./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/loop-1.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_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/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_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/loop-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/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_5a29d387-5858-4bc1-9359-3c5bc914b84b/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 1b0545f8921a3072195050599e45eb6fe3a423f5bd887720e0418c3666aaad9b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:46:41,317 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:46:41,372 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 23:46:41,376 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:46:41,376 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:46:41,395 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:46:41,395 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:46:41,396 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:46:41,396 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:46:41,396 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:46:41,396 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:46:41,396 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:46:41,396 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:46:41,397 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:46:41,397 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:46:41,397 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:46:41,397 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:46:41,397 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:46:41,397 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:46:41,397 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:46:41,397 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:46:41,397 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:46:41,397 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:46:41,397 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:46:41,397 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:46:41,397 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:46:41,398 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:46:41,398 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:46:41,398 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:46:41,398 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:46:41,398 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:46:41,398 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:46:41,398 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:46:41,398 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_5a29d387-5858-4bc1-9359-3c5bc914b84b/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 -> 1b0545f8921a3072195050599e45eb6fe3a423f5bd887720e0418c3666aaad9b [2024-12-05 23:46:41,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:46:41,642 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:46:41,644 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:46:41,645 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:46:41,646 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:46:41,647 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-benchs/loop-1.c [2024-12-05 23:46:44,291 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/data/4b88cf411/614ce938adeb48b5ba0bed0826fa642e/FLAG147ecda20 [2024-12-05 23:46:44,463 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:46:44,463 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/sv-benchmarks/c/float-benchs/loop-1.c [2024-12-05 23:46:44,471 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/data/4b88cf411/614ce938adeb48b5ba0bed0826fa642e/FLAG147ecda20 [2024-12-05 23:46:44,491 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/data/4b88cf411/614ce938adeb48b5ba0bed0826fa642e [2024-12-05 23:46:44,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:46:44,495 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:46:44,496 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:46:44,496 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:46:44,500 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:46:44,501 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:46:44" (1/1) ... [2024-12-05 23:46:44,502 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56bf3f02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:44, skipping insertion in model container [2024-12-05 23:46:44,502 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:46:44" (1/1) ... [2024-12-05 23:46:44,515 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:46:44,641 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_5a29d387-5858-4bc1-9359-3c5bc914b84b/sv-benchmarks/c/float-benchs/loop-1.c[311,324] [2024-12-05 23:46:44,652 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:46:44,661 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:46:44,671 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_5a29d387-5858-4bc1-9359-3c5bc914b84b/sv-benchmarks/c/float-benchs/loop-1.c[311,324] [2024-12-05 23:46:44,674 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:46:44,686 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:46:44,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:44 WrapperNode [2024-12-05 23:46:44,687 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:46:44,688 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:46:44,688 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:46:44,688 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:46:44,694 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:44" (1/1) ... [2024-12-05 23:46:44,699 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:44" (1/1) ... [2024-12-05 23:46:44,711 INFO L138 Inliner]: procedures = 12, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 30 [2024-12-05 23:46:44,712 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:46:44,712 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:46:44,712 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:46:44,712 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:46:44,718 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:44" (1/1) ... [2024-12-05 23:46:44,719 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:44" (1/1) ... [2024-12-05 23:46:44,719 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:44" (1/1) ... [2024-12-05 23:46:44,719 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:44" (1/1) ... [2024-12-05 23:46:44,722 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:44" (1/1) ... [2024-12-05 23:46:44,723 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:44" (1/1) ... [2024-12-05 23:46:44,726 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:44" (1/1) ... [2024-12-05 23:46:44,726 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:44" (1/1) ... [2024-12-05 23:46:44,727 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:44" (1/1) ... [2024-12-05 23:46:44,728 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:46:44,729 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:46:44,729 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:46:44,729 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:46:44,730 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:44" (1/1) ... [2024-12-05 23:46:44,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:46:44,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:46:44,758 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:46:44,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:46:44,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:46:44,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:46:44,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:46:44,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:46:44,839 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:46:44,840 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:46:44,919 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-05 23:46:44,919 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:46:44,945 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:46:44,945 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 23:46:44,945 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:46:44 BoogieIcfgContainer [2024-12-05 23:46:44,945 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:46:44,946 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:46:44,946 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:46:44,956 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:46:44,956 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:46:44" (1/1) ... [2024-12-05 23:46:44,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:46:44,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:46:45,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 23:46:45,005 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 23:46:45,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 23:46:45,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:46:45,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:46:45,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:46:45,073 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 23:46:45,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:46:45,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:46:45,102 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 23:46:45,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:46:45,112 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-05 23:46:45,123 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 11:46:45 ImpRootNode [2024-12-05 23:46:45,123 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 23:46:45,124 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 23:46:45,124 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 23:46:45,124 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 23:46:45,124 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:46:44" (3/4) ... [2024-12-05 23:46:45,126 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 23:46:45,127 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 23:46:45,128 INFO L158 Benchmark]: Toolchain (without parser) took 632.95ms. Allocated memory is still 142.6MB. Free memory was 119.8MB in the beginning and 87.2MB in the end (delta: 32.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-05 23:46:45,128 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:46:45,128 INFO L158 Benchmark]: CACSL2BoogieTranslator took 191.02ms. Allocated memory is still 142.6MB. Free memory was 119.6MB in the beginning and 109.1MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:46:45,129 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.18ms. Allocated memory is still 142.6MB. Free memory was 109.1MB in the beginning and 108.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:46:45,129 INFO L158 Benchmark]: Boogie Preprocessor took 15.98ms. Allocated memory is still 142.6MB. Free memory was 108.0MB in the beginning and 107.2MB in the end (delta: 840.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:46:45,129 INFO L158 Benchmark]: RCFGBuilder took 216.69ms. Allocated memory is still 142.6MB. Free memory was 107.2MB in the beginning and 97.5MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:46:45,130 INFO L158 Benchmark]: CodeCheck took 177.18ms. Allocated memory is still 142.6MB. Free memory was 97.3MB in the beginning and 87.4MB in the end (delta: 9.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 23:46:45,130 INFO L158 Benchmark]: Witness Printer took 3.18ms. Allocated memory is still 142.6MB. Free memory was 87.4MB in the beginning and 87.2MB in the end (delta: 165.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:46:45,133 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: 0.1s, 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, ConComCheckerStatistics: No data available - UnprovableResult [Line: 4]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 14, overapproximation of someBinaryDOUBLEComparisonOperation at line 20. Possible FailurePath: [L8] float x, y, z; [L10] x = 1.f [L11] y = 1e7 [L12] z = 42.f [L14] COND FALSE !(x < y) [L20] CALL __VERIFIER_assert(z >= 0.f && z <= 1e8) [L4] COND TRUE !(cond) [L4] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 191.02ms. Allocated memory is still 142.6MB. Free memory was 119.6MB in the beginning and 109.1MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.18ms. Allocated memory is still 142.6MB. Free memory was 109.1MB in the beginning and 108.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 15.98ms. Allocated memory is still 142.6MB. Free memory was 108.0MB in the beginning and 107.2MB in the end (delta: 840.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 216.69ms. Allocated memory is still 142.6MB. Free memory was 107.2MB in the beginning and 97.5MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 177.18ms. Allocated memory is still 142.6MB. Free memory was 97.3MB in the beginning and 87.4MB in the end (delta: 9.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 3.18ms. Allocated memory is still 142.6MB. Free memory was 87.4MB in the beginning and 87.2MB in the end (delta: 165.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 23:46:45,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/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_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/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_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/loop-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/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_5a29d387-5858-4bc1-9359-3c5bc914b84b/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 1b0545f8921a3072195050599e45eb6fe3a423f5bd887720e0418c3666aaad9b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:46:47,059 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:46:47,137 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 23:46:47,163 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:46:47,163 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:46:47,163 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:46:47,164 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:46:47,164 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:46:47,164 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:46:47,164 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:46:47,164 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:46:47,164 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:46:47,164 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:46:47,165 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:46:47,165 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:46:47,165 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:46:47,165 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:46:47,165 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:46:47,165 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:46:47,165 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:46:47,165 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:46:47,165 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:46:47,165 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:46:47,166 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:46:47,166 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:46:47,166 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:46:47,166 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:46:47,166 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:46:47,166 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:46:47,166 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:46:47,166 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:46:47,166 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:46:47,166 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:46:47,167 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:46:47,167 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:46:47,167 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:46:47,167 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_5a29d387-5858-4bc1-9359-3c5bc914b84b/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 -> 1b0545f8921a3072195050599e45eb6fe3a423f5bd887720e0418c3666aaad9b [2024-12-05 23:46:47,390 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:46:47,397 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:46:47,399 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:46:47,400 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:46:47,400 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:46:47,401 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-benchs/loop-1.c [2024-12-05 23:46:50,045 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/data/5240490e8/2a8f26c2eb2048a19f574bff0d357a16/FLAG774fbc498 [2024-12-05 23:46:50,196 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:46:50,197 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/sv-benchmarks/c/float-benchs/loop-1.c [2024-12-05 23:46:50,203 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/data/5240490e8/2a8f26c2eb2048a19f574bff0d357a16/FLAG774fbc498 [2024-12-05 23:46:50,589 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/data/5240490e8/2a8f26c2eb2048a19f574bff0d357a16 [2024-12-05 23:46:50,591 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:46:50,592 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:46:50,593 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:46:50,593 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:46:50,596 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:46:50,597 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:46:50" (1/1) ... [2024-12-05 23:46:50,597 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b88c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:50, skipping insertion in model container [2024-12-05 23:46:50,598 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:46:50" (1/1) ... [2024-12-05 23:46:50,606 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:46:50,693 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_5a29d387-5858-4bc1-9359-3c5bc914b84b/sv-benchmarks/c/float-benchs/loop-1.c[311,324] [2024-12-05 23:46:50,702 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:46:50,711 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:46:50,718 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_5a29d387-5858-4bc1-9359-3c5bc914b84b/sv-benchmarks/c/float-benchs/loop-1.c[311,324] [2024-12-05 23:46:50,719 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:46:50,729 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:46:50,729 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:50 WrapperNode [2024-12-05 23:46:50,730 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:46:50,730 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:46:50,730 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:46:50,730 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:46:50,735 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:50" (1/1) ... [2024-12-05 23:46:50,740 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:50" (1/1) ... [2024-12-05 23:46:50,751 INFO L138 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 31 [2024-12-05 23:46:50,751 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:46:50,752 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:46:50,752 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:46:50,752 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:46:50,758 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:50" (1/1) ... [2024-12-05 23:46:50,759 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:50" (1/1) ... [2024-12-05 23:46:50,760 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:50" (1/1) ... [2024-12-05 23:46:50,760 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:50" (1/1) ... [2024-12-05 23:46:50,766 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:50" (1/1) ... [2024-12-05 23:46:50,767 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:50" (1/1) ... [2024-12-05 23:46:50,769 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:50" (1/1) ... [2024-12-05 23:46:50,771 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:50" (1/1) ... [2024-12-05 23:46:50,771 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:50" (1/1) ... [2024-12-05 23:46:50,773 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:46:50,774 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:46:50,774 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:46:50,774 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:46:50,775 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:50" (1/1) ... [2024-12-05 23:46:50,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:46:50,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:46:50,804 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:46:50,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:46:50,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:46:50,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:46:50,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:46:50,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:46:50,888 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:46:50,889 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:46:51,305 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-05 23:46:51,305 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:46:51,333 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:46:51,334 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 23:46:51,334 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:46:51 BoogieIcfgContainer [2024-12-05 23:46:51,334 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:46:51,335 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:46:51,335 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:46:51,344 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:46:51,344 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:46:51" (1/1) ... [2024-12-05 23:46:51,350 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:46:51,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:46:51,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 23:46:51,388 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 23:46:51,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 23:46:51,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:46:51,390 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:46:51,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:46:51,392 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:46:51,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 23:46:51,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:46:51,465 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:46:51,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:46:51,491 INFO L256 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 23:46:51,493 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:46:51,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:46:51,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 23:46:52,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:46:52,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-05 23:46:52,901 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-05 23:46:52,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-05 23:46:52,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:46:52,902 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:46:52,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:46:52,903 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:46:52,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 23:46:53,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:46:53,052 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:46:53,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:46:53,612 INFO L256 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-05 23:46:53,613 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:46:53,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:46:53,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 23:46:59,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:46:59,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2024-12-05 23:46:59,328 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2024-12-05 23:46:59,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 23:46:59,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:46:59,330 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:46:59,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:46:59,331 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:46:59,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 23:46:59,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:46:59,551 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:47:01,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:47:01,522 INFO L256 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:47:01,523 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:47:01,832 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:47:01,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 23:47:09,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:47:09,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2024-12-05 23:47:09,496 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2024-12-05 23:47:09,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:47:09,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:47:09,497 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:47:09,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:47:09,498 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:47:09,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 23:47:09,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:47:09,818 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:47:13,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:47:13,045 INFO L256 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-05 23:47:13,045 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:47:13,810 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:47:13,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-05 23:47:23,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:47:23,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2024-12-05 23:47:23,135 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2024-12-05 23:47:23,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 23:47:23,135 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:47:23,136 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:47:23,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:47:23,137 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:47:23,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-05 23:47:23,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:47:23,561 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:47:28,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:47:28,566 INFO L256 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-05 23:47:28,567 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:47:34,192 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:47:34,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-05 23:48:18,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:48:18,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 20 states and 38 transitions. [2024-12-05 23:48:18,995 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 38 transitions. [2024-12-05 23:48:18,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 23:48:18,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:48:18,996 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:48:18,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:48:18,998 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:48:18,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-05 23:48:19,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:48:19,567 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:48:25,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:48:25,849 WARN L254 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-05 23:48:25,850 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:48:42,262 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:48:42,271 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-12-05 23:49:07,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:49:07,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 22 states and 43 transitions. [2024-12-05 23:49:07,421 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 43 transitions. [2024-12-05 23:49:07,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 23:49:07,421 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:49:07,421 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:49:07,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:49:07,423 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:49:07,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-05 23:49:08,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:49:08,076 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:49:18,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:49:18,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-05 23:49:18,259 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) [2024-12-05 23:49:18,263 INFO L158 Benchmark]: Toolchain (without parser) took 147670.46ms. Allocated memory is still 92.3MB. Free memory was 69.5MB in the beginning and 31.2MB in the end (delta: 38.3MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. [2024-12-05 23:49:18,264 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:49:18,264 INFO L158 Benchmark]: CACSL2BoogieTranslator took 136.59ms. Allocated memory is still 92.3MB. Free memory was 69.3MB in the beginning and 58.0MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:49:18,265 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.13ms. Allocated memory is still 92.3MB. Free memory was 58.0MB in the beginning and 56.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:49:18,265 INFO L158 Benchmark]: Boogie Preprocessor took 21.44ms. Allocated memory is still 92.3MB. Free memory was 56.9MB in the beginning and 56.0MB in the end (delta: 908.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:49:18,265 INFO L158 Benchmark]: RCFGBuilder took 560.12ms. Allocated memory is still 92.3MB. Free memory was 55.9MB in the beginning and 45.7MB in the end (delta: 10.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 23:49:18,266 INFO L158 Benchmark]: CodeCheck took 146927.62ms. Allocated memory is still 92.3MB. Free memory was 45.7MB in the beginning and 31.2MB in the end (delta: 14.5MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2024-12-05 23:49:18,268 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 0.27ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 136.59ms. Allocated memory is still 92.3MB. Free memory was 69.3MB in the beginning and 58.0MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.13ms. Allocated memory is still 92.3MB. Free memory was 58.0MB in the beginning and 56.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.44ms. Allocated memory is still 92.3MB. Free memory was 56.9MB in the beginning and 56.0MB in the end (delta: 908.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 560.12ms. Allocated memory is still 92.3MB. Free memory was 55.9MB in the beginning and 45.7MB in the end (delta: 10.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 146927.62ms. Allocated memory is still 92.3MB. Free memory was 45.7MB in the beginning and 31.2MB in the end (delta: 14.5MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:49:18,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a29d387-5858-4bc1-9359-3c5bc914b84b/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