACSL2BoogieTranslator took 338.54ms. Allocated memory is still 142.6MB. Free memory was 101.1MB in the beginning and 110.8MB in the end (delta: -9.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 20:17:30,310 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.24ms. Allocated memory is still 142.6MB. Free memory was 110.8MB in the beginning and 109.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:17:30,311 INFO L158 Benchmark]: Boogie Preprocessor took 18.15ms. Allocated memory is still 142.6MB. Free memory was 109.4MB in the beginning and 108.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:17:30,312 INFO L158 Benchmark]: RCFGBuilder took 462.02ms. Allocated memory is still 142.6MB. Free memory was 108.0MB in the beginning and 96.9MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 20:17:30,313 INFO L158 Benchmark]: CodeCheck took 339.81ms. Allocated memory is still 142.6MB. Free memory was 96.9MB in the beginning and 85.8MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 20:17:30,314 INFO L158 Benchmark]: Witness Printer took 42.57ms. Allocated memory is still 142.6MB. Free memory was 85.8MB in the beginning and 84.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:17:30,319 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, 25 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 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 - CounterExampleResult [Line: 11]: integer overflow possible integer overflow possible We found a FailurePath: [L19] int x = __VERIFIER_nondet_int(); [L20] int y = __VERIFIER_nondet_int(); [L21] CALL binary_search(x, y) VAL [\old(i)=-1073741825, \old(j)=-1073741824] [L10] COND FALSE !(i>=j) VAL [\old(i)=-1073741825, \old(j)=-1073741824, i=-1073741825, j=-1073741824] [L11] i+j VAL [\old(i)=-1073741825, \old(j)=-1073741824, i=-1073741825, j=-1073741824] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 109.1MB. Free memory is still 78.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 338.54ms. Allocated memory is still 142.6MB. Free memory was 101.1MB in the beginning and 110.8MB in the end (delta: -9.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.24ms. Allocated memory is still 142.6MB. Free memory was 110.8MB in the beginning and 109.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.15ms. Allocated memory is still 142.6MB. Free memory was 109.4MB in the beginning and 108.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 462.02ms. Allocated memory is still 142.6MB. Free memory was 108.0MB in the beginning and 96.9MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 339.81ms. Allocated memory is still 142.6MB. Free memory was 96.9MB in the beginning and 85.8MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 42.57ms. Allocated memory is still 142.6MB. Free memory was 85.8MB in the beginning and 84.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2023-11-23 20:17:30,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ade4a1f-6364-4d6f-b682-4df5e8f09694/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)