./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_3+soft_float_5a.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_87145846-5546-4200-8304-d708665f8d32/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87145846-5546-4200-8304-d708665f8d32/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_87145846-5546-4200-8304-d708665f8d32/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87145846-5546-4200-8304-d708665f8d32/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87145846-5546-4200-8304-d708665f8d32/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_87145846-5546-4200-8304-d708665f8d32/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 4afff0c8dc116ae0ea52d5228669475b8e2bd0f7c5a38e0115f3b3d6e8e4ef72 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:29:36,921 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:29:37,013 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87145846-5546-4200-8304-d708665f8d32/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:29:37,022 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:29:37,026 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:29:37,062 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:29:37,062 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:29:37,063 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:29:37,065 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:29:37,065 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:29:37,066 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:29:37,066 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:29:37,066 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:29:37,066 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:29:37,067 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:29:37,067 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:29:37,067 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:29:37,067 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:29:37,067 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:29:37,067 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:29:37,067 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:29:37,067 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:29:37,068 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:29:37,068 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:29:37,068 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:29:37,068 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:29:37,068 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:29:37,068 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:29:37,069 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:29:37,069 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:29:37,069 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:29:37,069 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:29:37,069 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:29:37,069 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_87145846-5546-4200-8304-d708665f8d32/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 -> 4afff0c8dc116ae0ea52d5228669475b8e2bd0f7c5a38e0115f3b3d6e8e4ef72 [2024-11-13 21:29:37,421 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:29:37,430 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:29:37,433 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:29:37,434 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:29:37,435 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:29:37,436 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87145846-5546-4200-8304-d708665f8d32/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c Unable to find full path for "g++" [2024-11-13 21:29:39,256 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:29:39,676 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:29:39,677 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87145846-5546-4200-8304-d708665f8d32/sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c [2024-11-13 21:29:39,692 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87145846-5546-4200-8304-d708665f8d32/bin/ukojak-verify-EEHR8qb7sm/data/1b68024d7/241d63fcc73c4feb9c8896cfae81b264/FLAGfa3b2cdbe [2024-11-13 21:29:39,718 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87145846-5546-4200-8304-d708665f8d32/bin/ukojak-verify-EEHR8qb7sm/data/1b68024d7/241d63fcc73c4feb9c8896cfae81b264 [2024-11-13 21:29:39,721 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:29:39,724 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:29:39,726 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:29:39,726 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:29:39,730 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:29:39,732 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:29:39" (1/1) ... [2024-11-13 21:29:39,734 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75618026 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:39, skipping insertion in model container [2024-11-13 21:29:39,736 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:29:39" (1/1) ... [2024-11-13 21:29:39,771 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:29:39,963 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_87145846-5546-4200-8304-d708665f8d32/sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c[1999,2012] [2024-11-13 21:29:39,969 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_87145846-5546-4200-8304-d708665f8d32/sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c[2368,2381] [2024-11-13 21:29:40,048 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:29:40,064 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:29:40,080 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_87145846-5546-4200-8304-d708665f8d32/sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c[1999,2012] [2024-11-13 21:29:40,086 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_87145846-5546-4200-8304-d708665f8d32/sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c[2368,2381] [2024-11-13 21:29:40,139 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:29:40,160 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:29:40,160 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:40 WrapperNode [2024-11-13 21:29:40,161 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:29:40,163 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:29:40,163 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:29:40,163 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:29:40,170 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:40" (1/1) ... [2024-11-13 21:29:40,184 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:40" (1/1) ... [2024-11-13 21:29:40,220 INFO L138 Inliner]: procedures = 27, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 168 [2024-11-13 21:29:40,221 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:29:40,222 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:29:40,223 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:29:40,223 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:29:40,232 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:40" (1/1) ... [2024-11-13 21:29:40,232 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:40" (1/1) ... [2024-11-13 21:29:40,235 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:40" (1/1) ... [2024-11-13 21:29:40,239 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:40" (1/1) ... [2024-11-13 21:29:40,245 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:40" (1/1) ... [2024-11-13 21:29:40,259 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:40" (1/1) ... [2024-11-13 21:29:40,261 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:40" (1/1) ... [2024-11-13 21:29:40,262 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:40" (1/1) ... [2024-11-13 21:29:40,266 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:29:40,267 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:29:40,268 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:29:40,268 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:29:40,269 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:40" (1/1) ... [2024-11-13 21:29:40,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:29:40,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87145846-5546-4200-8304-d708665f8d32/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:29:40,302 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87145846-5546-4200-8304-d708665f8d32/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:29:40,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87145846-5546-4200-8304-d708665f8d32/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:29:40,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:29:40,333 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-13 21:29:40,333 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-13 21:29:40,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:29:40,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:29:40,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:29:40,334 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:29:40,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:29:40,433 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:29:40,435 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:29:40,902 INFO L? ?]: Removed 70 outVars from TransFormulas that were not future-live. [2024-11-13 21:29:40,902 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:29:41,169 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:29:41,170 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 21:29:41,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:29:41 BoogieIcfgContainer [2024-11-13 21:29:41,170 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:29:41,171 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:29:41,171 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:29:41,184 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:29:41,184 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:29:41" (1/1) ... [2024-11-13 21:29:41,199 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:29:41,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:41,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2024-11-13 21:29:41,265 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2024-11-13 21:29:41,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:29:41,267 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:41,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:29:41,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:29:41,372 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:29:41,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:29:41,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:29:41,418 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:29:41,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:29:41,435 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:29:41,460 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:29:41 ImpRootNode [2024-11-13 21:29:41,460 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:29:41,461 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:29:41,461 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:29:41,462 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:29:41,463 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:29:41" (3/4) ... [2024-11-13 21:29:41,467 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:29:41,468 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:29:41,469 INFO L158 Benchmark]: Toolchain (without parser) took 1745.75ms. Allocated memory is still 117.4MB. Free memory was 93.7MB in the beginning and 76.7MB in the end (delta: 17.1MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2024-11-13 21:29:41,472 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 167.8MB. Free memory is still 106.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:41,473 INFO L158 Benchmark]: CACSL2BoogieTranslator took 436.88ms. Allocated memory is still 117.4MB. Free memory was 93.7MB in the beginning and 79.6MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:29:41,473 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.07ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 77.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:41,474 INFO L158 Benchmark]: Boogie Preprocessor took 45.20ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 76.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:41,474 INFO L158 Benchmark]: RCFGBuilder took 902.82ms. Allocated memory is still 117.4MB. Free memory was 76.3MB in the beginning and 87.4MB in the end (delta: -11.1MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. [2024-11-13 21:29:41,475 INFO L158 Benchmark]: CodeCheck took 289.34ms. Allocated memory is still 117.4MB. Free memory was 87.4MB in the beginning and 77.2MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:29:41,478 INFO L158 Benchmark]: Witness Printer took 6.98ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 76.7MB in the end (delta: 593.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:41,481 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 47, overapproximation of someBinaryFLOATComparisonOperation at line 40, 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 0.35ms. Allocated memory is still 167.8MB. Free memory is still 106.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 436.88ms. Allocated memory is still 117.4MB. Free memory was 93.7MB in the beginning and 79.6MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.07ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 77.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.20ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 76.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 902.82ms. Allocated memory is still 117.4MB. Free memory was 76.3MB in the beginning and 87.4MB in the end (delta: -11.1MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. * CodeCheck took 289.34ms. Allocated memory is still 117.4MB. Free memory was 87.4MB in the beginning and 77.2MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 6.98ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 76.7MB in the end (delta: 593.3kB). 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 21:29:41,528 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87145846-5546-4200-8304-d708665f8d32/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_87145846-5546-4200-8304-d708665f8d32/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87145846-5546-4200-8304-d708665f8d32/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_87145846-5546-4200-8304-d708665f8d32/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87145846-5546-4200-8304-d708665f8d32/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87145846-5546-4200-8304-d708665f8d32/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_87145846-5546-4200-8304-d708665f8d32/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 4afff0c8dc116ae0ea52d5228669475b8e2bd0f7c5a38e0115f3b3d6e8e4ef72 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:29:44,865 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:29:45,028 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87145846-5546-4200-8304-d708665f8d32/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:29:45,089 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:29:45,090 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:29:45,090 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:29:45,091 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:29:45,091 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:29:45,091 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:29:45,092 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:29:45,093 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:29:45,093 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:29:45,094 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:29:45,094 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:29:45,094 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:29:45,094 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:29:45,094 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:29:45,095 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:29:45,095 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:29:45,095 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:29:45,095 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:29:45,095 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:29:45,095 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:29:45,095 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:29:45,095 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:29:45,096 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:29:45,096 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:45,096 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:29:45,096 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:29:45,096 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:29:45,096 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:29:45,097 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:29:45,097 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:29:45,097 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:29:45,098 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:45,098 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:29:45,098 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_87145846-5546-4200-8304-d708665f8d32/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 -> 4afff0c8dc116ae0ea52d5228669475b8e2bd0f7c5a38e0115f3b3d6e8e4ef72 [2024-11-13 21:29:45,499 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:29:45,510 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:29:45,513 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:29:45,515 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:29:45,515 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:29:45,517 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87145846-5546-4200-8304-d708665f8d32/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c Unable to find full path for "g++" [2024-11-13 21:29:48,069 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:29:48,389 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:29:48,390 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87145846-5546-4200-8304-d708665f8d32/sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c [2024-11-13 21:29:48,403 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87145846-5546-4200-8304-d708665f8d32/bin/ukojak-verify-EEHR8qb7sm/data/c76edcfed/e632f401509944a0b923b3b11903c4a3/FLAG4a4f0ef73 [2024-11-13 21:29:48,426 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87145846-5546-4200-8304-d708665f8d32/bin/ukojak-verify-EEHR8qb7sm/data/c76edcfed/e632f401509944a0b923b3b11903c4a3 [2024-11-13 21:29:48,429 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:29:48,432 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:29:48,434 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:29:48,434 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:29:48,441 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:29:48,442 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:29:48" (1/1) ... [2024-11-13 21:29:48,443 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c671ad9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:48, skipping insertion in model container [2024-11-13 21:29:48,444 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:29:48" (1/1) ... [2024-11-13 21:29:48,483 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:29:48,752 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_87145846-5546-4200-8304-d708665f8d32/sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c[1999,2012] [2024-11-13 21:29:48,763 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_87145846-5546-4200-8304-d708665f8d32/sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c[2368,2381] [2024-11-13 21:29:48,841 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:29:48,865 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:29:48,892 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_87145846-5546-4200-8304-d708665f8d32/sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c[1999,2012] [2024-11-13 21:29:48,897 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_87145846-5546-4200-8304-d708665f8d32/sv-benchmarks/c/combinations/square_3+soft_float_5a.c.cil.c[2368,2381] [2024-11-13 21:29:48,957 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:29:48,984 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:29:48,985 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:48 WrapperNode [2024-11-13 21:29:48,986 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:29:48,988 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:29:48,988 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:29:48,988 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:29:48,997 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:48" (1/1) ... [2024-11-13 21:29:49,020 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:48" (1/1) ... [2024-11-13 21:29:49,064 INFO L138 Inliner]: procedures = 28, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 132 [2024-11-13 21:29:49,066 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:29:49,067 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:29:49,067 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:29:49,067 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:29:49,078 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:48" (1/1) ... [2024-11-13 21:29:49,079 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:48" (1/1) ... [2024-11-13 21:29:49,086 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:48" (1/1) ... [2024-11-13 21:29:49,090 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:48" (1/1) ... [2024-11-13 21:29:49,106 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:48" (1/1) ... [2024-11-13 21:29:49,117 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:48" (1/1) ... [2024-11-13 21:29:49,119 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:48" (1/1) ... [2024-11-13 21:29:49,125 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:48" (1/1) ... [2024-11-13 21:29:49,129 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:29:49,130 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:29:49,130 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:29:49,130 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:29:49,132 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:48" (1/1) ... [2024-11-13 21:29:49,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:29:49,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87145846-5546-4200-8304-d708665f8d32/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:29:49,174 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87145846-5546-4200-8304-d708665f8d32/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:29:49,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87145846-5546-4200-8304-d708665f8d32/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:29:49,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:29:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:29:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-13 21:29:49,219 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-13 21:29:49,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:29:49,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:29:49,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:29:49,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:29:49,362 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:29:49,365 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:30:00,166 INFO L? ?]: Removed 54 outVars from TransFormulas that were not future-live. [2024-11-13 21:30:00,166 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:30:00,274 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:30:00,274 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 21:30:00,275 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:30:00 BoogieIcfgContainer [2024-11-13 21:30:00,275 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:30:00,276 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:30:00,276 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:30:00,286 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:30:00,286 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:30:00" (1/1) ... [2024-11-13 21:30:00,294 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:30:00,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:00,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2024-11-13 21:30:00,344 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2024-11-13 21:30:00,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:30:00,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:00,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:00,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87145846-5546-4200-8304-d708665f8d32/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:00,352 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87145846-5546-4200-8304-d708665f8d32/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:00,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87145846-5546-4200-8304-d708665f8d32/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:30:06,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:30:06,969 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:30:10,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat