./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1032b.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_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/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_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/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_3b4678f5-6b41-447a-bf98-f5048d656620/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 ef387b9dfe6a568fd7853720ccee1caca2dc0e11798e2bafc997da20a8b7d09b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:43:41,244 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:43:41,340 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:43:41,349 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:43:41,352 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:43:41,386 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:43:41,387 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:43:41,387 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:43:41,388 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:43:41,388 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:43:41,389 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:43:41,389 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:43:41,389 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:43:41,389 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:43:41,389 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:43:41,390 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:43:41,390 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:43:41,390 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:43:41,390 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:43:41,390 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:43:41,391 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:43:41,391 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:43:41,391 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:43:41,391 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:43:41,391 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:43:41,391 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:43:41,392 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:43:41,392 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:43:41,392 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:43:41,392 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:43:41,393 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:43:41,393 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:43:41,393 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:43:41,393 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_3b4678f5-6b41-447a-bf98-f5048d656620/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 -> ef387b9dfe6a568fd7853720ccee1caca2dc0e11798e2bafc997da20a8b7d09b [2024-11-13 22:43:41,727 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:43:41,737 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:43:41,741 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:43:41,742 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:43:41,744 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:43:41,746 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_1032b.c Unable to find full path for "g++" [2024-11-13 22:43:43,650 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:43:43,888 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:43:43,899 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/sv-benchmarks/c/float-newlib/float_req_bl_1032b.c [2024-11-13 22:43:43,908 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/data/6b7013d91/9991d7d01aa14f92819d1cc2effcccd3/FLAG5ed22d852 [2024-11-13 22:43:43,931 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/data/6b7013d91/9991d7d01aa14f92819d1cc2effcccd3 [2024-11-13 22:43:43,934 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:43:43,939 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:43:43,940 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:43:43,940 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:43:43,944 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:43:43,945 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:43:43" (1/1) ... [2024-11-13 22:43:43,947 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75be9ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:43, skipping insertion in model container [2024-11-13 22:43:43,947 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:43:43" (1/1) ... [2024-11-13 22:43:43,966 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:43:44,180 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_3b4678f5-6b41-447a-bf98-f5048d656620/sv-benchmarks/c/float-newlib/float_req_bl_1032b.c[1753,1766] [2024-11-13 22:43:44,183 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:43:44,194 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:43:44,225 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_3b4678f5-6b41-447a-bf98-f5048d656620/sv-benchmarks/c/float-newlib/float_req_bl_1032b.c[1753,1766] [2024-11-13 22:43:44,226 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:43:44,242 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:43:44,243 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:44 WrapperNode [2024-11-13 22:43:44,244 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:43:44,245 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:43:44,245 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:43:44,245 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:43:44,251 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:44" (1/1) ... [2024-11-13 22:43:44,259 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:44" (1/1) ... [2024-11-13 22:43:44,285 INFO L138 Inliner]: procedures = 17, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 132 [2024-11-13 22:43:44,285 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:43:44,286 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:43:44,286 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:43:44,286 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:43:44,294 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:44" (1/1) ... [2024-11-13 22:43:44,294 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:44" (1/1) ... [2024-11-13 22:43:44,298 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:44" (1/1) ... [2024-11-13 22:43:44,298 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:44" (1/1) ... [2024-11-13 22:43:44,313 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:44" (1/1) ... [2024-11-13 22:43:44,325 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:44" (1/1) ... [2024-11-13 22:43:44,327 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:44" (1/1) ... [2024-11-13 22:43:44,327 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:44" (1/1) ... [2024-11-13 22:43:44,334 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:43:44,334 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:43:44,335 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:43:44,335 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:43:44,336 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:44" (1/1) ... [2024-11-13 22:43:44,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:43:44,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:43:44,374 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:43:44,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:43:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:43:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:43:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:43:44,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 22:43:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:43:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 22:43:44,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:43:44,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:43:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:43:44,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:43:44,499 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:43:44,501 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:43:44,855 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-11-13 22:43:44,855 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:43:45,054 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:43:45,054 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 22:43:45,055 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:43:45 BoogieIcfgContainer [2024-11-13 22:43:45,055 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:43:45,056 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:43:45,056 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:43:45,066 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:43:45,067 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:43:45" (1/1) ... [2024-11-13 22:43:45,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:43:45,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:45,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2024-11-13 22:43:45,124 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2024-11-13 22:43:45,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:43:45,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:45,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:45,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:45,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:43:45,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:45,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2024-11-13 22:43:45,277 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2024-11-13 22:43:45,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:43:45,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:45,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:45,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:43:45,316 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:43:45,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:43:45,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:43:45,428 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:43:45,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:43:45,476 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:43:45,503 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:43:45 ImpRootNode [2024-11-13 22:43:45,503 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:43:45,504 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:43:45,504 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:43:45,504 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:43:45,505 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:43:45" (3/4) ... [2024-11-13 22:43:45,507 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:43:45,508 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:43:45,509 INFO L158 Benchmark]: Toolchain (without parser) took 1571.17ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 56.1MB in the end (delta: 60.7MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-13 22:43:45,510 INFO L158 Benchmark]: CDTParser took 1.35ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:43:45,510 INFO L158 Benchmark]: CACSL2BoogieTranslator took 304.31ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 105.1MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:43:45,511 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.42ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 103.6MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:43:45,511 INFO L158 Benchmark]: Boogie Preprocessor took 48.18ms. Allocated memory is still 142.6MB. Free memory was 103.6MB in the beginning and 102.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:43:45,512 INFO L158 Benchmark]: RCFGBuilder took 720.69ms. Allocated memory is still 142.6MB. Free memory was 102.5MB in the beginning and 76.0MB in the end (delta: 26.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:43:45,512 INFO L158 Benchmark]: CodeCheck took 447.50ms. Allocated memory is still 142.6MB. Free memory was 76.0MB in the beginning and 56.5MB in the end (delta: 19.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:43:45,512 INFO L158 Benchmark]: Witness Printer took 4.43ms. Allocated memory is still 142.6MB. Free memory was 56.3MB in the beginning and 56.1MB in the end (delta: 174.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:43:45,515 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 20 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 24 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 11 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 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, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 82]: 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 81, overapproximation of bitwiseAnd at line 25, overapproximation of someUnaryFLOAToperation at line 77, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L77] float x = -0.0f; [L78] CALL, EXPR round_float(x) [L15] __uint32_t w; [L17] int exponent_less_127; [L20] ieee_float_shape_type gf_u; [L21] gf_u.value = (x) [L22] EXPR gf_u.word [L22] (w) = gf_u.word [L25] EXPR w & 0x7f800000 [L25] exponent_less_127 = (int)((w & 0x7f800000) >> 23) - 127 [L27] COND FALSE !(exponent_less_127 < 23) [L43] COND FALSE !(exponent_less_127 == 128) [L47] return x; VAL [\result=2, w=1258291200] [L78] RET, EXPR round_float(x) [L78] float res = round_float(x); [L81] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [res=2] [L81] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L82] reach_error() VAL [res=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.35ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 304.31ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 105.1MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.42ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 103.6MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.18ms. Allocated memory is still 142.6MB. Free memory was 103.6MB in the beginning and 102.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 720.69ms. Allocated memory is still 142.6MB. Free memory was 102.5MB in the beginning and 76.0MB in the end (delta: 26.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 447.50ms. Allocated memory is still 142.6MB. Free memory was 76.0MB in the beginning and 56.5MB in the end (delta: 19.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.43ms. Allocated memory is still 142.6MB. Free memory was 56.3MB in the beginning and 56.1MB in the end (delta: 174.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:43:45,546 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/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_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/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_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/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_3b4678f5-6b41-447a-bf98-f5048d656620/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 ef387b9dfe6a568fd7853720ccee1caca2dc0e11798e2bafc997da20a8b7d09b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:43:48,096 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:43:48,214 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:43:48,265 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:43:48,266 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:43:48,266 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:43:48,266 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:43:48,266 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:43:48,266 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:43:48,267 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:43:48,267 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:43:48,267 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:43:48,271 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:43:48,271 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:43:48,271 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:43:48,271 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:43:48,271 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:43:48,272 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:43:48,272 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:43:48,272 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:43:48,272 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:43:48,272 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:43:48,272 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:43:48,272 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:43:48,272 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:43:48,272 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:43:48,272 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:43:48,273 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:43:48,273 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:43:48,273 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:43:48,273 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:43:48,273 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:43:48,273 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:43:48,273 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:43:48,273 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:43:48,273 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:43:48,273 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_3b4678f5-6b41-447a-bf98-f5048d656620/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 -> ef387b9dfe6a568fd7853720ccee1caca2dc0e11798e2bafc997da20a8b7d09b [2024-11-13 22:43:48,570 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:43:48,578 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:43:48,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:43:48,582 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:43:48,582 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:43:48,583 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_1032b.c Unable to find full path for "g++" [2024-11-13 22:43:50,539 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:43:50,796 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:43:50,800 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/sv-benchmarks/c/float-newlib/float_req_bl_1032b.c [2024-11-13 22:43:50,817 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/data/8e440b59b/0834b23c453c49f28e8082a0d34db376/FLAG57db6257a [2024-11-13 22:43:50,865 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/data/8e440b59b/0834b23c453c49f28e8082a0d34db376 [2024-11-13 22:43:50,871 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:43:50,872 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:43:50,877 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:43:50,878 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:43:50,888 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:43:50,889 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:43:50" (1/1) ... [2024-11-13 22:43:50,890 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@349c0b0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:50, skipping insertion in model container [2024-11-13 22:43:50,890 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:43:50" (1/1) ... [2024-11-13 22:43:50,909 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:43:51,119 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_3b4678f5-6b41-447a-bf98-f5048d656620/sv-benchmarks/c/float-newlib/float_req_bl_1032b.c[1753,1766] [2024-11-13 22:43:51,123 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:43:51,140 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:43:51,173 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_3b4678f5-6b41-447a-bf98-f5048d656620/sv-benchmarks/c/float-newlib/float_req_bl_1032b.c[1753,1766] [2024-11-13 22:43:51,175 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:43:51,197 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:43:51,198 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:51 WrapperNode [2024-11-13 22:43:51,198 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:43:51,199 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:43:51,199 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:43:51,200 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:43:51,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:51" (1/1) ... [2024-11-13 22:43:51,218 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:51" (1/1) ... [2024-11-13 22:43:51,246 INFO L138 Inliner]: procedures = 20, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 88 [2024-11-13 22:43:51,248 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:43:51,248 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:43:51,248 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:43:51,249 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:43:51,256 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:51" (1/1) ... [2024-11-13 22:43:51,257 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:51" (1/1) ... [2024-11-13 22:43:51,261 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:51" (1/1) ... [2024-11-13 22:43:51,265 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:51" (1/1) ... [2024-11-13 22:43:51,280 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:51" (1/1) ... [2024-11-13 22:43:51,285 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:51" (1/1) ... [2024-11-13 22:43:51,288 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:51" (1/1) ... [2024-11-13 22:43:51,293 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:51" (1/1) ... [2024-11-13 22:43:51,295 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:43:51,300 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:43:51,300 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:43:51,300 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:43:51,301 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:51" (1/1) ... [2024-11-13 22:43:51,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:43:51,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:43:51,340 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:43:51,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:43:51,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:43:51,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:43:51,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:43:51,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 22:43:51,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 22:43:51,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:43:51,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:43:51,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 22:43:51,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 22:43:51,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:43:51,480 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:43:51,482 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:43:51,794 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-13 22:43:51,795 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:43:51,849 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:43:51,849 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 22:43:51,850 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:43:51 BoogieIcfgContainer [2024-11-13 22:43:51,850 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:43:51,851 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:43:51,851 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:43:51,862 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:43:51,862 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:43:51" (1/1) ... [2024-11-13 22:43:51,871 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:43:51,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:51,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2024-11-13 22:43:51,927 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2024-11-13 22:43:51,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:43:51,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:51,930 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:43:51,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:43:51,932 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:43:51,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:43:52,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:52,043 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:43:52,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:52,069 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:43:52,072 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:43:52,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:43:52,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:43:52,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:52,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2024-11-13 22:43:52,177 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2024-11-13 22:43:52,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:43:52,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:52,177 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:43:52,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:43:52,179 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:43:52,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:43:52,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:52,312 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:43:52,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:52,337 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 22:43:52,340 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:43:52,413 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:43:52,432 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2024-11-13 22:43:52,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:43:52,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:43:52,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:52,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2024-11-13 22:43:52,657 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-11-13 22:43:52,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:43:52,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:52,658 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:43:52,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:43:52,665 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:43:52,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:43:52,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:52,780 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:43:52,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:52,817 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:43:52,820 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:43:52,851 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:43:52,852 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2024-11-13 22:43:52,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:43:52,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 22:43:53,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:53,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-13 22:43:53,003 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-13 22:43:53,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:43:53,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:53,003 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:43:53,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:43:53,006 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:43:53,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 22:43:53,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:53,101 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:43:53,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:53,122 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:43:53,123 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:43:53,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:43:53,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 22:43:53,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:53,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2024-11-13 22:43:53,138 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2024-11-13 22:43:53,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:43:53,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:53,139 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:43:53,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:43:53,141 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:43:53,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 22:43:53,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:53,277 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:43:53,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:53,315 INFO L255 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 22:43:53,319 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:43:53,355 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 22:43:53,684 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 20 [2024-11-13 22:43:53,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:43:53,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 22:43:54,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:54,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2024-11-13 22:43:54,445 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2024-11-13 22:43:54,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:43:54,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:54,445 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:43:54,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:43:54,447 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:43:54,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 22:43:54,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:54,543 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:43:54,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:54,569 INFO L255 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:43:54,570 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:43:54,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:43:54,575 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 22:43:54,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:54,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2024-11-13 22:43:54,589 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2024-11-13 22:43:54,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:43:54,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:54,590 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:43:54,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:43:54,595 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:43:54,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 22:43:54,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:54,781 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:43:54,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:54,818 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 22:43:54,821 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:43:54,837 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 22:43:55,038 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-11-13 22:43:55,039 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 25 [2024-11-13 22:43:55,461 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:43:55,462 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2024-11-13 22:43:55,470 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 22:43:55,471 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 29 [2024-11-13 22:43:55,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:43:55,594 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 22:43:55,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 22:43:57,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:57,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2024-11-13 22:43:57,027 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2024-11-13 22:43:57,027 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 22:43:57,028 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2024-11-13 22:43:57,036 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 22:43:57,107 INFO L77 FloydHoareUtils]: At program point L27(lines 27 48) the Hoare annotation is: (and (= (bvadd (_ bv127 32) |ULTIMATE.start_round_float_~exponent_less_127~0#1|) (bvlshr (bvand |ULTIMATE.start_round_float_~w~0#1| (_ bv2139095040 32)) (_ bv23 32))) (exists ((|v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19|) (_ bv0 32)))) (and (= |ULTIMATE.start_round_float_~w~0#1| .cse0) (= (fp.neg (_ +zero 8 24)) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))))))) [2024-11-13 22:43:57,108 INFO L77 FloydHoareUtils]: At program point L60-1(lines 60 64) the Hoare annotation is: (exists ((v_arrayElimCell_4 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_arrayElimCell_4) ((_ extract 30 23) v_arrayElimCell_4) ((_ extract 22 0) v_arrayElimCell_4)))) (and (= (fp ((_ extract 31 31) |ULTIMATE.start___signbit_float_~w~1#1|) ((_ extract 30 23) |ULTIMATE.start___signbit_float_~w~1#1|) ((_ extract 22 0) |ULTIMATE.start___signbit_float_~w~1#1|)) .cse0) (= (fp.neg (_ +zero 8 24)) .cse0)))) [2024-11-13 22:43:57,108 INFO L77 FloydHoareUtils]: At program point L60-2(lines 60 64) the Hoare annotation is: (exists ((|v_ULTIMATE.start_round_float_~#sf_u~0#1.base_16| (_ BitVec 32)) (|v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#sf_u~0#1.base_16|) (_ bv0 32))) (.cse1 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) |ULTIMATE.start___signbit_float_~x#1|) (= .cse0 .cse1) (= (fp.neg (_ +zero 8 24)) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)))))) [2024-11-13 22:43:57,108 INFO L77 FloydHoareUtils]: At program point L60-3(lines 60 64) the Hoare annotation is: (exists ((v_arrayElimCell_4 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_arrayElimCell_4) ((_ extract 30 23) v_arrayElimCell_4) ((_ extract 22 0) v_arrayElimCell_4)))) (and (= (fp ((_ extract 31 31) |ULTIMATE.start___signbit_float_~w~1#1|) ((_ extract 30 23) |ULTIMATE.start___signbit_float_~w~1#1|) ((_ extract 22 0) |ULTIMATE.start___signbit_float_~w~1#1|)) .cse0) (= (fp.neg (_ +zero 8 24)) .cse0)))) [2024-11-13 22:43:57,109 INFO L77 FloydHoareUtils]: At program point L19-1(lines 19 23) the Hoare annotation is: (exists ((|v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19|) (_ bv0 32)))) (and (= |ULTIMATE.start_round_float_~w~0#1| .cse0) (= (fp.neg (_ +zero 8 24)) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))))) [2024-11-13 22:43:57,109 INFO L77 FloydHoareUtils]: At program point L19-2(lines 19 23) the Hoare annotation is: (= (fp.neg (_ +zero 8 24)) |ULTIMATE.start_round_float_~x#1|) [2024-11-13 22:43:57,110 INFO L77 FloydHoareUtils]: At program point L81(line 81) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_round_float_~#sf_u~0#1.base_16| (_ BitVec 32)) (|v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#sf_u~0#1.base_16|) (_ bv0 32))) (.cse1 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19|) (_ bv0 32)))) (and (= |ULTIMATE.start_main_~res~0#1| (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= .cse0 .cse1) (= (fp.neg (_ +zero 8 24)) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)))))) |ULTIMATE.start_main_#t~short9#1|) [2024-11-13 22:43:57,111 INFO L77 FloydHoareUtils]: At program point L19-3(lines 19 23) the Hoare annotation is: (exists ((|v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19|) (_ bv0 32)))) (and (= |ULTIMATE.start_round_float_~w~0#1| .cse0) (= (fp.neg (_ +zero 8 24)) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))))) [2024-11-13 22:43:57,111 INFO L77 FloydHoareUtils]: At program point L81-2(lines 81 84) the Hoare annotation is: |ULTIMATE.start_main_#t~short9#1| [2024-11-13 22:43:57,111 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 69 87) the Hoare annotation is: true [2024-11-13 22:43:57,111 INFO L77 FloydHoareUtils]: At program point L28(lines 28 41) the Hoare annotation is: (and (= (bvadd (_ bv127 32) |ULTIMATE.start_round_float_~exponent_less_127~0#1|) (bvlshr (bvand |ULTIMATE.start_round_float_~w~0#1| (_ bv2139095040 32)) (_ bv23 32))) (exists ((|v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19|) (_ bv0 32)))) (and (= |ULTIMATE.start_round_float_~w~0#1| .cse0) (= (fp.neg (_ +zero 8 24)) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))))))) [2024-11-13 22:43:57,112 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 82) no Hoare annotation was computed. [2024-11-13 22:43:57,112 INFO L75 FloydHoareUtils]: For program point L82(line 82) no Hoare annotation was computed. [2024-11-13 22:43:57,112 INFO L77 FloydHoareUtils]: At program point L49(lines 49 53) the Hoare annotation is: (exists ((|v_ULTIMATE.start_round_float_~#sf_u~0#1.base_16| (_ BitVec 32)) (|v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19| (_ BitVec 32))) (let ((.cse1 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19|) (_ bv0 32))) (.cse0 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#sf_u~0#1.base_16|) (_ bv0 32)))) (and (= .cse0 .cse1) (= (fp.neg (_ +zero 8 24)) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) |ULTIMATE.start_round_float_~x#1|)))) [2024-11-13 22:43:57,112 INFO L77 FloydHoareUtils]: At program point L49-1(lines 49 53) the Hoare annotation is: (exists ((|v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19|) (_ bv0 32)))) (and (= |ULTIMATE.start_round_float_~w~0#1| .cse0) (= (fp.neg (_ +zero 8 24)) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))))) [2024-11-13 22:43:57,112 INFO L77 FloydHoareUtils]: At program point L49-2(lines 49 53) the Hoare annotation is: (exists ((|v_ULTIMATE.start_round_float_~#sf_u~0#1.base_16| (_ BitVec 32)) (|v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19| (_ BitVec 32))) (let ((.cse1 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19|) (_ bv0 32))) (.cse0 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#sf_u~0#1.base_16|) (_ bv0 32)))) (and (= .cse0 .cse1) (= (fp.neg (_ +zero 8 24)) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) |ULTIMATE.start_round_float_~x#1|)))) [2024-11-13 22:43:57,113 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 22:43:57,113 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 22:43:57,113 INFO L77 FloydHoareUtils]: At program point round_float_returnLabel#1(lines 14 55) the Hoare annotation is: (exists ((|v_ULTIMATE.start_round_float_~#sf_u~0#1.base_16| (_ BitVec 32)) (|v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#sf_u~0#1.base_16|) (_ bv0 32))) (.cse1 (select (select |#memory_int| |v_ULTIMATE.start_round_float_~#gf_u~0#1.base_19|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) |ULTIMATE.start_round_float_#res#1|) (= .cse0 .cse1) (= (fp.neg (_ +zero 8 24)) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)))))) [2024-11-13 22:43:57,113 INFO L75 FloydHoareUtils]: For program point L35(lines 35 37) no Hoare annotation was computed. [2024-11-13 22:43:57,118 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~32 [2024-11-13 22:43:57,122 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:43:57,124 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:43:57,125 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:43:57,125 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:43:57,127 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:43:57 ImpRootNode [2024-11-13 22:43:57,127 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:43:57,127 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:43:57,128 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:43:57,128 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:43:57,129 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:43:51" (3/4) ... [2024-11-13 22:43:57,131 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 22:43:57,141 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2024-11-13 22:43:57,141 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-13 22:43:57,142 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 22:43:57,142 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 22:43:57,222 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:43:57,222 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 22:43:57,222 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:43:57,223 INFO L158 Benchmark]: Toolchain (without parser) took 6351.32ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 93.0MB in the beginning and 125.0MB in the end (delta: -32.0MB). Peak memory consumption was 114.0MB. Max. memory is 16.1GB. [2024-11-13 22:43:57,224 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:43:57,224 INFO L158 Benchmark]: CACSL2BoogieTranslator took 321.49ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 80.6MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:43:57,225 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.54ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:43:57,225 INFO L158 Benchmark]: Boogie Preprocessor took 50.63ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 78.0MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:43:57,225 INFO L158 Benchmark]: RCFGBuilder took 550.50ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 62.7MB in the end (delta: 15.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:43:57,226 INFO L158 Benchmark]: CodeCheck took 5276.16ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 62.7MB in the beginning and 129.6MB in the end (delta: -66.8MB). Peak memory consumption was 97.2MB. Max. memory is 16.1GB. [2024-11-13 22:43:57,226 INFO L158 Benchmark]: Witness Printer took 95.14ms. Allocated memory is still 268.4MB. Free memory was 129.6MB in the beginning and 125.0MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:43:57,228 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 20 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.1s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 287 SdHoareTripleChecker+Valid, 1.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 54 mSDsluCounter, 157 SdHoareTripleChecker+Invalid, 1.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 36 mSDsCounter, 72 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 273 IncrementalHoareTripleChecker+Invalid, 345 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 72 mSolverCounterUnsat, 121 mSDtfsCounter, 273 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 642 GetRequests, 599 SyntacticMatches, 7 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 319 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 84 NumberOfCodeBlocks, 84 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 77 ConstructedInterpolants, 20 QuantifiedInterpolants, 861 SizeOfPredicates, 15 NumberOfNonLiveVariables, 301 ConjunctsInSsa, 57 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 82]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 321.49ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 80.6MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.54ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.63ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 78.0MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 550.50ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 62.7MB in the end (delta: 15.3MB). There was no memory consumed. Max. memory is 16.1GB. * CodeCheck took 5276.16ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 62.7MB in the beginning and 129.6MB in the end (delta: -66.8MB). Peak memory consumption was 97.2MB. Max. memory is 16.1GB. * Witness Printer took 95.14ms. Allocated memory is still 268.4MB. Free memory was 129.6MB in the beginning and 125.0MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~32 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-11-13 22:43:57,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b4678f5-6b41-447a-bf98-f5048d656620/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE