./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/nan_double_range.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_double_range.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 797690fe71841b0a44bd1fd32f2345404ce21c41a044ac3f72f0df27db5c2176 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:23:12,153 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:23:12,221 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:23:12,225 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:23:12,225 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:23:12,257 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:23:12,259 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:23:12,259 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:23:12,259 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:23:12,260 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:23:12,260 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:23:12,260 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:23:12,260 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:23:12,260 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:23:12,260 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:23:12,260 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:23:12,260 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:23:12,260 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:23:12,261 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:23:12,261 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:23:12,261 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:23:12,261 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:23:12,261 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:23:12,261 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:23:12,261 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:23:12,261 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:23:12,261 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:23:12,261 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:23:12,262 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:23:12,262 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:23:12,262 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:23:12,262 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:23:12,262 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:23:12,263 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm 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 ! call(reach_error())) ) 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 797690fe71841b0a44bd1fd32f2345404ce21c41a044ac3f72f0df27db5c2176 [2024-11-13 22:23:12,560 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:23:12,568 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:23:12,571 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:23:12,572 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:23:12,573 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:23:12,574 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-benchs/nan_double_range.c Unable to find full path for "g++" [2024-11-13 22:23:14,468 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:23:14,700 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:23:14,701 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/sv-benchmarks/c/float-benchs/nan_double_range.c [2024-11-13 22:23:14,707 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/data/5a045e433/4883b04fac38419180900fb7e88c1c45/FLAG03c140707 [2024-11-13 22:23:14,722 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/data/5a045e433/4883b04fac38419180900fb7e88c1c45 [2024-11-13 22:23:14,724 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:23:14,726 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:23:14,727 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:23:14,727 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:23:14,731 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:23:14,732 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:23:14" (1/1) ... [2024-11-13 22:23:14,733 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54079342 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:14, skipping insertion in model container [2024-11-13 22:23:14,733 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:23:14" (1/1) ... [2024-11-13 22:23:14,747 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:23:14,896 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/sv-benchmarks/c/float-benchs/nan_double_range.c[422,435] [2024-11-13 22:23:14,907 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:23:14,915 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:23:14,924 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/sv-benchmarks/c/float-benchs/nan_double_range.c[422,435] [2024-11-13 22:23:14,926 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:23:14,936 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:23:14,937 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:14 WrapperNode [2024-11-13 22:23:14,937 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:23:14,938 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:23:14,938 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:23:14,938 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:23:14,944 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:14" (1/1) ... [2024-11-13 22:23:14,951 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:14" (1/1) ... [2024-11-13 22:23:14,965 INFO L138 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 23 [2024-11-13 22:23:14,966 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:23:14,966 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:23:14,966 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:23:14,966 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:23:14,973 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:14" (1/1) ... [2024-11-13 22:23:14,973 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:14" (1/1) ... [2024-11-13 22:23:14,974 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:14" (1/1) ... [2024-11-13 22:23:14,974 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:14" (1/1) ... [2024-11-13 22:23:14,977 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:14" (1/1) ... [2024-11-13 22:23:14,979 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:14" (1/1) ... [2024-11-13 22:23:14,979 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:14" (1/1) ... [2024-11-13 22:23:14,981 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:14" (1/1) ... [2024-11-13 22:23:14,983 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:23:14,983 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:23:14,984 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:23:14,984 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:23:14,987 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:14" (1/1) ... [2024-11-13 22:23:15,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:23:15,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:23:15,031 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:23:15,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:23:15,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:23:15,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:23:15,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:23:15,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:23:15,141 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:23:15,143 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:23:15,255 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-13 22:23:15,255 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:23:15,285 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:23:15,286 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:23:15,286 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:23:15 BoogieIcfgContainer [2024-11-13 22:23:15,286 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:23:15,287 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:23:15,287 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:23:15,298 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:23:15,298 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:23:15" (1/1) ... [2024-11-13 22:23:15,309 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:23:15,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:15,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 22:23:15,359 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 22:23:15,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 22:23:15,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:15,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:23:15,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:23:15,442 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:23:15,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:23:15,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:23:15,492 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:23:15,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:23:15,509 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:23:15,528 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:23:15 ImpRootNode [2024-11-13 22:23:15,528 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:23:15,529 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:23:15,529 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:23:15,529 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:23:15,530 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:23:15" (3/4) ... [2024-11-13 22:23:15,533 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:23:15,534 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:23:15,537 INFO L158 Benchmark]: Toolchain (without parser) took 809.22ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 61.2MB in the end (delta: 31.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 22:23:15,537 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:23:15,538 INFO L158 Benchmark]: CACSL2BoogieTranslator took 210.49ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 82.4MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:23:15,538 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.06ms. Allocated memory is still 117.4MB. Free memory was 82.4MB in the beginning and 81.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:23:15,538 INFO L158 Benchmark]: Boogie Preprocessor took 16.41ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 80.6MB in the end (delta: 559.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:23:15,539 INFO L158 Benchmark]: RCFGBuilder took 302.75ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 71.5MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:23:15,543 INFO L158 Benchmark]: CodeCheck took 241.37ms. Allocated memory is still 117.4MB. Free memory was 71.5MB in the beginning and 61.5MB in the end (delta: 10.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:23:15,544 INFO L158 Benchmark]: Witness Printer took 5.04ms. Allocated memory is still 117.4MB. Free memory was 61.5MB in the beginning and 61.2MB in the end (delta: 232.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:23:15,546 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 1 procedures, 8 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, 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, 4 NumberOfCodeBlocks, 4 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: 8]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 15. Possible FailurePath: [L12] double x; [L13] x = __VERIFIER_nondet_double() [L15] COND TRUE x >= -1e307 && x <= 1e307 [L16] CALL __VERIFIER_assert(x==x) [L8] COND TRUE !(cond) [L8] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 210.49ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 82.4MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.06ms. Allocated memory is still 117.4MB. Free memory was 82.4MB in the beginning and 81.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 16.41ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 80.6MB in the end (delta: 559.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 302.75ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 71.5MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 241.37ms. Allocated memory is still 117.4MB. Free memory was 71.5MB in the beginning and 61.5MB in the end (delta: 10.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 5.04ms. Allocated memory is still 117.4MB. Free memory was 61.5MB in the beginning and 61.2MB in the end (delta: 232.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:23:15,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/nan_double_range.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 797690fe71841b0a44bd1fd32f2345404ce21c41a044ac3f72f0df27db5c2176 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:23:18,145 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:23:18,254 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:23:18,315 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:23:18,316 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:23:18,320 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:23:18,321 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:23:18,321 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:23:18,321 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:23:18,321 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:23:18,321 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:23:18,322 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:23:18,322 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:23:18,322 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:23:18,322 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:23:18,322 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:23:18,322 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:23:18,322 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:23:18,322 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:23:18,322 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:23:18,323 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:23:18,323 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:23:18,323 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:23:18,323 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:23:18,323 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:23:18,323 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:23:18,323 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:18,325 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:23:18,325 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:23:18,326 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:23:18,326 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:23:18,326 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:23:18,326 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:23:18,326 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:23:18,327 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:18,327 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:23:18,327 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm 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 ! call(reach_error())) ) 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 797690fe71841b0a44bd1fd32f2345404ce21c41a044ac3f72f0df27db5c2176 [2024-11-13 22:23:18,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:23:18,661 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:23:18,663 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:23:18,664 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:23:18,664 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:23:18,665 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-benchs/nan_double_range.c Unable to find full path for "g++" [2024-11-13 22:23:20,613 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:23:20,881 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:23:20,882 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/sv-benchmarks/c/float-benchs/nan_double_range.c [2024-11-13 22:23:20,893 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/data/e7d2f379d/1a44aaa9315844a5a4ab6ea4f8c26965/FLAG165348dd7 [2024-11-13 22:23:20,927 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/data/e7d2f379d/1a44aaa9315844a5a4ab6ea4f8c26965 [2024-11-13 22:23:20,930 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:23:20,932 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:23:20,934 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:23:20,934 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:23:20,939 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:23:20,940 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:23:20" (1/1) ... [2024-11-13 22:23:20,943 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cd8f37c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:20, skipping insertion in model container [2024-11-13 22:23:20,943 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:23:20" (1/1) ... [2024-11-13 22:23:20,959 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:23:21,139 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/sv-benchmarks/c/float-benchs/nan_double_range.c[422,435] [2024-11-13 22:23:21,149 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:23:21,167 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:23:21,179 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/sv-benchmarks/c/float-benchs/nan_double_range.c[422,435] [2024-11-13 22:23:21,180 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:23:21,199 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:23:21,200 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:21 WrapperNode [2024-11-13 22:23:21,201 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:23:21,201 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:23:21,202 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:23:21,202 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:23:21,209 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:21" (1/1) ... [2024-11-13 22:23:21,219 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:21" (1/1) ... [2024-11-13 22:23:21,234 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 24 [2024-11-13 22:23:21,234 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:23:21,235 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:23:21,235 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:23:21,235 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:23:21,242 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:21" (1/1) ... [2024-11-13 22:23:21,242 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:21" (1/1) ... [2024-11-13 22:23:21,244 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:21" (1/1) ... [2024-11-13 22:23:21,244 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:21" (1/1) ... [2024-11-13 22:23:21,249 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:21" (1/1) ... [2024-11-13 22:23:21,251 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:21" (1/1) ... [2024-11-13 22:23:21,252 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:21" (1/1) ... [2024-11-13 22:23:21,253 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:21" (1/1) ... [2024-11-13 22:23:21,255 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:23:21,256 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:23:21,256 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:23:21,256 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:23:21,257 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:21" (1/1) ... [2024-11-13 22:23:21,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:23:21,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:23:21,289 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:23:21,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:23:21,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:23:21,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:23:21,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:23:21,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:23:21,395 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:23:21,397 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:23:21,540 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-13 22:23:21,540 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:23:21,582 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:23:21,585 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:23:21,585 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:23:21 BoogieIcfgContainer [2024-11-13 22:23:21,586 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:23:21,587 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:23:21,587 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:23:21,599 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:23:21,599 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:23:21" (1/1) ... [2024-11-13 22:23:21,608 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:23:21,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:21,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 22:23:21,664 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 22:23:21,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 22:23:21,667 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:21,667 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:21,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:21,672 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:21,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:23:21,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:21,810 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:21,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:21,837 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:23:21,845 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:21,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:23:21,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:23:22,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:22,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 22:23:22,033 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 22:23:22,033 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 22:23:22,033 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2024-11-13 22:23:22,041 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 22:23:22,056 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 22:23:22,056 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2024-11-13 22:23:22,057 INFO L77 FloydHoareUtils]: At program point L15(lines 15 17) the Hoare annotation is: true [2024-11-13 22:23:22,057 INFO L77 FloydHoareUtils]: At program point L15-2(lines 15 17) the Hoare annotation is: true [2024-11-13 22:23:22,057 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 22:23:22,057 INFO L77 FloydHoareUtils]: At program point L8(line 8) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|) [2024-11-13 22:23:22,057 INFO L75 FloydHoareUtils]: For program point L8-1(line 8) no Hoare annotation was computed. [2024-11-13 22:23:22,057 INFO L77 FloydHoareUtils]: At program point L8-3(line 8) the Hoare annotation is: true [2024-11-13 22:23:22,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:23:22 ImpRootNode [2024-11-13 22:23:22,063 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:23:22,064 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:23:22,064 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:23:22,064 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:23:22,065 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:23:21" (3/4) ... [2024-11-13 22:23:22,066 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 22:23:22,072 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-13 22:23:22,072 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-13 22:23:22,073 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 22:23:22,073 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 22:23:22,144 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:23:22,144 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 22:23:22,144 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:23:22,145 INFO L158 Benchmark]: Toolchain (without parser) took 1212.74ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 50.7MB in the end (delta: 42.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 22:23:22,145 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:23:22,145 INFO L158 Benchmark]: CACSL2BoogieTranslator took 267.34ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 82.0MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:23:22,146 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.67ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 80.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:23:22,146 INFO L158 Benchmark]: Boogie Preprocessor took 19.94ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 80.1MB in the end (delta: 786.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:23:22,147 INFO L158 Benchmark]: RCFGBuilder took 330.00ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 70.1MB in the end (delta: 10.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:23:22,147 INFO L158 Benchmark]: CodeCheck took 476.67ms. Allocated memory is still 117.4MB. Free memory was 70.1MB in the beginning and 54.8MB in the end (delta: 15.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:23:22,147 INFO L158 Benchmark]: Witness Printer took 80.29ms. Allocated memory is still 117.4MB. Free memory was 54.8MB in the beginning and 50.7MB in the end (delta: 4.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:23:22,150 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 1 procedures, 8 locations, 1 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, 0 mSDsluCounter, 3 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5 IncrementalHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 3 mSDtfsCounter, 5 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 24 GetRequests, 22 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, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 1 NumberOfNonLiveVariables, 19 ConjunctsInSsa, 4 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 - PositiveResult [Line: 8]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 267.34ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 82.0MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.67ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 80.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.94ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 80.1MB in the end (delta: 786.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 330.00ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 70.1MB in the end (delta: 10.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 476.67ms. Allocated memory is still 117.4MB. Free memory was 70.1MB in the beginning and 54.8MB in the end (delta: 15.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 80.29ms. Allocated memory is still 117.4MB. Free memory was 54.8MB in the beginning and 50.7MB in the end (delta: 4.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 22:23:22,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb876f6-0f89-4fa6-be8a-e840fab8c728/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE