./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/filter2.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_78ccdc63-869f-47b9-85ee-a85d415932a9/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ccdc63-869f-47b9-85ee-a85d415932a9/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_78ccdc63-869f-47b9-85ee-a85d415932a9/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ccdc63-869f-47b9-85ee-a85d415932a9/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ccdc63-869f-47b9-85ee-a85d415932a9/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_78ccdc63-869f-47b9-85ee-a85d415932a9/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 e42e84729022b725ebcfce66d0ece68757a1a9b385230356b4d45a24fc6b4ef2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:36:24,094 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:36:24,185 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ccdc63-869f-47b9-85ee-a85d415932a9/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:36:24,192 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:36:24,192 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:36:24,228 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:36:24,230 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:36:24,230 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:36:24,231 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:36:24,231 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:36:24,232 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:36:24,232 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:36:24,232 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:36:24,232 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:36:24,232 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:36:24,234 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:36:24,234 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:36:24,234 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:36:24,234 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:36:24,234 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:36:24,234 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:36:24,234 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:36:24,234 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:36:24,234 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:36:24,234 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:36:24,235 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:36:24,235 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:36:24,235 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:36:24,235 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:36:24,235 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:36:24,235 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:36:24,235 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:36:24,235 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:36:24,235 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_78ccdc63-869f-47b9-85ee-a85d415932a9/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 -> e42e84729022b725ebcfce66d0ece68757a1a9b385230356b4d45a24fc6b4ef2 [2024-11-13 20:36:24,546 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:36:24,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:36:24,563 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:36:24,565 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:36:24,565 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:36:24,567 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ccdc63-869f-47b9-85ee-a85d415932a9/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-benchs/filter2.c Unable to find full path for "g++" [2024-11-13 20:36:26,632 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:36:26,987 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:36:26,993 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ccdc63-869f-47b9-85ee-a85d415932a9/sv-benchmarks/c/float-benchs/filter2.c [2024-11-13 20:36:27,009 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ccdc63-869f-47b9-85ee-a85d415932a9/bin/ukojak-verify-EEHR8qb7sm/data/ccc69b582/ff551557d1fb424ba0ccf2ca4473e564/FLAGb04d6e4ef [2024-11-13 20:36:27,048 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ccdc63-869f-47b9-85ee-a85d415932a9/bin/ukojak-verify-EEHR8qb7sm/data/ccc69b582/ff551557d1fb424ba0ccf2ca4473e564 [2024-11-13 20:36:27,051 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:36:27,054 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:36:27,056 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:36:27,056 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:36:27,061 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:36:27,063 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:36:27" (1/1) ... [2024-11-13 20:36:27,065 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53785f16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:27, skipping insertion in model container [2024-11-13 20:36:27,066 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:36:27" (1/1) ... [2024-11-13 20:36:27,082 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:36:27,255 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_78ccdc63-869f-47b9-85ee-a85d415932a9/sv-benchmarks/c/float-benchs/filter2.c[652,665] [2024-11-13 20:36:27,278 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:36:27,290 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:36:27,303 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_78ccdc63-869f-47b9-85ee-a85d415932a9/sv-benchmarks/c/float-benchs/filter2.c[652,665] [2024-11-13 20:36:27,310 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:36:27,335 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:36:27,338 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:27 WrapperNode [2024-11-13 20:36:27,339 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:36:27,340 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:36:27,340 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:36:27,341 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:36:27,348 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:27" (1/1) ... [2024-11-13 20:36:27,356 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:27" (1/1) ... [2024-11-13 20:36:27,379 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 51 [2024-11-13 20:36:27,381 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:36:27,382 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:36:27,383 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:36:27,383 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:36:27,392 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:27" (1/1) ... [2024-11-13 20:36:27,393 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:27" (1/1) ... [2024-11-13 20:36:27,396 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:27" (1/1) ... [2024-11-13 20:36:27,396 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:27" (1/1) ... [2024-11-13 20:36:27,401 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:27" (1/1) ... [2024-11-13 20:36:27,407 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:27" (1/1) ... [2024-11-13 20:36:27,410 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:27" (1/1) ... [2024-11-13 20:36:27,411 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:27" (1/1) ... [2024-11-13 20:36:27,416 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:36:27,417 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:36:27,417 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:36:27,417 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:36:27,418 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:27" (1/1) ... [2024-11-13 20:36:27,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:36:27,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ccdc63-869f-47b9-85ee-a85d415932a9/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:36:27,465 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ccdc63-869f-47b9-85ee-a85d415932a9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:36:27,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ccdc63-869f-47b9-85ee-a85d415932a9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:36:27,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:36:27,502 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:36:27,502 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:36:27,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:36:27,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:36:27,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:36:27,586 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:36:27,588 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:36:27,726 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-13 20:36:27,726 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:36:27,771 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:36:27,771 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:36:27,771 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:36:27 BoogieIcfgContainer [2024-11-13 20:36:27,771 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:36:27,772 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:36:27,772 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:36:27,783 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:36:27,783 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:36:27" (1/1) ... [2024-11-13 20:36:27,795 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:36:27,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:36:27,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 14 states and 17 transitions. [2024-11-13 20:36:27,862 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2024-11-13 20:36:27,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 20:36:27,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:36:27,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:36:27,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:36:27,998 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:36:28,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:36:28,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:36:28,078 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:36:28,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:36:28,109 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:36:28,134 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:36:28 ImpRootNode [2024-11-13 20:36:28,134 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:36:28,135 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:36:28,135 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:36:28,135 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:36:28,136 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:36:27" (3/4) ... [2024-11-13 20:36:28,141 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:36:28,142 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:36:28,144 INFO L158 Benchmark]: Toolchain (without parser) took 1089.77ms. Allocated memory is still 142.6MB. Free memory was 119.4MB in the beginning and 81.2MB in the end (delta: 38.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 20:36:28,144 INFO L158 Benchmark]: CDTParser took 1.43ms. Allocated memory is still 142.6MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:36:28,147 INFO L158 Benchmark]: CACSL2BoogieTranslator took 283.62ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 108.2MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:36:28,148 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.96ms. Allocated memory is still 142.6MB. Free memory was 108.2MB in the beginning and 106.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:36:28,148 INFO L158 Benchmark]: Boogie Preprocessor took 34.24ms. Allocated memory is still 142.6MB. Free memory was 106.9MB in the beginning and 106.3MB in the end (delta: 584.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:36:28,149 INFO L158 Benchmark]: RCFGBuilder took 354.79ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 94.6MB in the end (delta: 11.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:36:28,149 INFO L158 Benchmark]: CodeCheck took 362.03ms. Allocated memory is still 142.6MB. Free memory was 94.6MB in the beginning and 81.5MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:36:28,149 INFO L158 Benchmark]: Witness Printer took 7.70ms. Allocated memory is still 142.6MB. Free memory was 81.5MB in the beginning and 81.2MB in the end (delta: 266.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:36:28,155 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 17]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 42, overapproximation of someBinaryDOUBLEComparisonOperation at line 28, overapproximation of someBinaryDOUBLEComparisonOperation at line 27, overapproximation of someBinaryDOUBLEComparisonOperation at line 38, overapproximation of someBinaryDOUBLEComparisonOperation at line 44, overapproximation of to_real at line 30. Possible FailurePath: [L22] double E, E0, E1, S0, S1, S; [L23] int i; [L25] E = __VERIFIER_nondet_double() [L26] E0 = __VERIFIER_nondet_double() [L27] CALL assume_abort_if_not(E >= 0. && E <= 1.) VAL [\old(cond)=1] [L15] COND FALSE !(!cond) [L27] RET assume_abort_if_not(E >= 0. && E <= 1.) [L28] CALL assume_abort_if_not(E0 >= 0. && E0 <= 1.) VAL [\old(cond)=1] [L15] COND FALSE !(!cond) [L28] RET assume_abort_if_not(E0 >= 0. && E0 <= 1.) [L30] S0 = 0 [L31] S = 0 [L33] i = 0 VAL [i=0] [L33] COND TRUE i <= 1000000 [L34] E1 = E0 [L35] E0 = E [L37] E = __VERIFIER_nondet_double() [L38] CALL assume_abort_if_not(E >= 0. && E <= 1.) VAL [\old(cond)=1] [L15] COND FALSE !(!cond) [L38] RET assume_abort_if_not(E >= 0. && E <= 1.) VAL [E0=3, i=0] [L40] S1 = S0 [L41] S0 = S [L42] S = 0.7*E - E0*1.3 + E1*1.1 + S0*1.4 - S1*0.7 [L44] CALL __VERIFIER_assert(S >= -4. && S <= 4.) [L17] COND TRUE !(cond) [L17] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.43ms. Allocated memory is still 142.6MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 283.62ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 108.2MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.96ms. Allocated memory is still 142.6MB. Free memory was 108.2MB in the beginning and 106.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.24ms. Allocated memory is still 142.6MB. Free memory was 106.9MB in the beginning and 106.3MB in the end (delta: 584.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 354.79ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 94.6MB in the end (delta: 11.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 362.03ms. Allocated memory is still 142.6MB. Free memory was 94.6MB in the beginning and 81.5MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 7.70ms. Allocated memory is still 142.6MB. Free memory was 81.5MB in the beginning and 81.2MB in the end (delta: 266.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:36:28,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ccdc63-869f-47b9-85ee-a85d415932a9/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 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_78ccdc63-869f-47b9-85ee-a85d415932a9/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ccdc63-869f-47b9-85ee-a85d415932a9/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_78ccdc63-869f-47b9-85ee-a85d415932a9/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ccdc63-869f-47b9-85ee-a85d415932a9/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ccdc63-869f-47b9-85ee-a85d415932a9/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_78ccdc63-869f-47b9-85ee-a85d415932a9/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 e42e84729022b725ebcfce66d0ece68757a1a9b385230356b4d45a24fc6b4ef2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:36:31,022 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:36:31,152 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ccdc63-869f-47b9-85ee-a85d415932a9/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:36:31,202 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:36:31,204 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:36:31,204 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:36:31,204 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:36:31,205 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:36:31,205 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:36:31,205 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:36:31,205 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:36:31,205 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:36:31,205 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:36:31,205 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:36:31,205 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:36:31,205 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:36:31,206 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:36:31,206 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:36:31,206 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:36:31,206 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:36:31,206 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:36:31,206 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:36:31,206 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:36:31,206 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:36:31,207 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:36:31,207 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:36:31,207 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:36:31,207 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:36:31,207 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:36:31,207 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:36:31,207 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:36:31,209 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:36:31,210 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:36:31,210 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:36:31,210 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:36:31,211 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:36:31,211 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_78ccdc63-869f-47b9-85ee-a85d415932a9/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 -> e42e84729022b725ebcfce66d0ece68757a1a9b385230356b4d45a24fc6b4ef2 [2024-11-13 20:36:31,541 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:36:31,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:36:31,552 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:36:31,553 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:36:31,554 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:36:31,555 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ccdc63-869f-47b9-85ee-a85d415932a9/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-benchs/filter2.c Unable to find full path for "g++" [2024-11-13 20:36:33,412 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:36:33,712 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:36:33,716 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ccdc63-869f-47b9-85ee-a85d415932a9/sv-benchmarks/c/float-benchs/filter2.c [2024-11-13 20:36:33,726 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ccdc63-869f-47b9-85ee-a85d415932a9/bin/ukojak-verify-EEHR8qb7sm/data/7f4df8805/8ccd0a43cbbf402eab2179f989035bf6/FLAGf0931d5e5 [2024-11-13 20:36:33,755 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ccdc63-869f-47b9-85ee-a85d415932a9/bin/ukojak-verify-EEHR8qb7sm/data/7f4df8805/8ccd0a43cbbf402eab2179f989035bf6 [2024-11-13 20:36:33,758 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:36:33,759 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:36:33,762 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:36:33,762 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:36:33,769 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:36:33,770 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:36:33" (1/1) ... [2024-11-13 20:36:33,771 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3086cb97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:33, skipping insertion in model container [2024-11-13 20:36:33,774 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:36:33" (1/1) ... [2024-11-13 20:36:33,791 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:36:33,980 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_78ccdc63-869f-47b9-85ee-a85d415932a9/sv-benchmarks/c/float-benchs/filter2.c[652,665] [2024-11-13 20:36:34,012 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:36:34,030 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:36:34,042 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_78ccdc63-869f-47b9-85ee-a85d415932a9/sv-benchmarks/c/float-benchs/filter2.c[652,665] [2024-11-13 20:36:34,054 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:36:34,078 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:36:34,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:34 WrapperNode [2024-11-13 20:36:34,079 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:36:34,081 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:36:34,081 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:36:34,081 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:36:34,089 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:34" (1/1) ... [2024-11-13 20:36:34,102 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:34" (1/1) ... [2024-11-13 20:36:34,125 INFO L138 Inliner]: procedures = 15, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 52 [2024-11-13 20:36:34,126 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:36:34,128 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:36:34,128 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:36:34,128 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:36:34,136 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:34" (1/1) ... [2024-11-13 20:36:34,136 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:34" (1/1) ... [2024-11-13 20:36:34,139 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:34" (1/1) ... [2024-11-13 20:36:34,139 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:34" (1/1) ... [2024-11-13 20:36:34,151 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:34" (1/1) ... [2024-11-13 20:36:34,158 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:34" (1/1) ... [2024-11-13 20:36:34,162 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:34" (1/1) ... [2024-11-13 20:36:34,163 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:34" (1/1) ... [2024-11-13 20:36:34,169 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:36:34,170 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:36:34,173 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:36:34,174 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:36:34,175 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:36:34" (1/1) ... [2024-11-13 20:36:34,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:36:34,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ccdc63-869f-47b9-85ee-a85d415932a9/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:36:34,216 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ccdc63-869f-47b9-85ee-a85d415932a9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:36:34,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ccdc63-869f-47b9-85ee-a85d415932a9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:36:34,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:36:34,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:36:34,254 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:36:34,254 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:36:34,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:36:34,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:36:34,343 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:36:34,345 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:36:44,750 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-13 20:36:44,751 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:36:44,797 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:36:44,797 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:36:44,798 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:36:44 BoogieIcfgContainer [2024-11-13 20:36:44,798 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:36:44,799 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:36:44,799 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:36:44,811 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:36:44,811 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:36:44" (1/1) ... [2024-11-13 20:36:44,820 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:36:44,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:36:44,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 14 states and 17 transitions. [2024-11-13 20:36:44,885 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2024-11-13 20:36:44,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 20:36:44,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:36:44,893 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:36:44,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ccdc63-869f-47b9-85ee-a85d415932a9/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:36:44,898 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ccdc63-869f-47b9-85ee-a85d415932a9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:36:44,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ccdc63-869f-47b9-85ee-a85d415932a9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:36:48,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:36:48,848 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:36:58,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:36:59,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ccdc63-869f-47b9-85ee-a85d415932a9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 20:36:59,497 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 20:36:59,504 INFO L158 Benchmark]: Toolchain (without parser) took 25744.21ms. Allocated memory is still 117.4MB. Free memory was 94.5MB in the beginning and 59.3MB in the end (delta: 35.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 20:36:59,504 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 83.9MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:36:59,505 INFO L158 Benchmark]: CACSL2BoogieTranslator took 318.29ms. Allocated memory is still 117.4MB. Free memory was 94.5MB in the beginning and 82.6MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:36:59,505 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.46ms. Allocated memory is still 117.4MB. Free memory was 82.6MB in the beginning and 81.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:36:59,506 INFO L158 Benchmark]: Boogie Preprocessor took 41.45ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:36:59,506 INFO L158 Benchmark]: RCFGBuilder took 10628.47ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 68.2MB in the end (delta: 12.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:36:59,507 INFO L158 Benchmark]: CodeCheck took 14703.62ms. Allocated memory is still 117.4MB. Free memory was 68.2MB in the beginning and 59.3MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:36:59,510 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 0.39ms. Allocated memory is still 83.9MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 318.29ms. Allocated memory is still 117.4MB. Free memory was 94.5MB in the beginning and 82.6MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.46ms. Allocated memory is still 117.4MB. Free memory was 82.6MB in the beginning and 81.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.45ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 10628.47ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 68.2MB in the end (delta: 12.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 14703.62ms. Allocated memory is still 117.4MB. Free memory was 68.2MB in the beginning and 59.3MB in the end (delta: 8.9MB). 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 20:36:59,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ccdc63-869f-47b9-85ee-a85d415932a9/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown