./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1011b.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_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/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_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1011b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/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_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/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 77e7bc0a7ca6c2b1faee27e24ec59fd1c1b81d4fc6d179bc3aaa35793cc2e051 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:11:43,195 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:11:43,285 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:11:43,293 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:11:43,293 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:11:43,319 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:11:43,319 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:11:43,320 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:11:43,320 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:11:43,320 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:11:43,320 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:11:43,320 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:11:43,322 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:11:43,322 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:11:43,323 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:11:43,323 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:11:43,324 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:11:43,324 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:11:43,324 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:11:43,324 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:11:43,324 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:11:43,324 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:11:43,325 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:11:43,325 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:11:43,325 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:11:43,325 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:11:43,325 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:11:43,325 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:11:43,326 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:11:43,326 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:11:43,326 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:11:43,326 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:11:43,326 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:11:43,326 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_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/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 -> 77e7bc0a7ca6c2b1faee27e24ec59fd1c1b81d4fc6d179bc3aaa35793cc2e051 [2024-11-13 23:11:43,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:11:43,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:11:43,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:11:43,628 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:11:43,628 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:11:43,631 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_1011b.c Unable to find full path for "g++" [2024-11-13 23:11:45,632 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:11:45,859 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:11:45,860 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/sv-benchmarks/c/float-newlib/double_req_bl_1011b.c [2024-11-13 23:11:45,867 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/data/9d7553fb1/16b9cda3ebff4d3487e303a770750a93/FLAGf529f459b [2024-11-13 23:11:45,884 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/data/9d7553fb1/16b9cda3ebff4d3487e303a770750a93 [2024-11-13 23:11:45,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:11:45,887 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:11:45,888 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:11:45,888 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:11:45,892 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:11:45,893 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:11:45" (1/1) ... [2024-11-13 23:11:45,894 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a57fb8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:45, skipping insertion in model container [2024-11-13 23:11:45,894 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:11:45" (1/1) ... [2024-11-13 23:11:45,908 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:11:46,084 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_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/sv-benchmarks/c/float-newlib/double_req_bl_1011b.c[1211,1224] [2024-11-13 23:11:46,088 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:11:46,095 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:11:46,111 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_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/sv-benchmarks/c/float-newlib/double_req_bl_1011b.c[1211,1224] [2024-11-13 23:11:46,111 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:11:46,126 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:11:46,126 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:46 WrapperNode [2024-11-13 23:11:46,126 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:11:46,127 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:11:46,128 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:11:46,128 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:11:46,134 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:46" (1/1) ... [2024-11-13 23:11:46,141 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:46" (1/1) ... [2024-11-13 23:11:46,161 INFO L138 Inliner]: procedures = 16, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2024-11-13 23:11:46,162 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:11:46,162 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:11:46,162 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:11:46,165 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:11:46,172 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:46" (1/1) ... [2024-11-13 23:11:46,172 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:46" (1/1) ... [2024-11-13 23:11:46,174 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:46" (1/1) ... [2024-11-13 23:11:46,174 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:46" (1/1) ... [2024-11-13 23:11:46,187 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:46" (1/1) ... [2024-11-13 23:11:46,193 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:46" (1/1) ... [2024-11-13 23:11:46,194 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:46" (1/1) ... [2024-11-13 23:11:46,198 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:46" (1/1) ... [2024-11-13 23:11:46,200 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:11:46,204 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:11:46,204 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:11:46,204 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:11:46,205 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:46" (1/1) ... [2024-11-13 23:11:46,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:11:46,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:11:46,237 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:11:46,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:11:46,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:11:46,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:11:46,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:11:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 23:11:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 23:11:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 23:11:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:11:46,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:11:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 23:11:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:11:46,347 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:11:46,349 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:11:46,502 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-13 23:11:46,503 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:11:46,530 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:11:46,530 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 23:11:46,530 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:11:46 BoogieIcfgContainer [2024-11-13 23:11:46,531 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:11:46,531 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:11:46,531 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:11:46,542 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:11:46,542 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:11:46" (1/1) ... [2024-11-13 23:11:46,550 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:11:46,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:46,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2024-11-13 23:11:46,607 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2024-11-13 23:11:46,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:11:46,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:46,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:11:46,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:46,742 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 23:11:46,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:46,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 23:11:46,779 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 23:11:46,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 23:11:46,780 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:46,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:11:46,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:11:46,850 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:11:46,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:11:46,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:11:46,976 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:11:46,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:11:47,014 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 23:11:47,045 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:11:47 ImpRootNode [2024-11-13 23:11:47,045 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:11:47,046 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:11:47,046 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:11:47,046 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:11:47,046 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:11:46" (3/4) ... [2024-11-13 23:11:47,048 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:11:47,049 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:11:47,050 INFO L158 Benchmark]: Toolchain (without parser) took 1162.97ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 49.4MB in the end (delta: 43.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 23:11:47,050 INFO L158 Benchmark]: CDTParser took 1.05ms. Allocated memory is still 117.4MB. Free memory is still 74.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:11:47,054 INFO L158 Benchmark]: CACSL2BoogieTranslator took 238.90ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 81.8MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:11:47,054 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.20ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 80.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:11:47,054 INFO L158 Benchmark]: Boogie Preprocessor took 41.17ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.7MB in the end (delta: 805.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:11:47,055 INFO L158 Benchmark]: RCFGBuilder took 326.63ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 67.5MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:11:47,055 INFO L158 Benchmark]: CodeCheck took 513.59ms. Allocated memory is still 117.4MB. Free memory was 67.5MB in the beginning and 49.6MB in the end (delta: 18.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:11:47,055 INFO L158 Benchmark]: Witness Printer took 3.51ms. Allocated memory is still 117.4MB. Free memory was 49.6MB in the beginning and 49.4MB in the end (delta: 190.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:11:47,060 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, 15 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, 23 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 9 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, 9 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 48 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, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 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: 54]: 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 someUnaryDOUBLEoperation at line 49, overapproximation of someBinaryDOUBLEComparisonOperation at line 53. Possible FailurePath: [L49] double x = -0.0; [L50] CALL, EXPR fabs_double(x) [L28] __uint32_t high; [L30] ieee_double_shape_type gh_u; [L31] gh_u.value = (x) [L32] EXPR gh_u.parts.msw [L32] (high) = gh_u.parts.msw [L35] ieee_double_shape_type sh_u; [L36] sh_u.value = (x) [L37] sh_u.parts.msw = (high & 0x7fffffff) [L38] EXPR sh_u.value [L38] (x) = sh_u.value [L40] return x; [L50] RET, EXPR fabs_double(x) [L50] double res = fabs_double(x); [L53] EXPR res == 0.0 && __signbit_double(res) == 0 VAL [res=2] [L53] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L54] reach_error() VAL [res=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.05ms. Allocated memory is still 117.4MB. Free memory is still 74.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 238.90ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 81.8MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.20ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 80.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.17ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.7MB in the end (delta: 805.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 326.63ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 67.5MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 513.59ms. Allocated memory is still 117.4MB. Free memory was 67.5MB in the beginning and 49.6MB in the end (delta: 18.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 3.51ms. Allocated memory is still 117.4MB. Free memory was 49.6MB in the beginning and 49.4MB in the end (delta: 190.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 23:11:47,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/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_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/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_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1011b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/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_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/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 77e7bc0a7ca6c2b1faee27e24ec59fd1c1b81d4fc6d179bc3aaa35793cc2e051 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:11:49,767 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:11:49,902 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 23:11:49,943 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:11:49,946 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:11:49,946 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:11:49,947 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:11:49,947 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:11:49,947 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:11:49,947 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:11:49,947 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:11:49,948 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:11:49,948 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:11:49,948 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:11:49,948 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:11:49,950 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:11:49,950 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:11:49,950 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:11:49,950 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:11:49,950 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:11:49,950 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:11:49,951 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:11:49,951 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:11:49,951 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:11:49,951 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:11:49,951 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:11:49,951 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:11:49,951 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:11:49,951 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:11:49,951 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:11:49,952 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:11:49,952 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:11:49,952 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:11:49,952 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:11:49,953 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:11:49,953 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:11:49,953 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_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/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 -> 77e7bc0a7ca6c2b1faee27e24ec59fd1c1b81d4fc6d179bc3aaa35793cc2e051 [2024-11-13 23:11:50,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:11:50,288 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:11:50,291 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:11:50,292 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:11:50,296 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:11:50,297 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_1011b.c Unable to find full path for "g++" [2024-11-13 23:11:52,564 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:11:52,801 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:11:52,802 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/sv-benchmarks/c/float-newlib/double_req_bl_1011b.c [2024-11-13 23:11:52,809 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/data/6ebd3baf2/31a0d7d668cb425791eba7c6ccbefca8/FLAGf771253a6 [2024-11-13 23:11:52,826 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/data/6ebd3baf2/31a0d7d668cb425791eba7c6ccbefca8 [2024-11-13 23:11:52,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:11:52,830 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:11:52,832 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:11:52,832 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:11:52,837 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:11:52,838 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:11:52" (1/1) ... [2024-11-13 23:11:52,839 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49283682 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:52, skipping insertion in model container [2024-11-13 23:11:52,840 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:11:52" (1/1) ... [2024-11-13 23:11:52,857 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:11:53,094 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_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/sv-benchmarks/c/float-newlib/double_req_bl_1011b.c[1211,1224] [2024-11-13 23:11:53,099 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:11:53,117 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:11:53,146 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_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/sv-benchmarks/c/float-newlib/double_req_bl_1011b.c[1211,1224] [2024-11-13 23:11:53,149 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:11:53,182 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:11:53,183 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:53 WrapperNode [2024-11-13 23:11:53,183 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:11:53,185 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:11:53,185 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:11:53,185 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:11:53,194 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:53" (1/1) ... [2024-11-13 23:11:53,210 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:53" (1/1) ... [2024-11-13 23:11:53,234 INFO L138 Inliner]: procedures = 19, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2024-11-13 23:11:53,235 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:11:53,235 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:11:53,236 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:11:53,236 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:11:53,244 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:53" (1/1) ... [2024-11-13 23:11:53,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:53" (1/1) ... [2024-11-13 23:11:53,248 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:53" (1/1) ... [2024-11-13 23:11:53,249 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:53" (1/1) ... [2024-11-13 23:11:53,269 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:53" (1/1) ... [2024-11-13 23:11:53,276 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:53" (1/1) ... [2024-11-13 23:11:53,282 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:53" (1/1) ... [2024-11-13 23:11:53,283 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:53" (1/1) ... [2024-11-13 23:11:53,290 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:11:53,291 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:11:53,291 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:11:53,291 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:11:53,295 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:53" (1/1) ... [2024-11-13 23:11:53,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:11:53,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:11:53,344 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:11:53,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:11:53,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:11:53,375 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-13 23:11:53,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-13 23:11:53,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:11:53,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:11:53,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 23:11:53,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:11:53,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:11:53,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 23:11:53,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:11:53,462 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:11:53,464 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:11:53,671 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-13 23:11:53,671 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:11:53,719 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:11:53,719 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 23:11:53,720 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:11:53 BoogieIcfgContainer [2024-11-13 23:11:53,720 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:11:53,725 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:11:53,725 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:11:53,738 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:11:53,738 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:11:53" (1/1) ... [2024-11-13 23:11:53,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:11:53,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:53,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2024-11-13 23:11:53,820 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2024-11-13 23:11:53,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:11:53,824 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:53,825 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:11:53,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:11:53,830 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:11:53,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:11:53,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:53,979 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:11:54,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:54,005 INFO L255 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 23:11:54,009 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:11:54,034 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 23:11:54,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:11:54,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:54,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 23:11:54,071 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 23:11:54,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 23:11:54,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:54,072 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:11:54,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:11:54,074 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:11:54,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:11:54,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:54,323 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:11:54,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:54,378 INFO L255 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 23:11:54,385 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:11:54,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:11:54,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2024-11-13 23:11:54,714 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 23:11:54,715 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 53 treesize of output 33 [2024-11-13 23:11:54,872 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 23:11:54,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 23:11:55,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:55,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2024-11-13 23:11:55,216 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2024-11-13 23:11:55,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 23:11:55,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:55,217 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:11:55,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:11:55,219 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:11:55,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 23:11:55,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:55,416 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:11:55,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:55,462 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 23:11:55,463 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:11:55,465 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 23:11:55,470 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 23:11:55,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:55,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 15 states and 14 transitions. [2024-11-13 23:11:55,483 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 14 transitions. [2024-11-13 23:11:55,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:11:55,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:55,484 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:11:55,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:11:55,487 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:11:55,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 23:11:55,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:55,785 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:11:55,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:55,859 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 23:11:55,865 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:11:55,910 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 8 [2024-11-13 23:11:56,125 INFO L349 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2024-11-13 23:11:56,126 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 33 [2024-11-13 23:11:56,583 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 23:11:56,583 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 32 [2024-11-13 23:11:56,751 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 23:11:56,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-13 23:11:58,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:58,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 13 states and 12 transitions. [2024-11-13 23:11:58,062 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 12 transitions. [2024-11-13 23:11:58,062 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 23:11:58,062 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-11-13 23:11:58,072 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 23:11:58,148 INFO L77 FloydHoareUtils]: At program point L19-1(lines 19 23) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_25| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_25|) |ULTIMATE.start___signbit_double_~msw~0#1|) (= .cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|))) (= .cse0 (fp.neg (_ +zero 11 53))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_25|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_25|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_25|)) (let ((.cse1 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_24|)))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1))))))) [2024-11-13 23:11:58,148 INFO L77 FloydHoareUtils]: At program point L19-2(lines 19 23) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64)) (|v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18| (_ BitVec 32))) (let ((.cse4 (select |#memory_int| |v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18|))) (let ((.cse0 (select .cse4 (_ bv0 32))) (.cse3 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|))) (.cse2 (select .cse4 (_ bv4 32)))) (and (= .cse0 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_24|)) (= (let ((.cse1 (concat .cse2 .cse0))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1))) |ULTIMATE.start___signbit_double_~x#1|) (= .cse3 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|))) (= .cse3 (fp.neg (_ +zero 11 53))) (= .cse2 (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|))))))) [2024-11-13 23:11:58,149 INFO L77 FloydHoareUtils]: At program point L19-3(lines 19 23) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_25| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64))) (let ((.cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|)))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_25|) |ULTIMATE.start___signbit_double_~msw~0#1|) (= .cse0 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|))) (= .cse0 (fp.neg (_ +zero 11 53))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_25|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_25|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_25|)) (let ((.cse1 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_24|)))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1))))))) [2024-11-13 23:11:58,149 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 43 59) the Hoare annotation is: true [2024-11-13 23:11:58,149 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2024-11-13 23:11:58,150 INFO L77 FloydHoareUtils]: At program point L53(line 53) the Hoare annotation is: (and |ULTIMATE.start_main_#t~short9#1| (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64)) (|v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18| (_ BitVec 32))) (let ((.cse4 (select |#memory_int| |v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18|))) (let ((.cse0 (select .cse4 (_ bv0 32))) (.cse3 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|))) (.cse2 (select .cse4 (_ bv4 32)))) (and (= .cse0 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_24|)) (= |ULTIMATE.start_main_~res~0#1| (let ((.cse1 (concat .cse2 .cse0))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1)))) (= .cse3 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|))) (= .cse3 (fp.neg (_ +zero 11 53))) (= .cse2 (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|)))))))) [2024-11-13 23:11:58,150 INFO L77 FloydHoareUtils]: At program point L53-2(lines 53 56) the Hoare annotation is: |ULTIMATE.start_main_#t~short9#1| [2024-11-13 23:11:58,150 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 23:11:58,150 INFO L77 FloydHoareUtils]: At program point L29-1(lines 29 33) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_11| (_ BitVec 64))) (let ((.cse0 (select |#memory_int| |v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13|))) (let ((.cse1 (select .cse0 (_ bv4 32)))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_11|)) |ULTIMATE.start_fabs_double_~x#1|) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_11|) (select .cse0 (_ bv0 32))) (= .cse1 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_11|)) (= .cse1 |ULTIMATE.start_fabs_double_~high~0#1|))))) (= |ULTIMATE.start_fabs_double_~x#1| (fp.neg (_ +zero 11 53)))) [2024-11-13 23:11:58,150 INFO L77 FloydHoareUtils]: At program point L29-2(lines 29 33) the Hoare annotation is: (= |ULTIMATE.start_fabs_double_~x#1| (fp.neg (_ +zero 11 53))) [2024-11-13 23:11:58,150 INFO L75 FloydHoareUtils]: For program point L54(line 54) no Hoare annotation was computed. [2024-11-13 23:11:58,151 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 23:11:58,151 INFO L77 FloydHoareUtils]: At program point L34(lines 34 39) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64)) (|v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18| (_ BitVec 32))) (let ((.cse4 (select |#memory_int| |v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18|))) (let ((.cse1 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|))) (.cse0 (select .cse4 (_ bv0 32))) (.cse3 (select .cse4 (_ bv4 32)))) (and (= .cse0 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_24|)) (= .cse1 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|))) (= .cse1 (fp.neg (_ +zero 11 53))) (= |ULTIMATE.start_fabs_double_~x#1| (let ((.cse2 (concat .cse3 .cse0))) (fp ((_ extract 63 63) .cse2) ((_ extract 62 52) .cse2) ((_ extract 51 0) .cse2)))) (= .cse3 (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|))))))) [2024-11-13 23:11:58,151 INFO L77 FloydHoareUtils]: At program point L34-1(lines 34 39) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_11| (_ BitVec 64))) (let ((.cse0 (select |#memory_int| |v_ULTIMATE.start_fabs_double_~#gh_u~1#1.base_13|))) (let ((.cse1 (select .cse0 (_ bv4 32)))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_11|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_11|)) |ULTIMATE.start_fabs_double_~x#1|) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_11|) (select .cse0 (_ bv0 32))) (= .cse1 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_11|)) (= .cse1 |ULTIMATE.start_fabs_double_~high~0#1|))))) (= |ULTIMATE.start_fabs_double_~x#1| (fp.neg (_ +zero 11 53)))) [2024-11-13 23:11:58,151 INFO L77 FloydHoareUtils]: At program point L34-2(lines 34 39) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_23| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_24| (_ BitVec 64)) (|v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18| (_ BitVec 32))) (let ((.cse4 (select |#memory_int| |v_ULTIMATE.start_fabs_double_~#sh_u~0#1.base_18|))) (let ((.cse1 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_23|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_23|))) (.cse0 (select .cse4 (_ bv0 32))) (.cse3 (select .cse4 (_ bv4 32)))) (and (= .cse0 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_24|)) (= .cse1 (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_24|))) (= .cse1 (fp.neg (_ +zero 11 53))) (= |ULTIMATE.start_fabs_double_~x#1| (let ((.cse2 (concat .cse3 .cse0))) (fp ((_ extract 63 63) .cse2) ((_ extract 62 52) .cse2) ((_ extract 51 0) .cse2)))) (= .cse3 (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_23|))))))) [2024-11-13 23:11:58,158 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 23:11:58,162 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 23:11:58,163 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~64 [2024-11-13 23:11:58,165 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 23:11:58,166 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 23:11:58,168 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~64 [2024-11-13 23:11:58,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:11:58 ImpRootNode [2024-11-13 23:11:58,170 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:11:58,170 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:11:58,170 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:11:58,170 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:11:58,171 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:11:53" (3/4) ... [2024-11-13 23:11:58,175 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 23:11:58,183 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2024-11-13 23:11:58,184 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-13 23:11:58,184 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 23:11:58,184 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 23:11:58,266 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 23:11:58,266 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 23:11:58,266 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:11:58,268 INFO L158 Benchmark]: Toolchain (without parser) took 5437.30ms. Allocated memory is still 83.9MB. Free memory was 60.8MB in the beginning and 48.1MB in the end (delta: 12.7MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2024-11-13 23:11:58,268 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 83.9MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:11:58,269 INFO L158 Benchmark]: CACSL2BoogieTranslator took 351.64ms. Allocated memory is still 83.9MB. Free memory was 60.5MB in the beginning and 48.8MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:11:58,270 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.05ms. Allocated memory is still 83.9MB. Free memory was 48.8MB in the beginning and 47.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:11:58,270 INFO L158 Benchmark]: Boogie Preprocessor took 54.72ms. Allocated memory is still 83.9MB. Free memory was 47.5MB in the beginning and 46.2MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:11:58,270 INFO L158 Benchmark]: RCFGBuilder took 429.15ms. Allocated memory is still 83.9MB. Free memory was 46.2MB in the beginning and 33.5MB in the end (delta: 12.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:11:58,271 INFO L158 Benchmark]: CodeCheck took 4444.92ms. Allocated memory is still 83.9MB. Free memory was 33.5MB in the beginning and 52.7MB in the end (delta: -19.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:11:58,272 INFO L158 Benchmark]: Witness Printer took 96.37ms. Allocated memory is still 83.9MB. Free memory was 52.7MB in the beginning and 48.1MB in the end (delta: 4.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:11:58,273 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, 15 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.3s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 126 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 20 mSDsluCounter, 72 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 18 mSDsCounter, 29 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 87 IncrementalHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 29 mSolverCounterUnsat, 54 mSDtfsCounter, 87 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 281 GetRequests, 255 SyntacticMatches, 2 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 162 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 39 NumberOfCodeBlocks, 39 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 35 ConstructedInterpolants, 12 QuantifiedInterpolants, 741 SizeOfPredicates, 6 NumberOfNonLiveVariables, 192 ConjunctsInSsa, 39 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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: 54]: 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 0.45ms. Allocated memory is still 83.9MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 351.64ms. Allocated memory is still 83.9MB. Free memory was 60.5MB in the beginning and 48.8MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.05ms. Allocated memory is still 83.9MB. Free memory was 48.8MB in the beginning and 47.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 54.72ms. Allocated memory is still 83.9MB. Free memory was 47.5MB in the beginning and 46.2MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 429.15ms. Allocated memory is still 83.9MB. Free memory was 46.2MB in the beginning and 33.5MB in the end (delta: 12.7MB). There was no memory consumed. Max. memory is 16.1GB. * CodeCheck took 4444.92ms. Allocated memory is still 83.9MB. Free memory was 33.5MB in the beginning and 52.7MB in the end (delta: -19.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 96.37ms. Allocated memory is still 83.9MB. Free memory was 52.7MB in the beginning and 48.1MB in the end (delta: 4.6MB). 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: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~64 - 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: Missing case for function ~Pluszero~64 RESULT: Ultimate proved your program to be correct! [2024-11-13 23:11:58,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a04f1695-a5ff-4650-a61e-43ad6b8c36ba/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