./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/square_5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/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_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/square_5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/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_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/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 95850d9ace07be9fad13430ca25ab838987eafca40e87b378615766ec56483f7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:31:52,512 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:31:52,620 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:31:52,629 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:31:52,629 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:31:52,670 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:31:52,671 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:31:52,672 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:31:52,672 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:31:52,673 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:31:52,673 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:31:52,675 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:31:52,675 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:31:52,675 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:31:52,675 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:31:52,675 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:31:52,675 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:31:52,676 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:31:52,676 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:31:52,676 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:31:52,676 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:31:52,676 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:31:52,676 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:31:52,676 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:31:52,676 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:31:52,676 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:31:52,677 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:31:52,677 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:31:52,677 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:31:52,677 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:31:52,677 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:31:52,677 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:31:52,677 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:31:52,677 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_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/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 -> 95850d9ace07be9fad13430ca25ab838987eafca40e87b378615766ec56483f7 [2024-11-13 21:31:53,046 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:31:53,060 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:31:53,064 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:31:53,066 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:31:53,066 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:31:53,068 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/square_5.i Unable to find full path for "g++" [2024-11-13 21:31:55,080 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:31:55,407 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:31:55,412 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/sv-benchmarks/c/floats-cdfpl/square_5.i [2024-11-13 21:31:55,434 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/bin/ukojak-verify-EEHR8qb7sm/data/01c2d24f7/cd06805eb6e444b7addc9f13cded7de3/FLAG2b12902d1 [2024-11-13 21:31:55,467 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/bin/ukojak-verify-EEHR8qb7sm/data/01c2d24f7/cd06805eb6e444b7addc9f13cded7de3 [2024-11-13 21:31:55,470 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:31:55,472 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:31:55,474 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:31:55,475 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:31:55,480 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:31:55,482 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:31:55" (1/1) ... [2024-11-13 21:31:55,483 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@156dedc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:55, skipping insertion in model container [2024-11-13 21:31:55,486 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:31:55" (1/1) ... [2024-11-13 21:31:55,504 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:31:55,721 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_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/sv-benchmarks/c/floats-cdfpl/square_5.i[1628,1641] [2024-11-13 21:31:55,725 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:31:55,739 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:31:55,759 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_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/sv-benchmarks/c/floats-cdfpl/square_5.i[1628,1641] [2024-11-13 21:31:55,760 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:31:55,780 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:31:55,782 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:55 WrapperNode [2024-11-13 21:31:55,783 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:31:55,784 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:31:55,784 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:31:55,784 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:31:55,792 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:55" (1/1) ... [2024-11-13 21:31:55,802 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:55" (1/1) ... [2024-11-13 21:31:55,822 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 21 [2024-11-13 21:31:55,823 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:31:55,825 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:31:55,825 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:31:55,825 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:31:55,833 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:55" (1/1) ... [2024-11-13 21:31:55,834 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:55" (1/1) ... [2024-11-13 21:31:55,836 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:55" (1/1) ... [2024-11-13 21:31:55,836 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:55" (1/1) ... [2024-11-13 21:31:55,840 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:55" (1/1) ... [2024-11-13 21:31:55,843 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:55" (1/1) ... [2024-11-13 21:31:55,847 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:55" (1/1) ... [2024-11-13 21:31:55,847 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:55" (1/1) ... [2024-11-13 21:31:55,849 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:31:55,849 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:31:55,850 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:31:55,850 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:31:55,854 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:31:55" (1/1) ... [2024-11-13 21:31:55,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:31:55,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:31:55,907 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:31:55,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:31:55,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:31:55,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:31:55,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:31:55,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:31:56,019 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:31:56,021 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:31:56,124 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-13 21:31:56,124 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:31:56,186 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:31:56,188 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:31:56,189 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:31:56 BoogieIcfgContainer [2024-11-13 21:31:56,189 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:31:56,190 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:31:56,190 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:31:56,202 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:31:56,202 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:31:56" (1/1) ... [2024-11-13 21:31:56,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:31:56,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:31:56,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 21:31:56,280 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 21:31:56,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 21:31:56,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:31:56,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:31:56,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:31:56,370 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:31:56,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:31:56,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:31:56,413 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:31:56,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:31:56,427 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:31:56,448 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:31:56 ImpRootNode [2024-11-13 21:31:56,450 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:31:56,452 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:31:56,452 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:31:56,453 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:31:56,453 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:31:56" (3/4) ... [2024-11-13 21:31:56,457 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:31:56,458 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:31:56,461 INFO L158 Benchmark]: Toolchain (without parser) took 988.51ms. Allocated memory is still 117.4MB. Free memory was 94.0MB in the beginning and 60.7MB in the end (delta: 33.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 21:31:56,462 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 167.8MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:31:56,463 INFO L158 Benchmark]: CACSL2BoogieTranslator took 309.03ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 82.8MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:31:56,464 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.86ms. Allocated memory is still 117.4MB. Free memory was 82.8MB in the beginning and 82.0MB in the end (delta: 821.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:31:56,465 INFO L158 Benchmark]: Boogie Preprocessor took 23.97ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 81.2MB in the end (delta: 404.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:31:56,468 INFO L158 Benchmark]: RCFGBuilder took 339.71ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 70.8MB in the end (delta: 10.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:31:56,469 INFO L158 Benchmark]: CodeCheck took 260.49ms. Allocated memory is still 117.4MB. Free memory was 70.4MB in the beginning and 60.7MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:31:56,469 INFO L158 Benchmark]: Witness Printer took 7.33ms. Allocated memory is still 117.4MB. Free memory is still 60.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:31:56,474 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, 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, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 38]: 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 30, overapproximation of someBinaryFLOATComparisonOperation at line 37, overapproximation of someBinaryArithmeticFLOAToperation at line 35. Possible FailurePath: [L29] float IN = __VERIFIER_nondet_float(); [L30] CALL assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L24] COND FALSE !(!cond) [L30] RET assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L32] float x = IN; [L34-L35] float result = 1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x; [L37] COND TRUE !(result >= 0.0f && result < 1.3985f) [L38] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53ms. Allocated memory is still 167.8MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 309.03ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 82.8MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.86ms. Allocated memory is still 117.4MB. Free memory was 82.8MB in the beginning and 82.0MB in the end (delta: 821.9kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.97ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 81.2MB in the end (delta: 404.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 339.71ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 70.8MB in the end (delta: 10.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 260.49ms. Allocated memory is still 117.4MB. Free memory was 70.4MB in the beginning and 60.7MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 7.33ms. Allocated memory is still 117.4MB. Free memory is still 60.7MB. 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 21:31:56,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/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_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/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_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/square_5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/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_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/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 95850d9ace07be9fad13430ca25ab838987eafca40e87b378615766ec56483f7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:31:59,407 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:31:59,563 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:31:59,623 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:31:59,624 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:31:59,624 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:31:59,625 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:31:59,625 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:31:59,625 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:31:59,625 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:31:59,625 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:31:59,625 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:31:59,630 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:31:59,630 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:31:59,634 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:31:59,634 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:31:59,634 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:31:59,634 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:31:59,634 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:31:59,634 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:31:59,634 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:31:59,634 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:31:59,634 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:31:59,635 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:31:59,635 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:31:59,635 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:31:59,635 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:31:59,635 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:31:59,635 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:31:59,635 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:31:59,635 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:31:59,636 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:31:59,636 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:31:59,636 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:31:59,636 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:31:59,636 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:31:59,636 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_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/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 -> 95850d9ace07be9fad13430ca25ab838987eafca40e87b378615766ec56483f7 [2024-11-13 21:32:00,025 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:32:00,035 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:32:00,037 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:32:00,039 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:32:00,039 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:32:00,041 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/square_5.i Unable to find full path for "g++" [2024-11-13 21:32:02,156 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:32:02,430 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:32:02,430 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/sv-benchmarks/c/floats-cdfpl/square_5.i [2024-11-13 21:32:02,440 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/bin/ukojak-verify-EEHR8qb7sm/data/419afc800/7073a2791fee4d14af82d1cbf64e5319/FLAG2cb8cb724 [2024-11-13 21:32:02,459 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/bin/ukojak-verify-EEHR8qb7sm/data/419afc800/7073a2791fee4d14af82d1cbf64e5319 [2024-11-13 21:32:02,462 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:32:02,464 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:32:02,466 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:32:02,466 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:32:02,472 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:32:02,473 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:32:02" (1/1) ... [2024-11-13 21:32:02,474 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12b6aed1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:02, skipping insertion in model container [2024-11-13 21:32:02,474 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:32:02" (1/1) ... [2024-11-13 21:32:02,494 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:32:02,711 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_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/sv-benchmarks/c/floats-cdfpl/square_5.i[1628,1641] [2024-11-13 21:32:02,716 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:32:02,737 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:32:02,758 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_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/sv-benchmarks/c/floats-cdfpl/square_5.i[1628,1641] [2024-11-13 21:32:02,759 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:32:02,786 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:32:02,786 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:02 WrapperNode [2024-11-13 21:32:02,787 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:32:02,788 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:32:02,789 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:32:02,789 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:32:02,797 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:02" (1/1) ... [2024-11-13 21:32:02,809 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:02" (1/1) ... [2024-11-13 21:32:02,832 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 22 [2024-11-13 21:32:02,833 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:32:02,833 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:32:02,833 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:32:02,833 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:32:02,843 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:02" (1/1) ... [2024-11-13 21:32:02,845 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:02" (1/1) ... [2024-11-13 21:32:02,847 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:02" (1/1) ... [2024-11-13 21:32:02,847 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:02" (1/1) ... [2024-11-13 21:32:02,855 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:02" (1/1) ... [2024-11-13 21:32:02,858 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:02" (1/1) ... [2024-11-13 21:32:02,859 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:02" (1/1) ... [2024-11-13 21:32:02,860 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:02" (1/1) ... [2024-11-13 21:32:02,863 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:32:02,864 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:32:02,864 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:32:02,864 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:32:02,865 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:02" (1/1) ... [2024-11-13 21:32:02,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:32:02,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:32:02,909 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:32:02,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:32:02,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:32:02,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:32:02,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:32:02,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:32:03,046 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:32:03,048 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:32:13,286 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-13 21:32:13,287 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:32:13,373 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:32:13,374 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:32:13,374 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:32:13 BoogieIcfgContainer [2024-11-13 21:32:13,374 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:32:13,375 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:32:13,375 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:32:13,388 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:32:13,388 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:32:13" (1/1) ... [2024-11-13 21:32:13,400 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:32:13,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:32:13,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 21:32:13,449 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 21:32:13,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 21:32:13,451 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:32:13,452 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:32:13,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:32:13,456 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:32:13,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:43:53,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:53,034 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:44:03,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:44:03,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:44:03,360 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 21:44:03,365 INFO L158 Benchmark]: Toolchain (without parser) took 720900.85ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 27.0MB in the end (delta: 33.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 21:44:03,366 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 83.9MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:44:03,366 INFO L158 Benchmark]: CACSL2BoogieTranslator took 322.09ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 49.1MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:44:03,367 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.41ms. Allocated memory is still 83.9MB. Free memory was 49.1MB in the beginning and 47.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:44:03,367 INFO L158 Benchmark]: Boogie Preprocessor took 29.54ms. Allocated memory is still 83.9MB. Free memory was 47.8MB in the beginning and 47.0MB in the end (delta: 847.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:44:03,368 INFO L158 Benchmark]: RCFGBuilder took 10510.55ms. Allocated memory is still 83.9MB. Free memory was 47.0MB in the beginning and 34.7MB in the end (delta: 12.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:44:03,369 INFO L158 Benchmark]: CodeCheck took 709988.92ms. Allocated memory is still 83.9MB. Free memory was 34.7MB in the beginning and 27.0MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:44:03,372 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 0.54ms. Allocated memory is still 83.9MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 322.09ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 49.1MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.41ms. Allocated memory is still 83.9MB. Free memory was 49.1MB in the beginning and 47.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.54ms. Allocated memory is still 83.9MB. Free memory was 47.8MB in the beginning and 47.0MB in the end (delta: 847.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 10510.55ms. Allocated memory is still 83.9MB. Free memory was 47.0MB in the beginning and 34.7MB in the end (delta: 12.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 709988.92ms. Allocated memory is still 83.9MB. Free memory was 34.7MB in the beginning and 27.0MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 21:44:03,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d79e64-05cb-4f82-9bbc-e39a7d9599ae/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown