./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1092d.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_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/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_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092d.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/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_64e25982-794a-4d53-952e-b40f1dc29aeb/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 e19935633e394bb6492032fcd7d527ec5c122487e90b0c79abdb6dfbdef24c42 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:17:53,668 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:17:53,751 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:17:53,755 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:17:53,756 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:17:53,789 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:17:53,792 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:17:53,792 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:17:53,793 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:17:53,793 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:17:53,794 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:17:53,794 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:17:53,794 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:17:53,794 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:17:53,794 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:17:53,794 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:17:53,794 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:17:53,795 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:17:53,795 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:17:53,795 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:17:53,795 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:17:53,795 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:17:53,795 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:17:53,795 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:17:53,795 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:17:53,796 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:17:53,797 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:17:53,797 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:17:53,797 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:17:53,797 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:17:53,797 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:17:53,797 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:17:53,797 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:17:53,797 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_64e25982-794a-4d53-952e-b40f1dc29aeb/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 -> e19935633e394bb6492032fcd7d527ec5c122487e90b0c79abdb6dfbdef24c42 [2024-11-13 22:17:54,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:17:54,122 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:17:54,125 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:17:54,128 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:17:54,128 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:17:54,129 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_1092d.c Unable to find full path for "g++" [2024-11-13 22:17:56,083 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:17:56,313 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:17:56,314 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/sv-benchmarks/c/float-newlib/float_req_bl_1092d.c [2024-11-13 22:17:56,323 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/data/00b8ccc0c/aab6b4d990d94bd89ec9155587b8f880/FLAG2239e6e1b [2024-11-13 22:17:56,345 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/data/00b8ccc0c/aab6b4d990d94bd89ec9155587b8f880 [2024-11-13 22:17:56,350 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:17:56,353 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:17:56,355 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:17:56,356 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:17:56,361 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:17:56,362 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:17:56" (1/1) ... [2024-11-13 22:17:56,365 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@556b5ad1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:56, skipping insertion in model container [2024-11-13 22:17:56,365 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:17:56" (1/1) ... [2024-11-13 22:17:56,382 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:17:56,596 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_64e25982-794a-4d53-952e-b40f1dc29aeb/sv-benchmarks/c/float-newlib/float_req_bl_1092d.c[1790,1803] [2024-11-13 22:17:56,602 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:17:56,611 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:17:56,646 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_64e25982-794a-4d53-952e-b40f1dc29aeb/sv-benchmarks/c/float-newlib/float_req_bl_1092d.c[1790,1803] [2024-11-13 22:17:56,647 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:17:56,666 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:17:56,667 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:56 WrapperNode [2024-11-13 22:17:56,668 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:17:56,669 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:17:56,669 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:17:56,669 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:17:56,676 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:56" (1/1) ... [2024-11-13 22:17:56,683 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:56" (1/1) ... [2024-11-13 22:17:56,709 INFO L138 Inliner]: procedures = 16, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 119 [2024-11-13 22:17:56,713 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:17:56,713 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:17:56,713 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:17:56,713 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:17:56,725 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:56" (1/1) ... [2024-11-13 22:17:56,725 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:56" (1/1) ... [2024-11-13 22:17:56,729 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:56" (1/1) ... [2024-11-13 22:17:56,732 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:56" (1/1) ... [2024-11-13 22:17:56,743 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:56" (1/1) ... [2024-11-13 22:17:56,750 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:56" (1/1) ... [2024-11-13 22:17:56,751 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:56" (1/1) ... [2024-11-13 22:17:56,756 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:56" (1/1) ... [2024-11-13 22:17:56,758 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:17:56,763 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:17:56,763 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:17:56,763 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:17:56,764 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:56" (1/1) ... [2024-11-13 22:17:56,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:17:56,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:17:56,802 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:17:56,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:17:56,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:17:56,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:17:56,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:17:56,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 22:17:56,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:17:56,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 22:17:56,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:17:56,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:17:56,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:17:56,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:17:56,919 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:17:56,921 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:17:57,176 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-13 22:17:57,177 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:17:57,336 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:17:57,337 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 22:17:57,338 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:17:57 BoogieIcfgContainer [2024-11-13 22:17:57,338 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:17:57,339 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:17:57,339 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:17:57,349 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:17:57,350 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:17:57" (1/1) ... [2024-11-13 22:17:57,358 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:17:57,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:57,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2024-11-13 22:17:57,406 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2024-11-13 22:17:57,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:17:57,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:57,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:17:57,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:57,536 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 22:17:57,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:57,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-13 22:17:57,571 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-13 22:17:57,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:17:57,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:57,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:17:57,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:17:57,660 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:17:57,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:17:57,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:17:57,852 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:17:57,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:17:57,906 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:17:57,937 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:17:57 ImpRootNode [2024-11-13 22:17:57,938 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:17:57,940 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:17:57,940 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:17:57,940 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:17:57,941 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:17:57" (3/4) ... [2024-11-13 22:17:57,943 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:17:57,944 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:17:57,947 INFO L158 Benchmark]: Toolchain (without parser) took 1592.45ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 82.8MB in the end (delta: 10.4MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2024-11-13 22:17:57,947 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:17:57,948 INFO L158 Benchmark]: CACSL2BoogieTranslator took 313.45ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 81.3MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:17:57,948 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.00ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 79.9MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:17:57,948 INFO L158 Benchmark]: Boogie Preprocessor took 49.21ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 78.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:17:57,949 INFO L158 Benchmark]: RCFGBuilder took 574.84ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 53.6MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:17:57,949 INFO L158 Benchmark]: CodeCheck took 598.77ms. Allocated memory is still 117.4MB. Free memory was 53.6MB in the beginning and 82.8MB in the end (delta: -29.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:17:57,949 INFO L158 Benchmark]: Witness Printer took 4.34ms. Allocated memory is still 117.4MB. Free memory was 82.8MB in the beginning and 82.8MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:17:57,954 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, 19 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 28 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 12 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 60 GetRequests, 60 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 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: 83]: 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 someBinaryArithmeticFLOAToperation at line 46, overapproximation of someBinaryArithmeticFLOAToperation at line 78. Possible FailurePath: [L13] static const float huge_ceil = 1.0e30; [L78] float x = -1.0f / 0.0f; [L79] CALL, EXPR ceil_float(x) [L16] __int32_t i0, j0; [L17] __uint32_t i, ix; VAL [huge_ceil=1000000000000000000000000000000] [L19] ieee_float_shape_type gf_u; [L20] gf_u.value = (x) [L21] EXPR gf_u.word [L21] (i0) = gf_u.word [L23] ix = (i0 & 0x7fffffff) [L24] j0 = (ix >> 23) - 0x7f VAL [huge_ceil=1000000000000000000000000000000, i0=1258291200, ix=1258291200, j0=23, x=2] [L25] COND FALSE !(j0 < 23) [L45] COND FALSE !(!((ix) < 0x7f800000L)) [L48] return x; VAL [\result=2, huge_ceil=1000000000000000000000000000000, i0=1258291200] [L79] RET, EXPR ceil_float(x) [L79] float res = ceil_float(x); [L82] CALL, EXPR isinf_float(res) [L60] __int32_t ix; VAL [huge_ceil=1000000000000000000000000000000, x=2] [L62] ieee_float_shape_type gf_u; [L63] gf_u.value = (x) [L64] EXPR gf_u.word [L64] (ix) = gf_u.word [L66] ix &= 0x7fffffff [L67] return ((ix) == 0x7f800000L); [L82] RET, EXPR isinf_float(res) [L82] COND TRUE !isinf_float(res) [L83] reach_error() VAL [huge_ceil=1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 313.45ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 81.3MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.00ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 79.9MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.21ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 78.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 574.84ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 53.6MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 598.77ms. Allocated memory is still 117.4MB. Free memory was 53.6MB in the beginning and 82.8MB in the end (delta: -29.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.34ms. Allocated memory is still 117.4MB. Free memory was 82.8MB in the beginning and 82.8MB in the end (delta: 21.1kB). 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 22:17:57,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/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_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/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_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092d.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/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_64e25982-794a-4d53-952e-b40f1dc29aeb/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 e19935633e394bb6492032fcd7d527ec5c122487e90b0c79abdb6dfbdef24c42 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:18:00,648 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:18:00,785 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:18:00,813 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:18:00,813 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:18:00,814 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:18:00,814 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:18:00,814 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:18:00,814 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:18:00,814 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:18:00,814 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:18:00,815 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:18:00,815 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:18:00,815 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:18:00,815 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:18:00,815 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:18:00,815 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:18:00,815 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:18:00,815 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:18:00,815 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:18:00,816 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:18:00,816 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:18:00,816 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:18:00,816 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:18:00,816 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:18:00,816 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:18:00,816 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:00,816 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:18:00,817 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:18:00,817 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:18:00,817 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:18:00,817 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:18:00,817 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:18:00,817 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:18:00,817 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:00,817 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:18:00,817 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_64e25982-794a-4d53-952e-b40f1dc29aeb/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 -> e19935633e394bb6492032fcd7d527ec5c122487e90b0c79abdb6dfbdef24c42 [2024-11-13 22:18:01,158 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:18:01,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:18:01,173 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:18:01,175 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:18:01,175 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:18:01,180 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_1092d.c Unable to find full path for "g++" [2024-11-13 22:18:03,101 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:18:03,300 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:18:03,300 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/sv-benchmarks/c/float-newlib/float_req_bl_1092d.c [2024-11-13 22:18:03,309 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/data/c4926e3b1/200485712521461a906f30d0c703e2c4/FLAG425082fde [2024-11-13 22:18:03,324 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/data/c4926e3b1/200485712521461a906f30d0c703e2c4 [2024-11-13 22:18:03,327 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:18:03,328 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:18:03,330 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:18:03,330 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:18:03,335 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:18:03,336 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:18:03" (1/1) ... [2024-11-13 22:18:03,337 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66479900 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:03, skipping insertion in model container [2024-11-13 22:18:03,337 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:18:03" (1/1) ... [2024-11-13 22:18:03,353 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:18:03,561 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_64e25982-794a-4d53-952e-b40f1dc29aeb/sv-benchmarks/c/float-newlib/float_req_bl_1092d.c[1790,1803] [2024-11-13 22:18:03,565 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:18:03,581 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:18:03,615 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_64e25982-794a-4d53-952e-b40f1dc29aeb/sv-benchmarks/c/float-newlib/float_req_bl_1092d.c[1790,1803] [2024-11-13 22:18:03,620 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:18:03,643 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:18:03,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:03 WrapperNode [2024-11-13 22:18:03,644 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:18:03,646 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:18:03,646 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:18:03,646 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:18:03,653 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:03" (1/1) ... [2024-11-13 22:18:03,665 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:03" (1/1) ... [2024-11-13 22:18:03,694 INFO L138 Inliner]: procedures = 19, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 91 [2024-11-13 22:18:03,696 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:18:03,698 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:18:03,698 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:18:03,698 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:18:03,705 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:03" (1/1) ... [2024-11-13 22:18:03,706 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:03" (1/1) ... [2024-11-13 22:18:03,712 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:03" (1/1) ... [2024-11-13 22:18:03,714 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:03" (1/1) ... [2024-11-13 22:18:03,728 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:03" (1/1) ... [2024-11-13 22:18:03,735 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:03" (1/1) ... [2024-11-13 22:18:03,740 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:03" (1/1) ... [2024-11-13 22:18:03,744 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:03" (1/1) ... [2024-11-13 22:18:03,747 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:18:03,751 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:18:03,751 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:18:03,751 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:18:03,752 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:18:03" (1/1) ... [2024-11-13 22:18:03,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:18:03,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:18:03,791 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:18:03,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:18:03,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:18:03,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:18:03,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:18:03,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 22:18:03,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 22:18:03,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:18:03,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:18:03,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 22:18:03,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 22:18:03,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:18:03,900 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:18:03,902 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:18:04,556 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-13 22:18:04,556 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:18:04,674 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:18:04,674 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 22:18:04,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:18:04 BoogieIcfgContainer [2024-11-13 22:18:04,675 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:18:04,676 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:18:04,676 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:18:04,687 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:18:04,687 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:18:04" (1/1) ... [2024-11-13 22:18:04,698 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:18:04,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:04,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2024-11-13 22:18:04,759 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2024-11-13 22:18:04,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:18:04,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:04,764 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:04,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:04,769 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:04,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:18:04,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:04,939 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:04,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:04,971 INFO L255 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:18:04,974 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:04,989 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 22:18:04,993 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:18:05,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:05,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-13 22:18:05,026 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-13 22:18:05,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:18:05,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:05,027 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:05,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:05,029 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:05,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:18:05,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:05,282 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:05,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:05,336 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 22:18:05,340 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:05,426 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 22:18:06,038 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-11-13 22:18:06,039 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 103 treesize of output 59 [2024-11-13 22:18:06,060 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 22:18:06,061 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 95 treesize of output 43 [2024-11-13 22:18:06,620 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 22:18:06,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 22:18:08,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:08,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2024-11-13 22:18:08,761 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2024-11-13 22:18:08,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:18:08,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:08,762 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:08,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:08,764 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:08,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:18:08,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:08,994 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:09,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:09,036 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:18:09,038 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:09,080 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 22:18:09,086 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 35 treesize of output 19 [2024-11-13 22:18:09,588 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 22:18:09,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 22:18:11,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:11,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2024-11-13 22:18:11,091 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2024-11-13 22:18:11,091 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 22:18:11,091 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-13 22:18:11,099 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 22:18:11,264 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 70 88) the Hoare annotation is: true [2024-11-13 22:18:11,265 INFO L75 FloydHoareUtils]: For program point L36(lines 36 37) no Hoare annotation was computed. [2024-11-13 22:18:11,265 INFO L77 FloydHoareUtils]: At program point L61-1(lines 61 65) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode) (v_arrayElimCell_3 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_arrayElimCell_3) ((_ extract 30 23) v_arrayElimCell_3) ((_ extract 22 0) v_arrayElimCell_3)))) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) .cse0) (= (fp.add currentRoundingMode .cse0 .cse0) (fp ((_ extract 31 31) |ULTIMATE.start_isinf_float_~ix~1#1|) ((_ extract 30 23) |ULTIMATE.start_isinf_float_~ix~1#1|) ((_ extract 22 0) |ULTIMATE.start_isinf_float_~ix~1#1|)))))) [2024-11-13 22:18:11,265 INFO L77 FloydHoareUtils]: At program point L61-2(lines 61 65) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode) (|v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_11| (_ BitVec 32))) (let ((.cse0 (let ((.cse1 (select (select |#memory_int| |v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_11|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))))) (and (= (fp.add currentRoundingMode .cse0 .cse0) |ULTIMATE.start_isinf_float_~x#1|) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) .cse0)))) [2024-11-13 22:18:11,266 INFO L77 FloydHoareUtils]: At program point L61-3(lines 61 65) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode) (v_arrayElimCell_3 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_arrayElimCell_3) ((_ extract 30 23) v_arrayElimCell_3) ((_ extract 22 0) v_arrayElimCell_3)))) (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) .cse0) (= (fp.add currentRoundingMode .cse0 .cse0) (fp ((_ extract 31 31) |ULTIMATE.start_isinf_float_~ix~1#1|) ((_ extract 30 23) |ULTIMATE.start_isinf_float_~ix~1#1|) ((_ extract 22 0) |ULTIMATE.start_isinf_float_~ix~1#1|)))))) [2024-11-13 22:18:11,266 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 83) no Hoare annotation was computed. [2024-11-13 22:18:11,266 INFO L77 FloydHoareUtils]: At program point ceil_float_returnLabel#1(lines 15 56) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode) (|v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_11| (_ BitVec 32))) (let ((.cse0 (let ((.cse1 (select (select |#memory_int| |v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_11|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))))) (and (= (fp.add currentRoundingMode .cse0 .cse0) |ULTIMATE.start_ceil_float_#res#1|) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) .cse0)))) [2024-11-13 22:18:11,266 INFO L77 FloydHoareUtils]: At program point L82(lines 82 85) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret8#1|) [2024-11-13 22:18:11,266 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 22:18:11,267 INFO L77 FloydHoareUtils]: At program point L25(lines 25 49) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_11| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_11|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) |ULTIMATE.start_ceil_float_~x#1|) (= |ULTIMATE.start_ceil_float_~ix~0#1| (bvand (_ bv2147483647 32) .cse0))))) (exists ((|ULTIMATE.start_ceil_float_~i0~0#1| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (bvadd (_ bv127 32) |ULTIMATE.start_ceil_float_~j0~0#1|) (bvlshr (bvand (_ bv2147483647 32) |ULTIMATE.start_ceil_float_~i0~0#1|) (_ bv23 32))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) |ULTIMATE.start_ceil_float_~i0~0#1|) ((_ extract 30 23) |ULTIMATE.start_ceil_float_~i0~0#1|) ((_ extract 22 0) |ULTIMATE.start_ceil_float_~i0~0#1|))))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start_ceil_float_~x#1|)) [2024-11-13 22:18:11,267 INFO L75 FloydHoareUtils]: For program point L83(line 83) no Hoare annotation was computed. [2024-11-13 22:18:11,267 INFO L75 FloydHoareUtils]: For program point L50(lines 50 54) no Hoare annotation was computed. [2024-11-13 22:18:11,267 INFO L75 FloydHoareUtils]: For program point L50-1(lines 50 54) no Hoare annotation was computed. [2024-11-13 22:18:11,267 INFO L75 FloydHoareUtils]: For program point L50-2(lines 50 54) no Hoare annotation was computed. [2024-11-13 22:18:11,267 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 22:18:11,267 INFO L75 FloydHoareUtils]: For program point L26(lines 26 43) no Hoare annotation was computed. [2024-11-13 22:18:11,268 INFO L77 FloydHoareUtils]: At program point L18-1(lines 18 22) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_11| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_11|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) |ULTIMATE.start_ceil_float_~x#1|) (= .cse0 |ULTIMATE.start_ceil_float_~i0~0#1|)))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start_ceil_float_~x#1|)) [2024-11-13 22:18:11,268 INFO L77 FloydHoareUtils]: At program point L18-2(lines 18 22) the Hoare annotation is: (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start_ceil_float_~x#1|) [2024-11-13 22:18:11,268 INFO L77 FloydHoareUtils]: At program point L18-3(lines 18 22) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_11| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_11|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) |ULTIMATE.start_ceil_float_~x#1|) (= .cse0 |ULTIMATE.start_ceil_float_~i0~0#1|)))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start_ceil_float_~x#1|)) [2024-11-13 22:18:11,274 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:18:11,278 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-13 22:18:11,279 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:18:11,280 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:18:11,281 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:18:11 ImpRootNode [2024-11-13 22:18:11,281 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:18:11,282 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:18:11,282 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:18:11,282 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:18:11,283 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:18:04" (3/4) ... [2024-11-13 22:18:11,285 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 22:18:11,292 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2024-11-13 22:18:11,292 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-13 22:18:11,292 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 22:18:11,293 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 22:18:11,365 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:18:11,366 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 22:18:11,366 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:18:11,367 INFO L158 Benchmark]: Toolchain (without parser) took 8038.33ms. Allocated memory was 83.9MB in the beginning and 92.3MB in the end (delta: 8.4MB). Free memory was 61.0MB in the beginning and 47.5MB in the end (delta: 13.4MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2024-11-13 22:18:11,367 INFO L158 Benchmark]: CDTParser took 4.05ms. Allocated memory is still 83.9MB. Free memory was 65.1MB in the beginning and 65.0MB in the end (delta: 37.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:18:11,368 INFO L158 Benchmark]: CACSL2BoogieTranslator took 314.79ms. Allocated memory is still 83.9MB. Free memory was 60.7MB in the beginning and 48.7MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:18:11,368 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.25ms. Allocated memory is still 83.9MB. Free memory was 48.7MB in the beginning and 47.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:18:11,368 INFO L158 Benchmark]: Boogie Preprocessor took 52.77ms. Allocated memory is still 83.9MB. Free memory was 47.3MB in the beginning and 45.8MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:18:11,369 INFO L158 Benchmark]: RCFGBuilder took 923.75ms. Allocated memory is still 83.9MB. Free memory was 45.8MB in the beginning and 28.4MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:18:11,369 INFO L158 Benchmark]: CodeCheck took 6605.61ms. Allocated memory was 83.9MB in the beginning and 92.3MB in the end (delta: 8.4MB). Free memory was 28.4MB in the beginning and 52.7MB in the end (delta: -24.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:18:11,369 INFO L158 Benchmark]: Witness Printer took 84.11ms. Allocated memory is still 92.3MB. Free memory was 52.7MB in the beginning and 47.5MB in the end (delta: 5.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:18:11,371 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, 19 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.4s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 103 SdHoareTripleChecker+Valid, 1.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10 mSDsluCounter, 57 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 21 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 88 IncrementalHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 21 mSolverCounterUnsat, 49 mSDtfsCounter, 88 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 249 GetRequests, 224 SyntacticMatches, 3 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 3.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 30 ConstructedInterpolants, 10 QuantifiedInterpolants, 442 SizeOfPredicates, 10 NumberOfNonLiveVariables, 132 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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: 83]: 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 4.05ms. Allocated memory is still 83.9MB. Free memory was 65.1MB in the beginning and 65.0MB in the end (delta: 37.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 314.79ms. Allocated memory is still 83.9MB. Free memory was 60.7MB in the beginning and 48.7MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.25ms. Allocated memory is still 83.9MB. Free memory was 48.7MB in the beginning and 47.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.77ms. Allocated memory is still 83.9MB. Free memory was 47.3MB in the beginning and 45.8MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 923.75ms. Allocated memory is still 83.9MB. Free memory was 45.8MB in the beginning and 28.4MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 6605.61ms. Allocated memory was 83.9MB in the beginning and 92.3MB in the end (delta: 8.4MB). Free memory was 28.4MB in the beginning and 52.7MB in the end (delta: -24.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 84.11ms. Allocated memory is still 92.3MB. Free memory was 52.7MB in the beginning and 47.5MB in the end (delta: 5.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - 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 22:18:11,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e25982-794a-4d53-952e-b40f1dc29aeb/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