./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1092a.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_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/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_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/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_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/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 22f65bf7dc6be28e766baed8be33578320f214b34c577175c650fbf680c0e83b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:49:33,844 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:49:33,939 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:49:33,948 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:49:33,949 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:49:33,986 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:49:33,987 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:49:33,988 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:49:33,988 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:49:33,988 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:49:33,990 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:49:33,990 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:49:33,990 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:49:33,990 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:49:33,990 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:49:33,990 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:49:33,991 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:49:33,991 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:49:33,991 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:49:33,991 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:49:33,992 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:49:33,992 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:49:33,992 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:49:33,992 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:49:33,992 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:49:33,992 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:49:33,992 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:49:33,993 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:49:33,993 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:49:33,993 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:49:33,993 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:49:33,994 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:49:33,994 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:49:33,994 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_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/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 -> 22f65bf7dc6be28e766baed8be33578320f214b34c577175c650fbf680c0e83b [2024-11-13 21:49:34,338 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:49:34,347 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:49:34,350 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:49:34,351 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:49:34,352 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:49:34,353 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_1092a.c Unable to find full path for "g++" [2024-11-13 21:49:36,365 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:49:36,676 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:49:36,677 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/sv-benchmarks/c/float-newlib/float_req_bl_1092a.c [2024-11-13 21:49:36,686 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/data/0fa321f78/8cad5ca666cd48b5a1368a8f552f65f0/FLAG6a6aa5640 [2024-11-13 21:49:36,706 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/data/0fa321f78/8cad5ca666cd48b5a1368a8f552f65f0 [2024-11-13 21:49:36,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:49:36,713 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:49:36,716 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:49:36,716 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:49:36,722 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:49:36,723 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:49:36" (1/1) ... [2024-11-13 21:49:36,724 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@502af1dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:36, skipping insertion in model container [2024-11-13 21:49:36,726 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:49:36" (1/1) ... [2024-11-13 21:49:36,750 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:49:36,983 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_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/sv-benchmarks/c/float-newlib/float_req_bl_1092a.c[1753,1766] [2024-11-13 21:49:36,991 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:49:37,002 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:49:37,043 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_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/sv-benchmarks/c/float-newlib/float_req_bl_1092a.c[1753,1766] [2024-11-13 21:49:37,045 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:49:37,069 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:49:37,070 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:37 WrapperNode [2024-11-13 21:49:37,070 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:49:37,071 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:49:37,071 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:49:37,072 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:49:37,079 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:37" (1/1) ... [2024-11-13 21:49:37,089 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:37" (1/1) ... [2024-11-13 21:49:37,123 INFO L138 Inliner]: procedures = 16, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 123 [2024-11-13 21:49:37,127 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:49:37,128 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:49:37,128 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:49:37,128 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:49:37,137 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:37" (1/1) ... [2024-11-13 21:49:37,137 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:37" (1/1) ... [2024-11-13 21:49:37,141 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:37" (1/1) ... [2024-11-13 21:49:37,142 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:37" (1/1) ... [2024-11-13 21:49:37,154 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:37" (1/1) ... [2024-11-13 21:49:37,162 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:37" (1/1) ... [2024-11-13 21:49:37,163 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:37" (1/1) ... [2024-11-13 21:49:37,166 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:37" (1/1) ... [2024-11-13 21:49:37,168 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:49:37,169 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:49:37,169 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:49:37,169 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:49:37,174 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:37" (1/1) ... [2024-11-13 21:49:37,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:49:37,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:49:37,216 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:49:37,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:49:37,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:49:37,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:49:37,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:49:37,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 21:49:37,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:49:37,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 21:49:37,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:49:37,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:49:37,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:49:37,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:49:37,344 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:49:37,346 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:49:37,603 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-11-13 21:49:37,603 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:49:37,767 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:49:37,767 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 21:49:37,768 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:49:37 BoogieIcfgContainer [2024-11-13 21:49:37,768 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:49:37,769 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:49:37,769 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:49:37,780 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:49:37,780 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:49:37" (1/1) ... [2024-11-13 21:49:37,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:49:37,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:37,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2024-11-13 21:49:37,843 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2024-11-13 21:49:37,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:49:37,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:37,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:49:37,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:37,982 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 21:49:38,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:38,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2024-11-13 21:49:38,008 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2024-11-13 21:49:38,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:49:38,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:38,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:49:38,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:49:38,057 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:49:38,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:49:38,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:49:38,179 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:49:38,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:49:38,221 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:49:38,251 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:49:38 ImpRootNode [2024-11-13 21:49:38,251 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:49:38,252 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:49:38,252 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:49:38,252 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:49:38,253 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:49:37" (3/4) ... [2024-11-13 21:49:38,255 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:49:38,256 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:49:38,258 INFO L158 Benchmark]: Toolchain (without parser) took 1544.46ms. Allocated memory is still 142.6MB. Free memory was 117.6MB in the beginning and 58.3MB in the end (delta: 59.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-13 21:49:38,258 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 117.4MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:49:38,258 INFO L158 Benchmark]: CACSL2BoogieTranslator took 354.74ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 105.8MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:49:38,259 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.90ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 104.4MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:49:38,259 INFO L158 Benchmark]: Boogie Preprocessor took 41.02ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 103.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:49:38,260 INFO L158 Benchmark]: RCFGBuilder took 598.70ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 77.9MB in the end (delta: 25.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:49:38,263 INFO L158 Benchmark]: CodeCheck took 482.34ms. Allocated memory is still 142.6MB. Free memory was 77.7MB in the beginning and 58.4MB in the end (delta: 19.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:49:38,263 INFO L158 Benchmark]: Witness Printer took 4.90ms. Allocated memory is still 142.6MB. Free memory was 58.4MB in the beginning and 58.3MB in the end (delta: 165.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:49:38,266 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 20 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 24 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 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, 55 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 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 someBinaryFLOATComparisonOperation at line 82, overapproximation of someUnaryFLOAToperation at line 78, overapproximation of someBinaryArithmeticFLOAToperation at line 46. Possible FailurePath: [L13] static const float huge_ceil = 1.0e30; [L78] float x = -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=2139095039, ix=2139095039, j0=127, x=2] [L25] COND FALSE !(j0 < 23) [L45] COND FALSE !(!((ix) < 0x7f800000L)) [L48] return x; VAL [\result=2, huge_ceil=1000000000000000000000000000000, i0=2139095039] [L79] RET, EXPR ceil_float(x) [L79] float res = ceil_float(x); [L82] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [huge_ceil=1000000000000000000000000000000, res=2] [L82] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L83] reach_error() VAL [huge_ceil=1000000000000000000000000000000, res=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 117.4MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 354.74ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 105.8MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.90ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 104.4MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.02ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 103.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 598.70ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 77.9MB in the end (delta: 25.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 482.34ms. Allocated memory is still 142.6MB. Free memory was 77.7MB in the beginning and 58.4MB in the end (delta: 19.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.90ms. Allocated memory is still 142.6MB. Free memory was 58.4MB in the beginning and 58.3MB in the end (delta: 165.1kB). 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 21:49:38,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/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_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/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_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/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_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/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 22f65bf7dc6be28e766baed8be33578320f214b34c577175c650fbf680c0e83b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:49:40,939 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:49:41,059 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:49:41,110 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:49:41,111 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:49:41,111 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:49:41,111 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:49:41,111 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:49:41,112 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:49:41,112 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:49:41,112 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:49:41,114 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:49:41,114 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:49:41,114 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:49:41,115 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:49:41,115 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:49:41,116 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:49:41,116 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:49:41,116 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:49:41,116 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:49:41,116 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:49:41,116 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:49:41,117 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:49:41,117 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:49:41,118 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:49:41,118 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:49:41,118 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:41,118 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:49:41,118 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:49:41,118 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:49:41,118 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:49:41,119 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:49:41,119 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:49:41,119 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:49:41,119 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:41,119 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:49:41,119 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_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/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 -> 22f65bf7dc6be28e766baed8be33578320f214b34c577175c650fbf680c0e83b [2024-11-13 21:49:41,470 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:49:41,480 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:49:41,483 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:49:41,486 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:49:41,487 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:49:41,491 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_1092a.c Unable to find full path for "g++" [2024-11-13 21:49:43,424 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:49:43,724 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:49:43,725 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/sv-benchmarks/c/float-newlib/float_req_bl_1092a.c [2024-11-13 21:49:43,757 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/data/c0d26768d/63624fc93f874a8686e186318f67dc49/FLAG78d1f78d0 [2024-11-13 21:49:43,791 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/data/c0d26768d/63624fc93f874a8686e186318f67dc49 [2024-11-13 21:49:43,795 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:49:43,797 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:49:43,798 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:49:43,799 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:49:43,804 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:49:43,805 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:49:43" (1/1) ... [2024-11-13 21:49:43,806 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5752a41f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:43, skipping insertion in model container [2024-11-13 21:49:43,806 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:49:43" (1/1) ... [2024-11-13 21:49:43,821 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:49:44,033 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_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/sv-benchmarks/c/float-newlib/float_req_bl_1092a.c[1753,1766] [2024-11-13 21:49:44,036 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:49:44,055 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:49:44,092 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_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/sv-benchmarks/c/float-newlib/float_req_bl_1092a.c[1753,1766] [2024-11-13 21:49:44,096 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:49:44,117 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:49:44,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:44 WrapperNode [2024-11-13 21:49:44,119 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:49:44,120 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:49:44,120 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:49:44,120 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:49:44,127 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:44" (1/1) ... [2024-11-13 21:49:44,138 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:44" (1/1) ... [2024-11-13 21:49:44,164 INFO L138 Inliner]: procedures = 19, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 95 [2024-11-13 21:49:44,164 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:49:44,165 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:49:44,165 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:49:44,166 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:49:44,173 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:44" (1/1) ... [2024-11-13 21:49:44,174 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:44" (1/1) ... [2024-11-13 21:49:44,178 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:44" (1/1) ... [2024-11-13 21:49:44,178 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:44" (1/1) ... [2024-11-13 21:49:44,196 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:44" (1/1) ... [2024-11-13 21:49:44,204 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:44" (1/1) ... [2024-11-13 21:49:44,209 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:44" (1/1) ... [2024-11-13 21:49:44,213 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:44" (1/1) ... [2024-11-13 21:49:44,217 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:49:44,219 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:49:44,223 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:49:44,223 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:49:44,224 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:49:44" (1/1) ... [2024-11-13 21:49:44,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:49:44,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:49:44,257 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:49:44,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:49:44,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:49:44,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:49:44,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:49:44,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 21:49:44,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 21:49:44,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:49:44,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:49:44,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 21:49:44,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 21:49:44,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:49:44,399 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:49:44,402 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:49:44,951 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-13 21:49:44,951 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:49:45,030 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:49:45,032 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 21:49:45,033 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:49:45 BoogieIcfgContainer [2024-11-13 21:49:45,033 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:49:45,034 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:49:45,036 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:49:45,050 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:49:45,051 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:49:45" (1/1) ... [2024-11-13 21:49:45,062 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:49:45,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:45,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2024-11-13 21:49:45,129 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2024-11-13 21:49:45,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:49:45,132 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:45,133 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:45,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:45,137 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:45,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:49:45,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:45,279 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:45,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:45,310 INFO L255 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:49:45,314 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:45,338 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 21:49:45,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:49:45,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:45,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2024-11-13 21:49:45,374 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2024-11-13 21:49:45,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:49:45,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:45,375 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:45,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:45,377 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:45,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:49:45,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:45,612 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:45,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:45,667 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:49:45,672 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:45,799 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 21:49:45,807 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 30 treesize of output 14 [2024-11-13 21:49:45,916 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 21:49:45,921 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 21:49:46,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:46,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2024-11-13 21:49:46,135 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-11-13 21:49:46,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:49:46,135 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:46,135 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:46,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:46,138 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:46,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:49:46,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:46,378 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:46,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:46,421 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:49:46,422 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:46,527 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 21:49:46,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 21:49:47,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:47,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-11-13 21:49:47,444 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-11-13 21:49:47,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:49:47,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:47,444 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:47,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:47,449 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:47,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 21:49:47,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:47,622 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:47,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:47,665 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:49:47,667 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:47,670 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 21:49:47,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 21:49:47,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:47,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-11-13 21:49:47,688 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-13 21:49:47,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:49:47,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:47,689 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:47,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:47,691 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:47,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 21:49:47,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:47,934 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:47,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:47,983 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 21:49:47,985 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:48,150 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 21:49:48,821 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 21:49:48,826 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 21:49:51,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:51,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2024-11-13 21:49:51,795 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2024-11-13 21:49:51,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:49:51,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:51,796 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:51,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:51,799 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:51,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 21:49:51,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:51,954 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:51,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:51,981 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:49:51,982 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:51,984 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 21:49:51,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-13 21:49:51,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:51,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2024-11-13 21:49:51,999 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2024-11-13 21:49:51,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 21:49:51,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:52,000 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:52,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:52,002 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:52,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 21:49:52,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:52,246 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:52,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:52,283 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:49:52,285 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:52,306 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 21:49:52,311 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 30 treesize of output 14 [2024-11-13 21:49:52,388 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 21:49:52,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-13 21:49:52,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:49:52,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2024-11-13 21:49:52,834 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2024-11-13 21:49:52,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 21:49:52,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:49:52,835 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:49:52,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:49:52,836 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:49:52,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 21:49:53,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:53,125 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:49:53,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:49:53,174 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 21:49:53,177 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:49:53,203 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 21:49:57,519 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-11-13 21:49:57,520 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 34 treesize of output 25 [2024-11-13 21:49:58,261 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:49:58,262 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2024-11-13 21:49:58,424 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 21:49:58,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 21:50:01,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:50:01,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2024-11-13 21:50:01,910 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2024-11-13 21:50:01,911 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 21:50:01,911 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2024-11-13 21:50:01,919 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 21:50:02,135 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 70 88) the Hoare annotation is: true [2024-11-13 21:50:02,136 INFO L75 FloydHoareUtils]: For program point L36(lines 36 37) no Hoare annotation was computed. [2024-11-13 21:50:02,136 INFO L77 FloydHoareUtils]: At program point L61-1(lines 61 65) the Hoare annotation is: (= (fp ((_ extract 31 31) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start___signbit_float_~w~0#1|)) (fp (_ bv1 1) (_ bv0 8) (_ bv0 23))) [2024-11-13 21:50:02,136 INFO L77 FloydHoareUtils]: At program point L61-2(lines 61 65) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18| (_ BitVec 32))) (= (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp.neg (_ +zero 8 24)))) (= |ULTIMATE.start___signbit_float_~x#1| (fp (_ bv1 1) (_ bv0 8) (_ bv0 23)))) [2024-11-13 21:50:02,136 INFO L77 FloydHoareUtils]: At program point L61-3(lines 61 65) the Hoare annotation is: (= (fp ((_ extract 31 31) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start___signbit_float_~w~0#1|)) (fp (_ bv1 1) (_ bv0 8) (_ bv0 23))) [2024-11-13 21:50:02,136 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 83) no Hoare annotation was computed. [2024-11-13 21:50:02,136 INFO L77 FloydHoareUtils]: At program point ceil_float_returnLabel#1(lines 15 56) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18| (_ BitVec 32))) (= (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp.neg (_ +zero 8 24)))) (= (fp (_ bv1 1) (_ bv0 8) (_ bv0 23)) |ULTIMATE.start_ceil_float_#res#1|)) [2024-11-13 21:50:02,136 INFO L77 FloydHoareUtils]: At program point L82(line 82) the Hoare annotation is: (and (= |ULTIMATE.start_main_~res~0#1| (fp (_ bv1 1) (_ bv0 8) (_ bv0 23))) (exists ((|v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18| (_ BitVec 32))) (= (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp.neg (_ +zero 8 24)))) |ULTIMATE.start_main_#t~short9#1|) [2024-11-13 21:50:02,136 INFO L77 FloydHoareUtils]: At program point L82-2(lines 82 85) the Hoare annotation is: |ULTIMATE.start_main_#t~short9#1| [2024-11-13 21:50:02,136 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 21:50:02,137 INFO L77 FloydHoareUtils]: At program point L25(lines 25 49) the Hoare annotation is: (let ((.cse1 (fp.neg (_ +zero 8 24)))) (and (exists ((|v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_26| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_26|) (_ bv0 32)))) (and (= |ULTIMATE.start_ceil_float_~i0~0#1| .cse0) (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) |ULTIMATE.start_ceil_float_~x#1|)))) (= .cse1 |ULTIMATE.start_ceil_float_~x#1|) (exists ((|ULTIMATE.start_ceil_float_~i0~0#1| (_ BitVec 32))) (and (= .cse1 (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|))) (= (bvadd (_ bv127 32) |ULTIMATE.start_ceil_float_~j0~0#1|) (bvlshr (bvand (_ bv2147483647 32) |ULTIMATE.start_ceil_float_~i0~0#1|) (_ bv23 32))))) (= ~huge_ceil~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (= (bvand (_ bv2147483647 32) |ULTIMATE.start_ceil_float_~i0~0#1|) |ULTIMATE.start_ceil_float_~ix~0#1|))) [2024-11-13 21:50:02,137 INFO L75 FloydHoareUtils]: For program point L83(line 83) no Hoare annotation was computed. [2024-11-13 21:50:02,137 INFO L77 FloydHoareUtils]: At program point L50(lines 50 54) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18| (_ BitVec 32))) (= (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp.neg (_ +zero 8 24)))) (= (fp (_ bv1 1) (_ bv0 8) (_ bv0 23)) |ULTIMATE.start_ceil_float_~x#1|)) [2024-11-13 21:50:02,137 INFO L77 FloydHoareUtils]: At program point L50-1(lines 50 54) the Hoare annotation is: (and (= |ULTIMATE.start_ceil_float_~i0~0#1| (_ bv2147483648 32)) (exists ((|v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18| (_ BitVec 32))) (= (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp.neg (_ +zero 8 24))))) [2024-11-13 21:50:02,137 INFO L77 FloydHoareUtils]: At program point L50-2(lines 50 54) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18| (_ BitVec 32))) (= (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18|) (_ bv0 32)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp.neg (_ +zero 8 24)))) (= (fp (_ bv1 1) (_ bv0 8) (_ bv0 23)) |ULTIMATE.start_ceil_float_~x#1|)) [2024-11-13 21:50:02,137 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 21:50:02,137 INFO L77 FloydHoareUtils]: At program point L26(lines 26 43) the Hoare annotation is: (let ((.cse1 (fp.neg (_ +zero 8 24)))) (and (exists ((|v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_26| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_26|) (_ bv0 32)))) (and (= |ULTIMATE.start_ceil_float_~i0~0#1| .cse0) (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) |ULTIMATE.start_ceil_float_~x#1|)))) (= .cse1 |ULTIMATE.start_ceil_float_~x#1|) (exists ((|ULTIMATE.start_ceil_float_~i0~0#1| (_ BitVec 32))) (and (= .cse1 (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|))) (= (bvadd (_ bv127 32) |ULTIMATE.start_ceil_float_~j0~0#1|) (bvlshr (bvand (_ bv2147483647 32) |ULTIMATE.start_ceil_float_~i0~0#1|) (_ bv23 32))))) (= ~huge_ceil~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (= (bvand (_ bv2147483647 32) |ULTIMATE.start_ceil_float_~i0~0#1|) |ULTIMATE.start_ceil_float_~ix~0#1|))) [2024-11-13 21:50:02,137 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_18| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18|) (_ 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_~i0~0#1| .cse0)))) (= (fp.neg (_ +zero 8 24)) |ULTIMATE.start_ceil_float_~x#1|) (= ~huge_ceil~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0)))) [2024-11-13 21:50:02,138 INFO L77 FloydHoareUtils]: At program point L18-2(lines 18 22) the Hoare annotation is: (and (= (fp.neg (_ +zero 8 24)) |ULTIMATE.start_ceil_float_~x#1|) (= ~huge_ceil~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0)))) [2024-11-13 21:50:02,138 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_18| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18|) (_ 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_~i0~0#1| .cse0)))) (= (fp.neg (_ +zero 8 24)) |ULTIMATE.start_ceil_float_~x#1|) (= ~huge_ceil~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0)))) [2024-11-13 21:50:02,143 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 21:50:02,149 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~32 [2024-11-13 21:50:02,150 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-13 21:50:02,150 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression [2024-11-13 21:50:02,151 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 21:50:02,152 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 21:50:02,153 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:50:02 ImpRootNode [2024-11-13 21:50:02,153 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:50:02,153 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:50:02,154 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:50:02,154 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:50:02,155 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:49:45" (3/4) ... [2024-11-13 21:50:02,157 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 21:50:02,163 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2024-11-13 21:50:02,164 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-13 21:50:02,164 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 21:50:02,164 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 21:50:02,189 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0.0 == \result) [2024-11-13 21:50:02,203 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0.0 == \result) [2024-11-13 21:50:02,247 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:50:02,247 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 21:50:02,247 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:50:02,248 INFO L158 Benchmark]: Toolchain (without parser) took 18451.70ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 92.9MB in the beginning and 116.4MB in the end (delta: -23.5MB). Peak memory consumption was 114.5MB. Max. memory is 16.1GB. [2024-11-13 21:50:02,249 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:50:02,249 INFO L158 Benchmark]: CACSL2BoogieTranslator took 320.81ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 80.5MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:50:02,249 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.74ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:50:02,250 INFO L158 Benchmark]: Boogie Preprocessor took 53.73ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 77.9MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:50:02,250 INFO L158 Benchmark]: RCFGBuilder took 813.41ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 60.2MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:50:02,251 INFO L158 Benchmark]: CodeCheck took 17119.39ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 60.0MB in the beginning and 123.6MB in the end (delta: -63.6MB). Peak memory consumption was 72.6MB. Max. memory is 16.1GB. [2024-11-13 21:50:02,251 INFO L158 Benchmark]: Witness Printer took 93.89ms. Allocated memory is still 260.0MB. Free memory was 121.2MB in the beginning and 116.4MB in the end (delta: 4.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:50:02,253 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 20 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 16.8s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 399 SdHoareTripleChecker+Valid, 6.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 119 mSDsluCounter, 236 SdHoareTripleChecker+Invalid, 5.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 88 mSDsCounter, 105 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 492 IncrementalHoareTripleChecker+Invalid, 597 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 105 mSolverCounterUnsat, 148 mSDtfsCounter, 492 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 778 GetRequests, 708 SyntacticMatches, 8 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1336 ImplicationChecksByTransitivity, 11.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 6.6s InterpolantComputationTime, 96 NumberOfCodeBlocks, 96 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 88 ConstructedInterpolants, 18 QuantifiedInterpolants, 777 SizeOfPredicates, 22 NumberOfNonLiveVariables, 360 ConjunctsInSsa, 62 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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 - InvariantResult [Line: 15]: Location Invariant Derived location invariant: (0.0 == \result) - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: (i0 == -2147483648) - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: (x == 0.0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 320.81ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 80.5MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.74ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 53.73ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 77.9MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 813.41ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 60.2MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 17119.39ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 60.0MB in the beginning and 123.6MB in the end (delta: -63.6MB). Peak memory consumption was 72.6MB. Max. memory is 16.1GB. * Witness Printer took 93.89ms. Allocated memory is still 260.0MB. Free memory was 121.2MB in the beginning and 116.4MB in the end (delta: 4.9MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~32 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression - 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 21:50:02,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a015985f-ec6b-4b74-87ae-f48b3efd5cc8/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