./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/filter1.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_74bcd2f6-405e-40fc-987f-3574c5889ede/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/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_74bcd2f6-405e-40fc-987f-3574c5889ede/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/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_74bcd2f6-405e-40fc-987f-3574c5889ede/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 0f607249994cf0ffcacc9c07747c47cb351729bf7053d82a0bf430a6b6707eef --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:55:30,806 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:55:30,883 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:55:30,888 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:55:30,888 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:55:30,909 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:55:30,909 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:55:30,910 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:55:30,910 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:55:30,910 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:55:30,910 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:55:30,910 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:55:30,910 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:55:30,910 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:55:30,911 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:55:30,911 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:55:30,911 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:55:30,911 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:55:30,911 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:55:30,911 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:55:30,911 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:55:30,911 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:55:30,911 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:55:30,911 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:55:30,911 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:55:30,911 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:55:30,912 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:55:30,912 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:55:30,912 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:55:30,912 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:55:30,912 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:55:30,912 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:55:30,912 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:55:30,912 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_74bcd2f6-405e-40fc-987f-3574c5889ede/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 -> 0f607249994cf0ffcacc9c07747c47cb351729bf7053d82a0bf430a6b6707eef [2024-11-13 20:55:31,225 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:55:31,233 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:55:31,236 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:55:31,237 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:55:31,237 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:55:31,238 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-benchs/filter1.c Unable to find full path for "g++" [2024-11-13 20:55:33,067 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:55:33,318 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:55:33,318 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/sv-benchmarks/c/float-benchs/filter1.c [2024-11-13 20:55:33,326 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/bin/ukojak-verify-EEHR8qb7sm/data/49b6ac7bf/a64dd8e10555478ca99e5e76ffccdef8/FLAG2b7ce8976 [2024-11-13 20:55:33,342 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/bin/ukojak-verify-EEHR8qb7sm/data/49b6ac7bf/a64dd8e10555478ca99e5e76ffccdef8 [2024-11-13 20:55:33,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:55:33,347 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:55:33,350 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:55:33,351 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:55:33,355 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:55:33,356 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:55:33" (1/1) ... [2024-11-13 20:55:33,358 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f005bf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:33, skipping insertion in model container [2024-11-13 20:55:33,358 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:55:33" (1/1) ... [2024-11-13 20:55:33,376 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:55:33,548 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_74bcd2f6-405e-40fc-987f-3574c5889ede/sv-benchmarks/c/float-benchs/filter1.c[627,640] [2024-11-13 20:55:33,569 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:55:33,580 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:55:33,592 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_74bcd2f6-405e-40fc-987f-3574c5889ede/sv-benchmarks/c/float-benchs/filter1.c[627,640] [2024-11-13 20:55:33,598 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:55:33,614 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:55:33,615 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:33 WrapperNode [2024-11-13 20:55:33,615 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:55:33,616 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:55:33,616 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:55:33,616 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:55:33,623 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:33" (1/1) ... [2024-11-13 20:55:33,630 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:33" (1/1) ... [2024-11-13 20:55:33,648 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 46 [2024-11-13 20:55:33,649 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:55:33,649 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:55:33,649 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:55:33,649 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:55:33,657 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:33" (1/1) ... [2024-11-13 20:55:33,658 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:33" (1/1) ... [2024-11-13 20:55:33,659 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:33" (1/1) ... [2024-11-13 20:55:33,659 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:33" (1/1) ... [2024-11-13 20:55:33,667 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:33" (1/1) ... [2024-11-13 20:55:33,671 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:33" (1/1) ... [2024-11-13 20:55:33,672 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:33" (1/1) ... [2024-11-13 20:55:33,673 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:33" (1/1) ... [2024-11-13 20:55:33,674 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:55:33,678 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:55:33,678 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:55:33,678 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:55:33,679 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:33" (1/1) ... [2024-11-13 20:55:33,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:55:33,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:55:33,723 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:55:33,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:55:33,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:55:33,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:55:33,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:55:33,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:55:33,827 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:55:33,829 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:55:33,965 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-13 20:55:33,966 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:55:34,022 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:55:34,023 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:55:34,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:55:34 BoogieIcfgContainer [2024-11-13 20:55:34,023 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:55:34,024 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:55:34,024 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:55:34,035 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:55:34,036 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:55:34" (1/1) ... [2024-11-13 20:55:34,044 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:55:34,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:34,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 20:55:34,098 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 20:55:34,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:55:34,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:34,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:55:34,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:55:34,205 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:55:34,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:55:34,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:55:34,260 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:55:34,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:55:34,282 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:55:34,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:55:34 ImpRootNode [2024-11-13 20:55:34,306 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:55:34,308 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:55:34,309 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:55:34,309 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:55:34,310 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:55:34" (3/4) ... [2024-11-13 20:55:34,313 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:55:34,314 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:55:34,317 INFO L158 Benchmark]: Toolchain (without parser) took 968.43ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 56.8MB in the end (delta: 35.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 20:55:34,318 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory is still 41.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:55:34,318 INFO L158 Benchmark]: CACSL2BoogieTranslator took 265.13ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 80.9MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:55:34,318 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.62ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 79.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:55:34,319 INFO L158 Benchmark]: Boogie Preprocessor took 24.98ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 79.0MB in the end (delta: 721.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:55:34,319 INFO L158 Benchmark]: RCFGBuilder took 345.47ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 67.9MB in the end (delta: 11.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:55:34,321 INFO L158 Benchmark]: CodeCheck took 282.91ms. Allocated memory is still 117.4MB. Free memory was 67.9MB in the beginning and 57.2MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:55:34,321 INFO L158 Benchmark]: Witness Printer took 5.90ms. Allocated memory is still 117.4MB. Free memory is still 56.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:55:34,325 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, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, 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, 4 NumberOfCodeBlocks, 4 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: 17]: 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 someBinaryArithmeticDOUBLEoperation at line 37, overapproximation of someBinaryDOUBLEComparisonOperation at line 31, overapproximation of to_real at line 34, overapproximation of to_real at line 25. Possible FailurePath: [L22] double E0, E1, S; [L23] int i; [L25] E1 = 0 [L26] S = 0 [L28] i = 0 VAL [i=0] [L28] COND TRUE i <= 1000000 [L30] E0 = __VERIFIER_nondet_double() [L31] CALL assume_abort_if_not(E0 >= -1. && E0 <= 1.) [L15] COND FALSE !(!cond) [L31] RET assume_abort_if_not(E0 >= -1. && E0 <= 1.) [L33] COND FALSE !(__VERIFIER_nondet_int()) [L37] S = 0.999 * S + E0 - E1 [L39] E1 = E0 [L41] CALL __VERIFIER_assert(S >= -10000. && S <= 10000.) [L17] COND TRUE !(cond) [L17] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory is still 41.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 265.13ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 80.9MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.62ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 79.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.98ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 79.0MB in the end (delta: 721.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 345.47ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 67.9MB in the end (delta: 11.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 282.91ms. Allocated memory is still 117.4MB. Free memory was 67.9MB in the beginning and 57.2MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 5.90ms. Allocated memory is still 117.4MB. Free memory is still 56.8MB. 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 20:55:34,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/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_74bcd2f6-405e-40fc-987f-3574c5889ede/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/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_74bcd2f6-405e-40fc-987f-3574c5889ede/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/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_74bcd2f6-405e-40fc-987f-3574c5889ede/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 0f607249994cf0ffcacc9c07747c47cb351729bf7053d82a0bf430a6b6707eef --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:55:36,869 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:55:36,961 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:55:37,025 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:55:37,026 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:55:37,026 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:55:37,026 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:55:37,026 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:55:37,027 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:55:37,027 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:55:37,027 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:55:37,027 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:55:37,027 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:55:37,027 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:55:37,027 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:55:37,027 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:55:37,032 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:55:37,033 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:55:37,034 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:55:37,034 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:55:37,034 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:55:37,034 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:55:37,038 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:55:37,038 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:55:37,038 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:55:37,038 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:55:37,038 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:37,038 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:55:37,038 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:55:37,038 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:55:37,038 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:55:37,039 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:55:37,039 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:55:37,039 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:55:37,039 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:37,039 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:55:37,039 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_74bcd2f6-405e-40fc-987f-3574c5889ede/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 -> 0f607249994cf0ffcacc9c07747c47cb351729bf7053d82a0bf430a6b6707eef [2024-11-13 20:55:37,347 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:55:37,356 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:55:37,358 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:55:37,359 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:55:37,360 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:55:37,361 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-benchs/filter1.c Unable to find full path for "g++" [2024-11-13 20:55:39,152 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:55:39,443 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:55:39,446 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/sv-benchmarks/c/float-benchs/filter1.c [2024-11-13 20:55:39,457 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/bin/ukojak-verify-EEHR8qb7sm/data/f0c73f53c/46d23a11a9684a89b49e7d36ee0dee93/FLAG43ff2b3ea [2024-11-13 20:55:39,481 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/bin/ukojak-verify-EEHR8qb7sm/data/f0c73f53c/46d23a11a9684a89b49e7d36ee0dee93 [2024-11-13 20:55:39,486 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:55:39,487 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:55:39,492 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:55:39,493 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:55:39,499 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:55:39,500 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:55:39" (1/1) ... [2024-11-13 20:55:39,503 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@383a30ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:39, skipping insertion in model container [2024-11-13 20:55:39,503 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:55:39" (1/1) ... [2024-11-13 20:55:39,522 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:55:39,701 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_74bcd2f6-405e-40fc-987f-3574c5889ede/sv-benchmarks/c/float-benchs/filter1.c[627,640] [2024-11-13 20:55:39,724 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:55:39,739 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:55:39,751 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_74bcd2f6-405e-40fc-987f-3574c5889ede/sv-benchmarks/c/float-benchs/filter1.c[627,640] [2024-11-13 20:55:39,757 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:55:39,777 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:55:39,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:39 WrapperNode [2024-11-13 20:55:39,779 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:55:39,780 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:55:39,780 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:55:39,780 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:55:39,787 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:39" (1/1) ... [2024-11-13 20:55:39,798 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:39" (1/1) ... [2024-11-13 20:55:39,815 INFO L138 Inliner]: procedures = 16, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 46 [2024-11-13 20:55:39,816 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:55:39,816 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:55:39,818 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:55:39,818 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:55:39,825 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:39" (1/1) ... [2024-11-13 20:55:39,826 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:39" (1/1) ... [2024-11-13 20:55:39,829 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:39" (1/1) ... [2024-11-13 20:55:39,829 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:39" (1/1) ... [2024-11-13 20:55:39,840 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:39" (1/1) ... [2024-11-13 20:55:39,848 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:39" (1/1) ... [2024-11-13 20:55:39,849 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:39" (1/1) ... [2024-11-13 20:55:39,854 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:39" (1/1) ... [2024-11-13 20:55:39,858 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:55:39,859 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:55:39,859 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:55:39,859 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:55:39,864 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:55:39" (1/1) ... [2024-11-13 20:55:39,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:55:39,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:55:39,901 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:55:39,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:55:39,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:55:39,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:55:39,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:55:39,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:55:40,000 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:55:40,002 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:55:48,485 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-13 20:55:48,485 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:55:48,540 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:55:48,540 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:55:48,541 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:55:48 BoogieIcfgContainer [2024-11-13 20:55:48,541 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:55:48,542 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:55:48,542 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:55:48,552 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:55:48,552 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:55:48" (1/1) ... [2024-11-13 20:55:48,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:55:48,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:55:48,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 20:55:48,618 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 20:55:48,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:55:48,621 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:55:48,621 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:55:48,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:55:48,626 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:55:48,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:55:49,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:49,242 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:55:50,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:50,200 INFO L255 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 20:55:50,205 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:55:50,572 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 20:55:50,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 20:55:58,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.29s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 20:56:08,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 20:56:08,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:56:08,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2024-11-13 20:56:08,763 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2024-11-13 20:56:08,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:56:08,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:56:08,764 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:56:08,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:56:08,770 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:56:08,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:56:10,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:56:10,284 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:56:20,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:56:20,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 20:56:20,603 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 20:56:20,607 INFO L158 Benchmark]: Toolchain (without parser) took 41119.56ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 86.5MB in the end (delta: 6.0MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. [2024-11-13 20:56:20,607 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:56:20,608 INFO L158 Benchmark]: CACSL2BoogieTranslator took 287.06ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 80.8MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:56:20,608 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.23ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 79.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:56:20,609 INFO L158 Benchmark]: Boogie Preprocessor took 42.09ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 78.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:56:20,609 INFO L158 Benchmark]: RCFGBuilder took 8682.09ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 65.7MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:56:20,609 INFO L158 Benchmark]: CodeCheck took 32064.34ms. Allocated memory is still 117.4MB. Free memory was 65.7MB in the beginning and 86.5MB in the end (delta: -20.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:56:20,612 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 287.06ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 80.8MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.23ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 79.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 42.09ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 78.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 8682.09ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 65.7MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 32064.34ms. Allocated memory is still 117.4MB. Free memory was 65.7MB in the beginning and 86.5MB in the end (delta: -20.8MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 20:56:20,681 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74bcd2f6-405e-40fc-987f-3574c5889ede/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown