./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.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_97601b35-656d-435a-8171-1dfea572d2b2/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97601b35-656d-435a-8171-1dfea572d2b2/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_97601b35-656d-435a-8171-1dfea572d2b2/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97601b35-656d-435a-8171-1dfea572d2b2/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97601b35-656d-435a-8171-1dfea572d2b2/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_97601b35-656d-435a-8171-1dfea572d2b2/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 d7de1912562331bdeed36a798c63b43e65b83b24670be96e9199704df5bd448b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:42:09,965 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:42:10,028 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97601b35-656d-435a-8171-1dfea572d2b2/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:42:10,033 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:42:10,033 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:42:10,056 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:42:10,056 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:42:10,057 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:42:10,057 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:42:10,057 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:42:10,058 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:42:10,058 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:42:10,058 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:42:10,058 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:42:10,058 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:42:10,058 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:42:10,058 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:42:10,059 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:42:10,059 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:42:10,059 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:42:10,059 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:42:10,059 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:42:10,059 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:42:10,059 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:42:10,060 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:42:10,060 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:42:10,060 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:42:10,060 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:42:10,060 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:42:10,060 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:42:10,061 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:42:10,061 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:42:10,061 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:42:10,061 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_97601b35-656d-435a-8171-1dfea572d2b2/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 -> d7de1912562331bdeed36a798c63b43e65b83b24670be96e9199704df5bd448b [2024-11-13 20:42:10,350 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:42:10,359 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:42:10,362 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:42:10,366 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:42:10,366 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:42:10,367 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97601b35-656d-435a-8171-1dfea572d2b2/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c Unable to find full path for "g++" [2024-11-13 20:42:12,271 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:42:12,596 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:42:12,600 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97601b35-656d-435a-8171-1dfea572d2b2/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c [2024-11-13 20:42:12,613 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97601b35-656d-435a-8171-1dfea572d2b2/bin/ukojak-verify-EEHR8qb7sm/data/f5e54b851/1ce0c024681647baaa024a48dd397ee3/FLAG07d952084 [2024-11-13 20:42:12,856 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97601b35-656d-435a-8171-1dfea572d2b2/bin/ukojak-verify-EEHR8qb7sm/data/f5e54b851/1ce0c024681647baaa024a48dd397ee3 [2024-11-13 20:42:12,859 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:42:12,863 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:42:12,864 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:42:12,865 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:42:12,873 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:42:12,874 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:42:12" (1/1) ... [2024-11-13 20:42:12,878 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46655f87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:12, skipping insertion in model container [2024-11-13 20:42:12,878 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:42:12" (1/1) ... [2024-11-13 20:42:12,909 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:42:13,101 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_97601b35-656d-435a-8171-1dfea572d2b2/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[1999,2012] [2024-11-13 20:42:13,107 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_97601b35-656d-435a-8171-1dfea572d2b2/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[2368,2381] [2024-11-13 20:42:13,149 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:42:13,158 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:42:13,171 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_97601b35-656d-435a-8171-1dfea572d2b2/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[1999,2012] [2024-11-13 20:42:13,172 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_97601b35-656d-435a-8171-1dfea572d2b2/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[2368,2381] [2024-11-13 20:42:13,202 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:42:13,215 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:42:13,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:13 WrapperNode [2024-11-13 20:42:13,216 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:42:13,217 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:42:13,217 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:42:13,217 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:42:13,222 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:13" (1/1) ... [2024-11-13 20:42:13,229 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:13" (1/1) ... [2024-11-13 20:42:13,249 INFO L138 Inliner]: procedures = 27, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 168 [2024-11-13 20:42:13,249 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:42:13,250 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:42:13,250 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:42:13,250 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:42:13,256 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:13" (1/1) ... [2024-11-13 20:42:13,257 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:13" (1/1) ... [2024-11-13 20:42:13,259 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:13" (1/1) ... [2024-11-13 20:42:13,259 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:13" (1/1) ... [2024-11-13 20:42:13,265 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:13" (1/1) ... [2024-11-13 20:42:13,270 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:13" (1/1) ... [2024-11-13 20:42:13,271 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:13" (1/1) ... [2024-11-13 20:42:13,273 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:13" (1/1) ... [2024-11-13 20:42:13,275 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:42:13,279 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:42:13,280 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:42:13,280 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:42:13,281 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:13" (1/1) ... [2024-11-13 20:42:13,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:42:13,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97601b35-656d-435a-8171-1dfea572d2b2/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:42:13,327 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97601b35-656d-435a-8171-1dfea572d2b2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:42:13,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97601b35-656d-435a-8171-1dfea572d2b2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:42:13,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:42:13,362 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-13 20:42:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-13 20:42:13,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:42:13,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:42:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:42:13,363 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:42:13,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:42:13,470 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:42:13,472 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:42:14,014 INFO L? ?]: Removed 70 outVars from TransFormulas that were not future-live. [2024-11-13 20:42:14,015 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:42:14,331 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:42:14,331 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 20:42:14,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:42:14 BoogieIcfgContainer [2024-11-13 20:42:14,332 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:42:14,333 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:42:14,333 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:42:14,344 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:42:14,344 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:42:14" (1/1) ... [2024-11-13 20:42:14,354 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:42:14,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:14,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2024-11-13 20:42:14,415 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2024-11-13 20:42:14,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:42:14,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:14,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:14,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:42:14,485 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:42:14,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:42:14,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:42:14,537 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:42:14,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:42:14,551 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:42:14,571 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:42:14 ImpRootNode [2024-11-13 20:42:14,571 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:42:14,572 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:42:14,572 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:42:14,572 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:42:14,575 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:42:14" (3/4) ... [2024-11-13 20:42:14,577 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:42:14,578 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:42:14,579 INFO L158 Benchmark]: Toolchain (without parser) took 1716.70ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 74.9MB in the end (delta: 17.5MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2024-11-13 20:42:14,579 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:42:14,580 INFO L158 Benchmark]: CACSL2BoogieTranslator took 352.13ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 78.1MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:42:14,580 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.20ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 76.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:42:14,580 INFO L158 Benchmark]: Boogie Preprocessor took 25.91ms. Allocated memory is still 117.4MB. Free memory was 76.5MB in the beginning and 75.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:42:14,581 INFO L158 Benchmark]: RCFGBuilder took 1052.69ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 85.8MB in the end (delta: -10.8MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. [2024-11-13 20:42:14,581 INFO L158 Benchmark]: CodeCheck took 238.36ms. Allocated memory is still 117.4MB. Free memory was 85.8MB in the beginning and 75.5MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:42:14,582 INFO L158 Benchmark]: Witness Printer took 6.40ms. Allocated memory is still 117.4MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:42:14,587 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, 2 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: 48]: 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 someBinaryFLOATComparisonOperation at line 40, overapproximation of someBinaryFLOATComparisonOperation at line 47, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L322] COND TRUE __VERIFIER_nondet_int() [L323] CALL main1() [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L34] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L42] float x = IN; [L44-L45] float result = 1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x; [L47] COND TRUE !(result >= 0.0f && result < 1.39843f) [L48] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 352.13ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 78.1MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.20ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 76.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.91ms. Allocated memory is still 117.4MB. Free memory was 76.5MB in the beginning and 75.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1052.69ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 85.8MB in the end (delta: -10.8MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. * CodeCheck took 238.36ms. Allocated memory is still 117.4MB. Free memory was 85.8MB in the beginning and 75.5MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 6.40ms. Allocated memory is still 117.4MB. Free memory is still 74.9MB. 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 20:42:14,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97601b35-656d-435a-8171-1dfea572d2b2/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_97601b35-656d-435a-8171-1dfea572d2b2/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97601b35-656d-435a-8171-1dfea572d2b2/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_97601b35-656d-435a-8171-1dfea572d2b2/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97601b35-656d-435a-8171-1dfea572d2b2/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97601b35-656d-435a-8171-1dfea572d2b2/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_97601b35-656d-435a-8171-1dfea572d2b2/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 d7de1912562331bdeed36a798c63b43e65b83b24670be96e9199704df5bd448b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:42:17,257 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:42:17,347 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97601b35-656d-435a-8171-1dfea572d2b2/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:42:17,402 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:42:17,403 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:42:17,404 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:42:17,404 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:42:17,404 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:42:17,404 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:42:17,404 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:42:17,405 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:42:17,405 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:42:17,405 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:42:17,405 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:42:17,405 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:42:17,405 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:42:17,405 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:42:17,406 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:42:17,406 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:42:17,406 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:42:17,406 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:42:17,406 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:42:17,406 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:42:17,406 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:42:17,407 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:42:17,407 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:42:17,407 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:42:17,407 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:42:17,407 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:42:17,407 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:42:17,408 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:42:17,408 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:42:17,408 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:42:17,408 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:42:17,408 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:42:17,408 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:42:17,408 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_97601b35-656d-435a-8171-1dfea572d2b2/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 -> d7de1912562331bdeed36a798c63b43e65b83b24670be96e9199704df5bd448b [2024-11-13 20:42:17,720 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:42:17,730 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:42:17,733 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:42:17,734 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:42:17,735 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:42:17,738 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97601b35-656d-435a-8171-1dfea572d2b2/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c Unable to find full path for "g++" [2024-11-13 20:42:19,945 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:42:20,232 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:42:20,237 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97601b35-656d-435a-8171-1dfea572d2b2/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c [2024-11-13 20:42:20,259 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97601b35-656d-435a-8171-1dfea572d2b2/bin/ukojak-verify-EEHR8qb7sm/data/c933a8642/ce0b30ad5ede468ba02fd08591d8d85f/FLAG06b58a1dc [2024-11-13 20:42:20,288 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97601b35-656d-435a-8171-1dfea572d2b2/bin/ukojak-verify-EEHR8qb7sm/data/c933a8642/ce0b30ad5ede468ba02fd08591d8d85f [2024-11-13 20:42:20,292 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:42:20,294 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:42:20,298 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:42:20,298 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:42:20,304 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:42:20,305 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:42:20" (1/1) ... [2024-11-13 20:42:20,309 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62db1292 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:20, skipping insertion in model container [2024-11-13 20:42:20,309 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:42:20" (1/1) ... [2024-11-13 20:42:20,342 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:42:20,541 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_97601b35-656d-435a-8171-1dfea572d2b2/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[1999,2012] [2024-11-13 20:42:20,549 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_97601b35-656d-435a-8171-1dfea572d2b2/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[2368,2381] [2024-11-13 20:42:20,623 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:42:20,644 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:42:20,659 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_97601b35-656d-435a-8171-1dfea572d2b2/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[1999,2012] [2024-11-13 20:42:20,661 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_97601b35-656d-435a-8171-1dfea572d2b2/sv-benchmarks/c/combinations/square_3+soft_float_2a.c.cil.c[2368,2381] [2024-11-13 20:42:20,686 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:42:20,703 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:42:20,703 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:20 WrapperNode [2024-11-13 20:42:20,703 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:42:20,704 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:42:20,705 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:42:20,705 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:42:20,712 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:20" (1/1) ... [2024-11-13 20:42:20,726 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:20" (1/1) ... [2024-11-13 20:42:20,761 INFO L138 Inliner]: procedures = 28, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 132 [2024-11-13 20:42:20,762 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:42:20,762 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:42:20,762 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:42:20,763 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:42:20,770 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:20" (1/1) ... [2024-11-13 20:42:20,770 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:20" (1/1) ... [2024-11-13 20:42:20,774 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:20" (1/1) ... [2024-11-13 20:42:20,774 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:20" (1/1) ... [2024-11-13 20:42:20,782 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:20" (1/1) ... [2024-11-13 20:42:20,786 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:20" (1/1) ... [2024-11-13 20:42:20,788 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:20" (1/1) ... [2024-11-13 20:42:20,789 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:20" (1/1) ... [2024-11-13 20:42:20,792 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:42:20,793 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:42:20,793 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:42:20,793 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:42:20,794 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:20" (1/1) ... [2024-11-13 20:42:20,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:42:20,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97601b35-656d-435a-8171-1dfea572d2b2/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:42:20,827 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97601b35-656d-435a-8171-1dfea572d2b2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:42:20,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97601b35-656d-435a-8171-1dfea572d2b2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:42:20,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:42:20,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:42:20,853 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-13 20:42:20,853 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-13 20:42:20,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:42:20,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:42:20,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:42:20,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:42:20,928 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:42:20,930 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:42:26,544 INFO L? ?]: Removed 54 outVars from TransFormulas that were not future-live. [2024-11-13 20:42:26,545 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:42:26,628 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:42:26,629 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 20:42:26,629 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:42:26 BoogieIcfgContainer [2024-11-13 20:42:26,629 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:42:26,630 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:42:26,630 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:42:26,640 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:42:26,640 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:42:26" (1/1) ... [2024-11-13 20:42:26,648 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:42:26,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:26,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2024-11-13 20:42:26,704 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2024-11-13 20:42:26,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:42:26,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:26,707 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:42:26,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97601b35-656d-435a-8171-1dfea572d2b2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:42:26,710 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97601b35-656d-435a-8171-1dfea572d2b2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:42:26,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97601b35-656d-435a-8171-1dfea572d2b2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:42:33,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:42:33,478 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:42:36,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat