./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i --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_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/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_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/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_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/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 786837fb3df1c16cf4a6cad99a185e6a7f28758e9c247baf272fc714322dd2ae --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:54:30,024 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:54:30,128 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:54:30,136 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:54:30,136 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:54:30,158 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:54:30,159 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:54:30,159 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:54:30,160 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:54:30,160 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:54:30,160 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:54:30,160 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:54:30,160 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:54:30,160 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:54:30,161 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:54:30,161 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:54:30,161 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:54:30,161 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:54:30,161 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:54:30,161 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:54:30,162 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:54:30,162 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:54:30,162 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:54:30,162 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:54:30,162 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:54:30,162 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:54:30,163 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:54:30,163 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:54:30,163 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:54:30,163 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:54:30,163 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:54:30,163 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:54:30,163 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:54:30,164 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_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/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 -> 786837fb3df1c16cf4a6cad99a185e6a7f28758e9c247baf272fc714322dd2ae [2024-11-13 22:54:30,504 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:54:30,512 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:54:30,515 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:54:30,516 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:54:30,516 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:54:30,517 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i Unable to find full path for "g++" [2024-11-13 22:54:32,378 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:54:32,699 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:54:32,704 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i [2024-11-13 22:54:32,716 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/bin/ukojak-verify-EEHR8qb7sm/data/8519983fe/efe2596b8e224d129c89a6dc96f4ae9f/FLAG3382e1b97 [2024-11-13 22:54:32,736 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/bin/ukojak-verify-EEHR8qb7sm/data/8519983fe/efe2596b8e224d129c89a6dc96f4ae9f [2024-11-13 22:54:32,741 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:54:32,743 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:54:32,746 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:54:32,746 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:54:32,751 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:54:32,752 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:54:32" (1/1) ... [2024-11-13 22:54:32,753 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cda6571 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:32, skipping insertion in model container [2024-11-13 22:54:32,753 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:54:32" (1/1) ... [2024-11-13 22:54:32,801 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:54:33,443 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_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i[41070,41083] [2024-11-13 22:54:33,448 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:54:33,459 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:54:33,501 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_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i[41070,41083] [2024-11-13 22:54:33,502 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:54:33,619 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:54:33,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:33 WrapperNode [2024-11-13 22:54:33,620 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:54:33,621 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:54:33,622 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:54:33,622 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:54:33,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:33" (1/1) ... [2024-11-13 22:54:33,649 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:33" (1/1) ... [2024-11-13 22:54:33,691 INFO L138 Inliner]: procedures = 446, calls = 6, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 61 [2024-11-13 22:54:33,692 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:54:33,694 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:54:33,694 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:54:33,694 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:54:33,703 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:33" (1/1) ... [2024-11-13 22:54:33,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:33" (1/1) ... [2024-11-13 22:54:33,706 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:33" (1/1) ... [2024-11-13 22:54:33,707 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:33" (1/1) ... [2024-11-13 22:54:33,713 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:33" (1/1) ... [2024-11-13 22:54:33,718 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:33" (1/1) ... [2024-11-13 22:54:33,720 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:33" (1/1) ... [2024-11-13 22:54:33,721 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:33" (1/1) ... [2024-11-13 22:54:33,723 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:54:33,724 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:54:33,725 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:54:33,725 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:54:33,726 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:33" (1/1) ... [2024-11-13 22:54:33,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:54:33,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:54:33,777 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:54:33,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:54:33,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:54:33,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:54:33,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:54:33,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:54:33,949 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:54:33,951 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:54:34,101 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 22:54:34,101 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:54:34,190 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:54:34,190 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:54:34,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:54:34 BoogieIcfgContainer [2024-11-13 22:54:34,191 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:54:34,192 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:54:34,192 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:54:34,205 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:54:34,206 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:54:34" (1/1) ... [2024-11-13 22:54:34,219 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:54:34,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:54:34,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 22:54:34,289 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 22:54:34,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 22:54:34,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:54:34,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:54:34,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:54:34,415 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:54:34,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:54:34,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:54:34,481 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:54:34,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:54:34,520 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:54:34,545 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:54:34 ImpRootNode [2024-11-13 22:54:34,545 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:54:34,546 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:54:34,546 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:54:34,546 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:54:34,547 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:54:34" (3/4) ... [2024-11-13 22:54:34,549 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:54:34,550 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:54:34,551 INFO L158 Benchmark]: Toolchain (without parser) took 1808.44ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 74.6MB in the end (delta: 16.7MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2024-11-13 22:54:34,552 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:54:34,552 INFO L158 Benchmark]: CACSL2BoogieTranslator took 874.68ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 47.8MB in the end (delta: 43.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 22:54:34,553 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.77ms. Allocated memory is still 117.4MB. Free memory was 47.8MB in the beginning and 45.7MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:54:34,553 INFO L158 Benchmark]: Boogie Preprocessor took 30.03ms. Allocated memory is still 117.4MB. Free memory was 45.7MB in the beginning and 45.0MB in the end (delta: 708.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:54:34,554 INFO L158 Benchmark]: RCFGBuilder took 466.61ms. Allocated memory is still 117.4MB. Free memory was 45.0MB in the beginning and 86.4MB in the end (delta: -41.4MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2024-11-13 22:54:34,554 INFO L158 Benchmark]: CodeCheck took 353.11ms. Allocated memory is still 117.4MB. Free memory was 86.4MB in the beginning and 75.1MB in the end (delta: 11.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:54:34,554 INFO L158 Benchmark]: Witness Printer took 4.78ms. Allocated memory is still 117.4MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:54:34,557 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, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 969]: 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 __signbitl at line 969, overapproximation of someBinaryFLOATComparisonOperation at line 969, overapproximation of __signbit at line 969, overapproximation of __signbitf at line 969, overapproximation of to_real at line 965, overapproximation of someBinaryArithmeticFLOAToperation at line 967, overapproximation of someUnaryFLOAToperation at line 963. Possible FailurePath: [L963] float f = -0x1p-129f; [L964] float g = 0x1p-129f; [L965] float target = 0x0; [L967] float result = f + g; [L969] EXPR result == target && (sizeof (result) == sizeof (float) ? __signbitf (result) : sizeof (result) == sizeof (double) ? __signbit (result) : __signbitl (result)) == (sizeof (target) == sizeof (float) ? __signbitf (target) : sizeof (target) == sizeof (double) ? __signbit (target) : __signbitl (target)) [L969] EXPR sizeof (result) == sizeof (float) ? __signbitf (result) : sizeof (result) == sizeof (double) ? __signbit (result) : __signbitl (result) [L969] EXPR sizeof (result) == sizeof (float) ? __signbitf (result) : sizeof (result) == sizeof (double) ? __signbit (result) : __signbitl (result) [L969] EXPR sizeof (target) == sizeof (float) ? __signbitf (target) : sizeof (target) == sizeof (double) ? __signbit (target) : __signbitl (target) [L969] EXPR sizeof (target) == sizeof (float) ? __signbitf (target) : sizeof (target) == sizeof (double) ? __signbit (target) : __signbitl (target) [L969] EXPR result == target && (sizeof (result) == sizeof (float) ? __signbitf (result) : sizeof (result) == sizeof (double) ? __signbit (result) : __signbitl (result)) == (sizeof (target) == sizeof (float) ? __signbitf (target) : sizeof (target) == sizeof (double) ? __signbit (target) : __signbitl (target)) [L969] COND TRUE !(result == target && (sizeof (result) == sizeof (float) ? __signbitf (result) : sizeof (result) == sizeof (double) ? __signbit (result) : __signbitl (result)) == (sizeof (target) == sizeof (float) ? __signbitf (target) : sizeof (target) == sizeof (double) ? __signbit (target) : __signbitl (target))) [L969] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 874.68ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 47.8MB in the end (delta: 43.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.77ms. Allocated memory is still 117.4MB. Free memory was 47.8MB in the beginning and 45.7MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.03ms. Allocated memory is still 117.4MB. Free memory was 45.7MB in the beginning and 45.0MB in the end (delta: 708.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 466.61ms. Allocated memory is still 117.4MB. Free memory was 45.0MB in the beginning and 86.4MB in the end (delta: -41.4MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * CodeCheck took 353.11ms. Allocated memory is still 117.4MB. Free memory was 86.4MB in the beginning and 75.1MB in the end (delta: 11.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.78ms. Allocated memory is still 117.4MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:54:34,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/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_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/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_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/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 786837fb3df1c16cf4a6cad99a185e6a7f28758e9c247baf272fc714322dd2ae --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:54:37,494 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:54:37,618 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:54:37,653 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:54:37,655 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:54:37,655 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:54:37,656 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:54:37,656 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:54:37,657 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:54:37,657 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:54:37,658 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:54:37,658 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:54:37,658 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:54:37,659 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:54:37,659 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:54:37,659 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:54:37,660 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:54:37,660 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:54:37,660 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:54:37,660 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:54:37,660 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:54:37,660 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:54:37,660 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:54:37,661 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:54:37,661 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:54:37,661 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:54:37,661 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:54:37,661 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:54:37,661 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:54:37,661 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:54:37,661 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:54:37,662 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:54:37,662 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:54:37,662 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:54:37,663 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:54:37,663 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:54:37,664 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_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/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 -> 786837fb3df1c16cf4a6cad99a185e6a7f28758e9c247baf272fc714322dd2ae [2024-11-13 22:54:37,990 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:54:38,002 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:54:38,004 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:54:38,006 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:54:38,006 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:54:38,008 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i Unable to find full path for "g++" [2024-11-13 22:54:40,042 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:54:40,542 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:54:40,546 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i [2024-11-13 22:54:40,571 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/bin/ukojak-verify-EEHR8qb7sm/data/0cfc291af/9b839498d05a47a2a2fdd820d1fab4f8/FLAG8b788dd9d [2024-11-13 22:54:40,596 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/bin/ukojak-verify-EEHR8qb7sm/data/0cfc291af/9b839498d05a47a2a2fdd820d1fab4f8 [2024-11-13 22:54:40,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:54:40,602 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:54:40,605 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:54:40,605 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:54:40,610 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:54:40,611 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:54:40" (1/1) ... [2024-11-13 22:54:40,614 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4064b283 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:40, skipping insertion in model container [2024-11-13 22:54:40,614 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:54:40" (1/1) ... [2024-11-13 22:54:40,664 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:54:41,159 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_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i[41070,41083] [2024-11-13 22:54:41,164 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:54:41,177 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:54:41,223 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_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i[41070,41083] [2024-11-13 22:54:41,224 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:54:41,355 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:54:41,355 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:41 WrapperNode [2024-11-13 22:54:41,355 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:54:41,357 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:54:41,357 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:54:41,357 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:54:41,364 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:41" (1/1) ... [2024-11-13 22:54:41,394 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:41" (1/1) ... [2024-11-13 22:54:41,425 INFO L138 Inliner]: procedures = 447, calls = 6, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 31 [2024-11-13 22:54:41,426 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:54:41,426 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:54:41,427 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:54:41,427 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:54:41,433 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:41" (1/1) ... [2024-11-13 22:54:41,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:41" (1/1) ... [2024-11-13 22:54:41,435 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:41" (1/1) ... [2024-11-13 22:54:41,435 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:41" (1/1) ... [2024-11-13 22:54:41,441 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:41" (1/1) ... [2024-11-13 22:54:41,442 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:41" (1/1) ... [2024-11-13 22:54:41,444 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:41" (1/1) ... [2024-11-13 22:54:41,445 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:41" (1/1) ... [2024-11-13 22:54:41,447 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:54:41,448 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:54:41,448 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:54:41,448 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:54:41,449 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:54:41" (1/1) ... [2024-11-13 22:54:41,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:54:41,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:54:41,478 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:54:41,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:54:41,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:54:41,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:54:41,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:54:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:54:41,602 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:54:41,604 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:54:41,748 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-11-13 22:54:41,748 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:54:41,790 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:54:41,790 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:54:41,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:54:41 BoogieIcfgContainer [2024-11-13 22:54:41,791 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:54:41,792 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:54:41,793 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:54:41,807 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:54:41,807 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:54:41" (1/1) ... [2024-11-13 22:54:41,817 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:54:41,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:54:41,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 22:54:41,869 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 22:54:41,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 22:54:41,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:54:41,872 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:54:41,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:54:41,875 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:54:41,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e30b8f88-a336-4f93-a3d6-81a6f5568d3c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:54:42,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:54:42,004 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:54:42,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat