./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 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/loop-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1b0545f8921a3072195050599e45eb6fe3a423f5bd887720e0418c3666aaad9b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:18:43,971 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:18:44,033 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:18:44,038 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:18:44,039 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:18:44,060 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:18:44,061 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:18:44,062 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:18:44,062 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:18:44,062 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:18:44,062 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:18:44,063 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:18:44,063 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:18:44,063 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:18:44,063 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:18:44,063 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:18:44,063 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:18:44,063 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:18:44,064 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:18:44,064 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:18:44,064 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:18:44,064 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:18:44,064 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:18:44,064 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:18:44,064 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:18:44,065 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:18:44,065 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:18:44,065 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:18:44,065 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:18:44,065 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:18:44,065 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:18:44,066 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:18:44,066 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:18:44,066 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_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b0545f8921a3072195050599e45eb6fe3a423f5bd887720e0418c3666aaad9b [2024-11-13 21:18:44,349 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:18:44,359 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:18:44,361 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:18:44,363 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:18:44,363 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:18:44,364 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-benchs/loop-1.c Unable to find full path for "g++" [2024-11-13 21:18:46,283 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:18:46,586 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:18:46,587 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/sv-benchmarks/c/float-benchs/loop-1.c [2024-11-13 21:18:46,593 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/data/5af435505/27f211fa8eab4affa25df19c889e0bac/FLAG80dc71d56 [2024-11-13 21:18:46,870 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/data/5af435505/27f211fa8eab4affa25df19c889e0bac [2024-11-13 21:18:46,873 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:18:46,874 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:18:46,876 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:18:46,876 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:18:46,880 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:18:46,881 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:18:46" (1/1) ... [2024-11-13 21:18:46,882 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ccc9954 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:46, skipping insertion in model container [2024-11-13 21:18:46,882 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:18:46" (1/1) ... [2024-11-13 21:18:46,895 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:18:47,042 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_660504a9-6c2b-40bf-bac6-b1098a77a62a/sv-benchmarks/c/float-benchs/loop-1.c[311,324] [2024-11-13 21:18:47,060 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:18:47,076 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:18:47,088 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_660504a9-6c2b-40bf-bac6-b1098a77a62a/sv-benchmarks/c/float-benchs/loop-1.c[311,324] [2024-11-13 21:18:47,092 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:18:47,109 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:18:47,111 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:47 WrapperNode [2024-11-13 21:18:47,111 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:18:47,112 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:18:47,112 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:18:47,112 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:18:47,119 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:47" (1/1) ... [2024-11-13 21:18:47,126 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:47" (1/1) ... [2024-11-13 21:18:47,143 INFO L138 Inliner]: procedures = 12, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 30 [2024-11-13 21:18:47,143 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:18:47,144 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:18:47,144 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:18:47,144 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:18:47,151 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:47" (1/1) ... [2024-11-13 21:18:47,151 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:47" (1/1) ... [2024-11-13 21:18:47,152 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:47" (1/1) ... [2024-11-13 21:18:47,152 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:47" (1/1) ... [2024-11-13 21:18:47,157 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:47" (1/1) ... [2024-11-13 21:18:47,161 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:47" (1/1) ... [2024-11-13 21:18:47,163 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:47" (1/1) ... [2024-11-13 21:18:47,163 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:47" (1/1) ... [2024-11-13 21:18:47,168 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:18:47,169 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:18:47,169 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:18:47,169 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:18:47,170 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:47" (1/1) ... [2024-11-13 21:18:47,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:18:47,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:18:47,201 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:18:47,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:18:47,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:18:47,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:18:47,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:18:47,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:18:47,290 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:18:47,292 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:18:47,403 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-13 21:18:47,403 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:18:47,450 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:18:47,452 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:18:47,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:18:47 BoogieIcfgContainer [2024-11-13 21:18:47,453 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:18:47,453 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:18:47,453 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:18:47,462 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:18:47,462 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:18:47" (1/1) ... [2024-11-13 21:18:47,471 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:18:47,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:18:47,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 21:18:47,528 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 21:18:47,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:18:47,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:18:47,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:18:47,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:18:47,628 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:18:47,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:18:47,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:18:47,690 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:18:47,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:18:47,705 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:18:47,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:18:47 ImpRootNode [2024-11-13 21:18:47,725 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:18:47,726 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:18:47,727 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:18:47,727 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:18:47,728 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:18:47" (3/4) ... [2024-11-13 21:18:47,730 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:18:47,731 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:18:47,732 INFO L158 Benchmark]: Toolchain (without parser) took 858.24ms. Allocated memory is still 142.6MB. Free memory was 118.7MB in the beginning and 84.9MB in the end (delta: 33.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 21:18:47,735 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 167.8MB. Free memory is still 105.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:18:47,735 INFO L158 Benchmark]: CACSL2BoogieTranslator took 235.97ms. Allocated memory is still 142.6MB. Free memory was 118.3MB in the beginning and 107.9MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:18:47,735 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.28ms. Allocated memory is still 142.6MB. Free memory was 107.9MB in the beginning and 106.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:18:47,736 INFO L158 Benchmark]: Boogie Preprocessor took 24.56ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 106.1MB in the end (delta: 693.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:18:47,737 INFO L158 Benchmark]: RCFGBuilder took 283.72ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 95.4MB in the end (delta: 10.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:18:47,738 INFO L158 Benchmark]: CodeCheck took 272.10ms. Allocated memory is still 142.6MB. Free memory was 95.4MB in the beginning and 85.3MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:18:47,738 INFO L158 Benchmark]: Witness Printer took 5.69ms. Allocated memory is still 142.6MB. Free memory was 85.3MB in the beginning and 84.9MB in the end (delta: 345.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:18:47,740 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 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 0.40ms. Allocated memory is still 167.8MB. Free memory is still 105.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 235.97ms. Allocated memory is still 142.6MB. Free memory was 118.3MB in the beginning and 107.9MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.28ms. Allocated memory is still 142.6MB. Free memory was 107.9MB in the beginning and 106.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.56ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 106.1MB in the end (delta: 693.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 283.72ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 95.4MB in the end (delta: 10.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 272.10ms. Allocated memory is still 142.6MB. Free memory was 95.4MB in the beginning and 85.3MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 5.69ms. Allocated memory is still 142.6MB. Free memory was 85.3MB in the beginning and 84.9MB in the end (delta: 345.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:18:47,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/loop-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1b0545f8921a3072195050599e45eb6fe3a423f5bd887720e0418c3666aaad9b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:18:50,413 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:18:50,545 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:18:50,589 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:18:50,590 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:18:50,591 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:18:50,591 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:18:50,591 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:18:50,592 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:18:50,592 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:18:50,593 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:18:50,593 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:18:50,594 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:18:50,594 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:18:50,594 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:18:50,594 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:18:50,594 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:18:50,595 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:18:50,595 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:18:50,595 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:18:50,595 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:18:50,595 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:18:50,595 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:18:50,596 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:18:50,596 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:18:50,596 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:18:50,596 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:18:50,596 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:18:50,596 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:18:50,596 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:18:50,596 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:18:50,597 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:18:50,597 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:18:50,597 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:18:50,597 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:18:50,598 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:18:50,598 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_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b0545f8921a3072195050599e45eb6fe3a423f5bd887720e0418c3666aaad9b [2024-11-13 21:18:50,937 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:18:50,946 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:18:50,948 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:18:50,949 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:18:50,950 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:18:50,951 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-benchs/loop-1.c Unable to find full path for "g++" [2024-11-13 21:18:52,808 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:18:53,065 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:18:53,067 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/sv-benchmarks/c/float-benchs/loop-1.c [2024-11-13 21:18:53,077 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/data/f53b35a19/6c4987b90c074e43937f1621cab93ba0/FLAG581081bfb [2024-11-13 21:18:53,101 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/data/f53b35a19/6c4987b90c074e43937f1621cab93ba0 [2024-11-13 21:18:53,104 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:18:53,106 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:18:53,108 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:18:53,108 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:18:53,113 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:18:53,114 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:18:53" (1/1) ... [2024-11-13 21:18:53,115 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74011ddc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:53, skipping insertion in model container [2024-11-13 21:18:53,116 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:18:53" (1/1) ... [2024-11-13 21:18:53,131 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:18:53,309 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_660504a9-6c2b-40bf-bac6-b1098a77a62a/sv-benchmarks/c/float-benchs/loop-1.c[311,324] [2024-11-13 21:18:53,327 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:18:53,347 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:18:53,357 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_660504a9-6c2b-40bf-bac6-b1098a77a62a/sv-benchmarks/c/float-benchs/loop-1.c[311,324] [2024-11-13 21:18:53,363 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:18:53,384 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:18:53,384 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:53 WrapperNode [2024-11-13 21:18:53,384 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:18:53,385 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:18:53,385 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:18:53,385 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:18:53,397 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:53" (1/1) ... [2024-11-13 21:18:53,408 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:53" (1/1) ... [2024-11-13 21:18:53,425 INFO L138 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 31 [2024-11-13 21:18:53,426 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:18:53,428 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:18:53,428 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:18:53,428 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:18:53,435 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:53" (1/1) ... [2024-11-13 21:18:53,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:53" (1/1) ... [2024-11-13 21:18:53,440 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:53" (1/1) ... [2024-11-13 21:18:53,440 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:53" (1/1) ... [2024-11-13 21:18:53,450 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:53" (1/1) ... [2024-11-13 21:18:53,457 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:53" (1/1) ... [2024-11-13 21:18:53,461 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:53" (1/1) ... [2024-11-13 21:18:53,462 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:53" (1/1) ... [2024-11-13 21:18:53,464 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:18:53,465 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:18:53,470 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:18:53,470 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:18:53,471 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:53" (1/1) ... [2024-11-13 21:18:53,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:18:53,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:18:53,512 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:18:53,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:18:53,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:18:53,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:18:53,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:18:53,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:18:53,631 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:18:53,633 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:18:54,260 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-13 21:18:54,260 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:18:54,296 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:18:54,296 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:18:54,297 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:18:54 BoogieIcfgContainer [2024-11-13 21:18:54,297 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:18:54,297 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:18:54,298 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:18:54,309 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:18:54,309 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:18:54" (1/1) ... [2024-11-13 21:18:54,317 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:18:54,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:18:54,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 21:18:54,368 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 21:18:54,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:18:54,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:18:54,371 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:18:54,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:18:54,376 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:18:54,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:18:54,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:18:54,501 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:18:54,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:18:54,554 INFO L255 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:18:54,557 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:18:54,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:18:54,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:18:55,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:18:55,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 21:18:55,918 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 21:18:55,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 21:18:55,918 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:18:55,918 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:18:55,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:18:55,921 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:18:55,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:18:56,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:18:56,171 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:18:56,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:18:56,507 INFO L255 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:18:56,508 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:18:56,680 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:18:56,683 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 21:18:56,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 21:19:01,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:19:01,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2024-11-13 21:19:01,991 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2024-11-13 21:19:01,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:19:01,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:19:01,993 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:19:01,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:19:01,995 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:19:01,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:19:02,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:19:02,308 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:19:03,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:19:03,582 INFO L255 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 21:19:03,583 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:19:04,216 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:19:04,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 21:19:19,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:19:19,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 14 states and 24 transitions. [2024-11-13 21:19:19,107 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 24 transitions. [2024-11-13 21:19:19,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:19:19,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:19:19,108 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:19:19,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:19:19,112 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:19:19,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 21:19:19,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:19:19,513 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:19:22,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:19:22,529 INFO L255 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 21:19:22,530 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:19:24,978 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:19:24,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 21:19:42,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:19:42,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 16 states and 30 transitions. [2024-11-13 21:19:42,355 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 30 transitions. [2024-11-13 21:19:42,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:19:42,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:19:42,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:19:42,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:19:42,357 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:19:42,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 21:19:42,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:19:42,922 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:19:48,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:19:48,225 WARN L253 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 21:19:48,226 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:20:08,086 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:20:08,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 21:20:43,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:20:43,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 18 states and 38 transitions. [2024-11-13 21:20:43,290 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 38 transitions. [2024-11-13 21:20:43,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:20:43,291 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:20:43,291 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:20:43,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:20:43,294 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:20:43,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 21:20:43,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:20:43,989 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:20:46,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:20:46,843 WARN L253 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 21:20:46,844 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:20:57,686 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:20:57,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 21:21:32,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:21:32,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 20 states and 45 transitions. [2024-11-13 21:21:32,834 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 45 transitions. [2024-11-13 21:21:32,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:21:32,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:21:32,834 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:21:32,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:21:32,836 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:21:32,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 21:21:33,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:21:33,540 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:21:41,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:21:41,271 WARN L253 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-13 21:21:41,272 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:23:08,330 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:23:08,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 21:24:54,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:24:54,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 22 states and 55 transitions. [2024-11-13 21:24:54,041 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 55 transitions. [2024-11-13 21:24:54,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:24:54,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:24:54,042 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:24:54,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:24:54,044 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:24:54,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 21:24:54,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:24:54,938 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:25:04,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:25:05,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-13 21:25:05,194 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:25:05,199 INFO L158 Benchmark]: Toolchain (without parser) took 372093.04ms. Allocated memory was 83.9MB in the beginning and 92.3MB in the end (delta: 8.4MB). Free memory was 61.0MB in the beginning and 29.7MB in the end (delta: 31.3MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. [2024-11-13 21:25:05,200 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 83.9MB. Free memory is still 65.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:25:05,201 INFO L158 Benchmark]: CACSL2BoogieTranslator took 277.19ms. Allocated memory is still 83.9MB. Free memory was 60.7MB in the beginning and 49.5MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:25:05,201 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.45ms. Allocated memory is still 83.9MB. Free memory was 49.5MB in the beginning and 48.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:25:05,202 INFO L158 Benchmark]: Boogie Preprocessor took 36.21ms. Allocated memory is still 83.9MB. Free memory was 48.3MB in the beginning and 47.3MB in the end (delta: 947.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:25:05,202 INFO L158 Benchmark]: RCFGBuilder took 831.87ms. Allocated memory is still 83.9MB. Free memory was 47.3MB in the beginning and 37.1MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:25:05,203 INFO L158 Benchmark]: CodeCheck took 370900.45ms. Allocated memory was 83.9MB in the beginning and 92.3MB in the end (delta: 8.4MB). Free memory was 37.1MB in the beginning and 29.7MB in the end (delta: 7.4MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2024-11-13 21:25:05,205 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 0.38ms. Allocated memory is still 83.9MB. Free memory is still 65.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 277.19ms. Allocated memory is still 83.9MB. Free memory was 60.7MB in the beginning and 49.5MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.45ms. Allocated memory is still 83.9MB. Free memory was 49.5MB in the beginning and 48.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.21ms. Allocated memory is still 83.9MB. Free memory was 48.3MB in the beginning and 47.3MB in the end (delta: 947.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 831.87ms. Allocated memory is still 83.9MB. Free memory was 47.3MB in the beginning and 37.1MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 370900.45ms. Allocated memory was 83.9MB in the beginning and 92.3MB in the end (delta: 8.4MB). Free memory was 37.1MB in the beginning and 29.7MB in the end (delta: 7.4MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 21:25:05,414 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-13 21:25:05,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_660504a9-6c2b-40bf-bac6-b1098a77a62a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown