./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/filter2_set.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter2_set.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b --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 1052e6ec9925823ba5a2ccaaebf89a3336e5de0f5b82a0218158837daebc1dd1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:05:38,123 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:05:38,177 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:05:38,181 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:05:38,182 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:05:38,200 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:05:38,201 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:05:38,201 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:05:38,202 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:05:38,202 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:05:38,202 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:05:38,202 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:05:38,202 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:05:38,202 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:05:38,202 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:05:38,202 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:05:38,203 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:05:38,203 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:05:38,203 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:05:38,203 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:05:38,203 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:05:38,203 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:05:38,203 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:05:38,203 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:05:38,203 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:05:38,203 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:05:38,203 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:05:38,203 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:05:38,204 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:05:38,204 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:05:38,204 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:05:38,204 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:05:38,204 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:05:38,204 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_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b 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 -> 1052e6ec9925823ba5a2ccaaebf89a3336e5de0f5b82a0218158837daebc1dd1 [2024-12-06 03:05:38,430 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:05:38,438 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:05:38,440 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:05:38,442 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:05:38,442 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:05:38,443 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-benchs/filter2_set.c [2024-12-06 03:05:41,113 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/data/d9972cde3/29e1370c436f462f8e8df14aef2ca0d3/FLAG7e555b902 [2024-12-06 03:05:41,296 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:05:41,297 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/sv-benchmarks/c/float-benchs/filter2_set.c [2024-12-06 03:05:41,302 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/data/d9972cde3/29e1370c436f462f8e8df14aef2ca0d3/FLAG7e555b902 [2024-12-06 03:05:41,315 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/data/d9972cde3/29e1370c436f462f8e8df14aef2ca0d3 [2024-12-06 03:05:41,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:05:41,318 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:05:41,319 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:05:41,320 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:05:41,323 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:05:41,323 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:05:41" (1/1) ... [2024-12-06 03:05:41,324 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@284aab7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:41, skipping insertion in model container [2024-12-06 03:05:41,324 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:05:41" (1/1) ... [2024-12-06 03:05:41,334 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:05:41,440 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_e8f98733-cbb7-4c8c-829d-34dd057afffc/sv-benchmarks/c/float-benchs/filter2_set.c[664,677] [2024-12-06 03:05:41,457 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:05:41,464 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:05:41,471 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_e8f98733-cbb7-4c8c-829d-34dd057afffc/sv-benchmarks/c/float-benchs/filter2_set.c[664,677] [2024-12-06 03:05:41,478 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:05:41,489 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:05:41,489 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:41 WrapperNode [2024-12-06 03:05:41,489 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:05:41,490 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:05:41,491 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:05:41,491 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:05:41,495 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:41" (1/1) ... [2024-12-06 03:05:41,500 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:41" (1/1) ... [2024-12-06 03:05:41,513 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2024-12-06 03:05:41,514 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:05:41,514 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:05:41,514 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:05:41,515 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:05:41,519 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:41" (1/1) ... [2024-12-06 03:05:41,520 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:41" (1/1) ... [2024-12-06 03:05:41,521 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:41" (1/1) ... [2024-12-06 03:05:41,521 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:41" (1/1) ... [2024-12-06 03:05:41,525 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:41" (1/1) ... [2024-12-06 03:05:41,526 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:41" (1/1) ... [2024-12-06 03:05:41,529 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:41" (1/1) ... [2024-12-06 03:05:41,530 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:41" (1/1) ... [2024-12-06 03:05:41,531 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:41" (1/1) ... [2024-12-06 03:05:41,533 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:05:41,534 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:05:41,534 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:05:41,534 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:05:41,535 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:41" (1/1) ... [2024-12-06 03:05:41,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:05:41,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:05:41,560 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:05:41,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:05:41,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:05:41,582 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 03:05:41,582 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 03:05:41,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:05:41,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:05:41,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:05:41,629 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:05:41,631 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:05:41,734 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-12-06 03:05:41,734 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:05:41,761 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:05:41,761 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 03:05:41,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:05:41 BoogieIcfgContainer [2024-12-06 03:05:41,762 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:05:41,762 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:05:41,763 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:05:41,770 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:05:41,770 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:05:41" (1/1) ... [2024-12-06 03:05:41,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:05:41,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:05:41,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2024-12-06 03:05:41,816 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2024-12-06 03:05:41,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 03:05:41,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:05:41,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:05:41,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:05:41,915 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:05:41,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:05:42,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:05:42,008 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:05:42,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:05:42,048 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 03:05:42,069 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 03:05:42 ImpRootNode [2024-12-06 03:05:42,069 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 03:05:42,069 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 03:05:42,069 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 03:05:42,070 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 03:05:42,070 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:05:41" (3/4) ... [2024-12-06 03:05:42,072 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 03:05:42,073 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 03:05:42,074 INFO L158 Benchmark]: Toolchain (without parser) took 755.50ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 50.9MB in the end (delta: 41.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 03:05:42,074 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory was 73.5MB in the beginning and 73.4MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:05:42,075 INFO L158 Benchmark]: CACSL2BoogieTranslator took 170.45ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 81.1MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:05:42,075 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.48ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 79.8MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:05:42,076 INFO L158 Benchmark]: Boogie Preprocessor took 18.56ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 79.0MB in the end (delta: 844.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:05:42,076 INFO L158 Benchmark]: RCFGBuilder took 228.32ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 67.7MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:05:42,076 INFO L158 Benchmark]: CodeCheck took 306.52ms. Allocated memory is still 117.4MB. Free memory was 67.7MB in the beginning and 51.1MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 03:05:42,077 INFO L158 Benchmark]: Witness Printer took 3.77ms. Allocated memory is still 117.4MB. Free memory was 51.1MB in the beginning and 50.9MB in the end (delta: 200.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:05:42,079 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 2 procedures, 20 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, 31 NumberOfCodeBlocks, 31 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, ConComCheckerStatistics: 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 55, overapproximation of someBinaryDOUBLEComparisonOperation at line 40, overapproximation of someBinaryDOUBLEComparisonOperation at line 51, overapproximation of someBinaryDOUBLEComparisonOperation at line 35, overapproximation of someBinaryDOUBLEComparisonOperation at line 32, overapproximation of someBinaryDOUBLEComparisonOperation at line 41, overapproximation of someBinaryDOUBLEComparisonOperation at line 57, overapproximation of someBinaryDOUBLEComparisonOperation at line 31, overapproximation of someBinaryDOUBLEComparisonOperation at line 34, overapproximation of someBinaryDOUBLEComparisonOperation at line 33, overapproximation of to_real at line 43. Possible FailurePath: [L22] double E, E0, E1, S0, S1, S; [L23] double A1, A2, A3, B1, B2; [L24] int i; [L26] A1 = __VERIFIER_nondet_double() [L27] A2 = __VERIFIER_nondet_double() [L28] A3 = __VERIFIER_nondet_double() [L29] B1 = __VERIFIER_nondet_double() [L30] B2 = __VERIFIER_nondet_double() [L31] CALL assume_abort_if_not(A1 >= 0.69 && A1 <= 0.71) VAL [\old(cond)=1] [L15] COND FALSE !(!cond) [L31] RET assume_abort_if_not(A1 >= 0.69 && A1 <= 0.71) [L32] CALL assume_abort_if_not(A2 >= -1.31 && A2 <= -1.29) VAL [\old(cond)=1] [L15] COND FALSE !(!cond) [L32] RET assume_abort_if_not(A2 >= -1.31 && A2 <= -1.29) [L33] CALL assume_abort_if_not(A3 >= 1.09 && A3 <= 1.11) VAL [\old(cond)=1] [L15] COND FALSE !(!cond) [L33] RET assume_abort_if_not(A3 >= 1.09 && A3 <= 1.11) [L34] CALL assume_abort_if_not(B1 >= 1.39 && B1 <= 1.41) VAL [\old(cond)=1] [L15] COND FALSE !(!cond) [L34] RET assume_abort_if_not(B1 >= 1.39 && B1 <= 1.41) [L35] CALL assume_abort_if_not(B2 >= -0.71 && B2 <= -0.69) VAL [\old(cond)=1] [L15] COND FALSE !(!cond) [L35] RET assume_abort_if_not(B2 >= -0.71 && B2 <= -0.69) [L38] E = __VERIFIER_nondet_double() [L39] E0 = __VERIFIER_nondet_double() [L40] CALL assume_abort_if_not(E >= 0. && E <= 1.) VAL [\old(cond)=1] [L15] COND FALSE !(!cond) [L40] RET assume_abort_if_not(E >= 0. && E <= 1.) [L41] CALL assume_abort_if_not(E0 >= 0. && E0 <= 1.) VAL [\old(cond)=1] [L15] COND FALSE !(!cond) [L41] RET assume_abort_if_not(E0 >= 0. && E0 <= 1.) [L43] S0 = 0 [L44] S = 0 [L46] i = 0 VAL [i=0] [L46] COND TRUE i <= 1000000 [L47] E1 = E0 [L48] E0 = E [L50] E = __VERIFIER_nondet_double() [L51] CALL assume_abort_if_not(E >= 0. && E <= 1.) VAL [\old(cond)=1] [L15] COND FALSE !(!cond) [L51] RET assume_abort_if_not(E >= 0. && E <= 1.) VAL [E0=2, i=0] [L53] S1 = S0 [L54] S0 = S [L55] S = A1*E - E0*A2 + E1*A3 + S0*B1 + S1*B2 [L57] CALL __VERIFIER_assert(S >= -100. && S <= 100.) [L17] COND TRUE !(cond) [L17] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory was 73.5MB in the beginning and 73.4MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 170.45ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 81.1MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.48ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 79.8MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.56ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 79.0MB in the end (delta: 844.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 228.32ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 67.7MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 306.52ms. Allocated memory is still 117.4MB. Free memory was 67.7MB in the beginning and 51.1MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 3.77ms. Allocated memory is still 117.4MB. Free memory was 51.1MB in the beginning and 50.9MB in the end (delta: 200.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 03:05:42,096 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/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_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter2_set.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b --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 1052e6ec9925823ba5a2ccaaebf89a3336e5de0f5b82a0218158837daebc1dd1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:05:44,118 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:05:44,199 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 03:05:44,226 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:05:44,226 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:05:44,227 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:05:44,227 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:05:44,227 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:05:44,227 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:05:44,227 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:05:44,227 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:05:44,227 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:05:44,228 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:05:44,228 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:05:44,228 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:05:44,228 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:05:44,228 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 03:05:44,228 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 03:05:44,228 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 03:05:44,228 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:05:44,228 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:05:44,228 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:05:44,229 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:05:44,229 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:05:44,229 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:05:44,229 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:05:44,229 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:05:44,229 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 03:05:44,229 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:05:44,229 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:05:44,230 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:05:44,230 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:05:44,230 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:05:44,230 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 03:05:44,230 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:05:44,230 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 03:05:44,230 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_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b 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 -> 1052e6ec9925823ba5a2ccaaebf89a3336e5de0f5b82a0218158837daebc1dd1 [2024-12-06 03:05:44,468 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:05:44,474 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:05:44,476 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:05:44,477 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:05:44,477 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:05:44,478 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-benchs/filter2_set.c [2024-12-06 03:05:47,081 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/data/115858098/7103371d2cdb48278bee43b49ccb27f5/FLAGaf5414032 [2024-12-06 03:05:47,292 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:05:47,292 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/sv-benchmarks/c/float-benchs/filter2_set.c [2024-12-06 03:05:47,299 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/data/115858098/7103371d2cdb48278bee43b49ccb27f5/FLAGaf5414032 [2024-12-06 03:05:47,646 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/data/115858098/7103371d2cdb48278bee43b49ccb27f5 [2024-12-06 03:05:47,648 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:05:47,650 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:05:47,651 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:05:47,651 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:05:47,655 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:05:47,655 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:05:47" (1/1) ... [2024-12-06 03:05:47,656 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26a92a9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:47, skipping insertion in model container [2024-12-06 03:05:47,656 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:05:47" (1/1) ... [2024-12-06 03:05:47,667 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:05:47,784 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_e8f98733-cbb7-4c8c-829d-34dd057afffc/sv-benchmarks/c/float-benchs/filter2_set.c[664,677] [2024-12-06 03:05:47,804 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:05:47,814 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:05:47,821 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_e8f98733-cbb7-4c8c-829d-34dd057afffc/sv-benchmarks/c/float-benchs/filter2_set.c[664,677] [2024-12-06 03:05:47,828 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:05:47,839 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:05:47,840 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:47 WrapperNode [2024-12-06 03:05:47,840 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:05:47,841 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:05:47,841 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:05:47,841 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:05:47,846 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:47" (1/1) ... [2024-12-06 03:05:47,853 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:47" (1/1) ... [2024-12-06 03:05:47,869 INFO L138 Inliner]: procedures = 15, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 77 [2024-12-06 03:05:47,870 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:05:47,870 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:05:47,870 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:05:47,870 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:05:47,877 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:47" (1/1) ... [2024-12-06 03:05:47,877 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:47" (1/1) ... [2024-12-06 03:05:47,880 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:47" (1/1) ... [2024-12-06 03:05:47,880 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:47" (1/1) ... [2024-12-06 03:05:47,886 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:47" (1/1) ... [2024-12-06 03:05:47,887 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:47" (1/1) ... [2024-12-06 03:05:47,889 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:47" (1/1) ... [2024-12-06 03:05:47,890 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:47" (1/1) ... [2024-12-06 03:05:47,891 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:47" (1/1) ... [2024-12-06 03:05:47,893 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:05:47,894 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:05:47,894 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:05:47,894 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:05:47,895 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:47" (1/1) ... [2024-12-06 03:05:47,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:05:47,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:05:47,925 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:05:47,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:05:47,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:05:47,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 03:05:47,951 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 03:05:47,952 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 03:05:47,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:05:47,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:05:48,015 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:05:48,017 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:05:58,382 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-12-06 03:05:58,382 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:05:58,416 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:05:58,416 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 03:05:58,417 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:05:58 BoogieIcfgContainer [2024-12-06 03:05:58,417 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:05:58,417 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:05:58,417 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:05:58,426 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:05:58,426 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:05:58" (1/1) ... [2024-12-06 03:05:58,432 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:05:58,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:05:58,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2024-12-06 03:05:58,475 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2024-12-06 03:05:58,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 03:05:58,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:05:58,479 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:05:58,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:05:58,481 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:05:58,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 03:06:02,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:06:02,918 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:06:12,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:06:13,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 03:06:13,480 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) [2024-12-06 03:06:13,484 INFO L158 Benchmark]: Toolchain (without parser) took 25834.29ms. Allocated memory is still 92.3MB. Free memory was 69.5MB in the beginning and 61.0MB in the end (delta: 8.6MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. [2024-12-06 03:06:13,485 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:06:13,485 INFO L158 Benchmark]: CACSL2BoogieTranslator took 189.87ms. Allocated memory is still 92.3MB. Free memory was 69.3MB in the beginning and 57.3MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:06:13,486 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.03ms. Allocated memory is still 92.3MB. Free memory was 57.3MB in the beginning and 56.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:06:13,486 INFO L158 Benchmark]: Boogie Preprocessor took 23.14ms. Allocated memory is still 92.3MB. Free memory was 56.0MB in the beginning and 54.9MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:06:13,486 INFO L158 Benchmark]: RCFGBuilder took 10522.73ms. Allocated memory is still 92.3MB. Free memory was 54.8MB in the beginning and 42.3MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:06:13,487 INFO L158 Benchmark]: CodeCheck took 15065.81ms. Allocated memory is still 92.3MB. Free memory was 42.3MB in the beginning and 61.0MB in the end (delta: -18.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:06:13,489 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 0.28ms. Allocated memory is still 83.9MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 189.87ms. Allocated memory is still 92.3MB. Free memory was 69.3MB in the beginning and 57.3MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.03ms. Allocated memory is still 92.3MB. Free memory was 57.3MB in the beginning and 56.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.14ms. Allocated memory is still 92.3MB. Free memory was 56.0MB in the beginning and 54.9MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 10522.73ms. Allocated memory is still 92.3MB. Free memory was 54.8MB in the beginning and 42.3MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 15065.81ms. Allocated memory is still 92.3MB. Free memory was 42.3MB in the beginning and 61.0MB in the end (delta: -18.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 03:06:13,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8f98733-cbb7-4c8c-829d-34dd057afffc/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown