./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.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_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/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_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/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_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/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 b786ed311f07fa83d19e15eff80ed0c31b01d28b674f6a431fdb0a4267861a0f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:34:14,120 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:34:14,197 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:34:14,204 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:34:14,205 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:34:14,231 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:34:14,231 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:34:14,232 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:34:14,232 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:34:14,232 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:34:14,232 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:34:14,233 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:34:14,233 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:34:14,233 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:34:14,233 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:34:14,233 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:34:14,233 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:34:14,233 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:34:14,234 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:34:14,234 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:34:14,234 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:34:14,234 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:34:14,234 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:34:14,234 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:34:14,235 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:34:14,235 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:34:14,235 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:34:14,235 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:34:14,235 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:34:14,235 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:34:14,235 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:34:14,236 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:34:14,236 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:34:14,236 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_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/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 -> b786ed311f07fa83d19e15eff80ed0c31b01d28b674f6a431fdb0a4267861a0f [2024-11-13 20:34:14,540 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:34:14,552 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:34:14,554 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:34:14,558 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:34:14,558 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:34:14,560 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c Unable to find full path for "g++" [2024-11-13 20:34:16,545 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:34:16,850 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:34:16,852 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c [2024-11-13 20:34:16,864 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/data/b61b90d9f/9f7fc6519e4a4a02a6a2ddc0737a8cda/FLAG41b667afc [2024-11-13 20:34:17,138 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/data/b61b90d9f/9f7fc6519e4a4a02a6a2ddc0737a8cda [2024-11-13 20:34:17,141 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:34:17,144 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:34:17,147 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:34:17,148 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:34:17,153 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:34:17,155 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:34:17" (1/1) ... [2024-11-13 20:34:17,156 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@379200e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:17, skipping insertion in model container [2024-11-13 20:34:17,159 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:34:17" (1/1) ... [2024-11-13 20:34:17,182 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:34:17,413 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_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c[1463,1476] [2024-11-13 20:34:17,426 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:34:17,440 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:34:17,472 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_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c[1463,1476] [2024-11-13 20:34:17,486 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:34:17,506 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:34:17,506 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:17 WrapperNode [2024-11-13 20:34:17,506 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:34:17,507 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:34:17,507 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:34:17,507 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:34:17,514 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:17" (1/1) ... [2024-11-13 20:34:17,521 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:17" (1/1) ... [2024-11-13 20:34:17,543 INFO L138 Inliner]: procedures = 18, calls = 78, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 201 [2024-11-13 20:34:17,544 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:34:17,544 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:34:17,545 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:34:17,545 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:34:17,552 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:17" (1/1) ... [2024-11-13 20:34:17,552 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:17" (1/1) ... [2024-11-13 20:34:17,557 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:17" (1/1) ... [2024-11-13 20:34:17,559 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:17" (1/1) ... [2024-11-13 20:34:17,571 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:17" (1/1) ... [2024-11-13 20:34:17,578 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:17" (1/1) ... [2024-11-13 20:34:17,579 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:17" (1/1) ... [2024-11-13 20:34:17,580 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:17" (1/1) ... [2024-11-13 20:34:17,583 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:34:17,584 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:34:17,584 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:34:17,584 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:34:17,585 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:17" (1/1) ... [2024-11-13 20:34:17,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:34:17,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:34:17,624 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:34:17,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:34:17,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:34:17,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:34:17,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:34:17,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 20:34:17,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:34:17,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:34:17,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-13 20:34:17,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:34:17,780 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:34:17,783 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:34:18,165 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-13 20:34:18,165 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:34:18,215 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:34:18,215 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:34:18,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:34:18 BoogieIcfgContainer [2024-11-13 20:34:18,216 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:34:18,217 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:34:18,217 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:34:18,232 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:34:18,232 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:34:18" (1/1) ... [2024-11-13 20:34:18,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:34:18,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:18,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2024-11-13 20:34:18,316 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2024-11-13 20:34:18,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 20:34:18,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:18,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:18,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:18,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:34:18,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:18,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-11-13 20:34:18,881 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-11-13 20:34:18,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 20:34:18,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:18,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:18,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:34:18,922 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:34:18,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:34:19,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:34:19,038 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:34:19,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:34:19,073 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 20:34:19,114 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:34:19 ImpRootNode [2024-11-13 20:34:19,114 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:34:19,115 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:34:19,115 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:34:19,115 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:34:19,116 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:34:18" (3/4) ... [2024-11-13 20:34:19,119 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:34:19,120 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:34:19,121 INFO L158 Benchmark]: Toolchain (without parser) took 1977.85ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 87.6MB in the end (delta: 4.5MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. [2024-11-13 20:34:19,122 INFO L158 Benchmark]: CDTParser took 0.99ms. Allocated memory is still 117.4MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:34:19,122 INFO L158 Benchmark]: CACSL2BoogieTranslator took 359.79ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 79.9MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:34:19,123 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.94ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.2MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:34:19,124 INFO L158 Benchmark]: Boogie Preprocessor took 38.43ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 77.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:34:19,124 INFO L158 Benchmark]: RCFGBuilder took 632.46ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 62.1MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:34:19,125 INFO L158 Benchmark]: CodeCheck took 897.32ms. Allocated memory is still 117.4MB. Free memory was 62.1MB in the beginning and 87.6MB in the end (delta: -25.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:34:19,125 INFO L158 Benchmark]: Witness Printer took 5.56ms. Allocated memory is still 117.4MB. Free memory was 87.6MB in the beginning and 87.6MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:34:19,128 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, 23 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 29 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 18 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13 IncrementalHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 18 mSDtfsCounter, 13 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 93 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 19 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 53]: 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 26, overapproximation of someBinaryFLOATComparisonOperation at line 34, overapproximation of someBinaryFLOATComparisonOperation at line 24, overapproximation of someBinaryDOUBLEComparisonOperation at line 40, overapproximation of to_real at line 18, overapproximation of someBinaryArithmeticFLOAToperation at line 38. Possible FailurePath: [L1] int __return_main; [L12] int __return_136; [L15] int main__i; [L16] float main__z; [L17] float main__t; [L18] float main__min[5] = { 5, 10, 12, 30, 150 }; [L19] float main__max[5] = { 10, 12, 30, 150, 300 }; [L20] float main__org[5] = { 1, 5, -10, 30, 20 }; [L21] float main__slope[5] = { 4, -15, 40, -10, 0 }; [L22] main__t = __VERIFIER_nondet_float() [L23] int main____CPAchecker_TMP_0; [L24] EXPR main__min[0] VAL [__return_136=0, __return_main=0, main__max={3156:0}] [L24] COND TRUE main__t >= (main__min[0]) [L26] EXPR main__max[4UL] VAL [__return_136=0, __return_main=0, main__max={3156:0}] [L26] COND TRUE main__t <= (main__max[4UL]) [L28] main____CPAchecker_TMP_0 = 1 VAL [__return_136=0, __return_main=0, main____CPAchecker_TMP_0=1, main__max={3156:0}] [L29] COND TRUE main____CPAchecker_TMP_0 != 0 [L31] main__i = 0 VAL [__return_136=0, __return_main=0, main__i=0, main__max={3156:0}] [L32] COND TRUE main__i < 5UL [L34] EXPR main__max[main__i] VAL [__return_136=0, __return_main=0, main__i=0, main__max={3156:0}] [L34] COND TRUE main__t <= (main__max[main__i]) [L38] EXPR main__org[main__i] [L38] EXPR main__slope[main__i] [L38] EXPR main__min[main__i] [L38] EXPR main__max[main__i] [L38] EXPR main__min[main__i] [L38] main__z = (main__org[main__i]) + (((main__slope[main__i]) * (main__t - (main__min[main__i]))) / ((main__max[main__i]) - (main__min[main__i]))) [L39] int main____CPAchecker_TMP_1; VAL [__return_136=0, __return_main=0, main__i=0, main__max={3156:0}] [L40] COND FALSE !(main__z >= -10.0) VAL [__return_136=0, __return_main=0, main__i=0, main__max={3156:0}] [L66] main____CPAchecker_TMP_1 = 0 VAL [__return_136=0, __return_main=0, main____CPAchecker_TMP_1=0, main__i=0, main__max={3156:0}] [L47] int __tmp_1; [L48] __tmp_1 = main____CPAchecker_TMP_1 [L49] int __VERIFIER_assert__cond; [L50] __VERIFIER_assert__cond = __tmp_1 VAL [__VERIFIER_assert__cond=0, __return_136=0, __return_main=0, main__i=0, main__max={3156:0}] [L51] COND TRUE __VERIFIER_assert__cond == 0 VAL [__return_136=0, __return_main=0, main__i=0, main__max={3156:0}] [L53] reach_error() VAL [__return_136=0, __return_main=0, main__i=0, main__max={3156:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.99ms. Allocated memory is still 117.4MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 359.79ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 79.9MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.94ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.2MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.43ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 77.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 632.46ms. Allocated memory is still 117.4MB. Free memory was 77.0MB in the beginning and 62.1MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 897.32ms. Allocated memory is still 117.4MB. Free memory was 62.1MB in the beginning and 87.6MB in the end (delta: -25.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.56ms. Allocated memory is still 117.4MB. Free memory was 87.6MB in the beginning and 87.6MB in the end (delta: 21.1kB). 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 20:34:19,165 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/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_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/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_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/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_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/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 b786ed311f07fa83d19e15eff80ed0c31b01d28b674f6a431fdb0a4267861a0f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:34:22,425 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:34:22,575 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:34:22,633 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:34:22,634 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:34:22,634 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:34:22,634 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:34:22,634 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:34:22,635 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:34:22,635 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:34:22,637 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:34:22,637 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:34:22,637 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:34:22,637 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:34:22,638 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:34:22,638 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:34:22,638 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:34:22,638 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:34:22,638 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:34:22,638 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:34:22,639 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:34:22,639 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:34:22,639 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:34:22,639 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:34:22,639 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:34:22,639 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:34:22,639 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:34:22,640 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:34:22,640 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:34:22,640 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:34:22,642 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:34:22,643 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:34:22,643 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:34:22,643 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:34:22,644 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:34:22,644 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:34:22,644 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_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/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 -> b786ed311f07fa83d19e15eff80ed0c31b01d28b674f6a431fdb0a4267861a0f [2024-11-13 20:34:23,045 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:34:23,063 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:34:23,066 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:34:23,070 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:34:23,070 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:34:23,072 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c Unable to find full path for "g++" [2024-11-13 20:34:25,202 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:34:25,541 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:34:25,542 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c [2024-11-13 20:34:25,557 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/data/fd32ef272/0400b40982bd42f4b53af261d80d4640/FLAGd00f0385a [2024-11-13 20:34:25,581 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/data/fd32ef272/0400b40982bd42f4b53af261d80d4640 [2024-11-13 20:34:25,584 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:34:25,586 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:34:25,588 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:34:25,588 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:34:25,594 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:34:25,595 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:34:25" (1/1) ... [2024-11-13 20:34:25,596 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@169a1f8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:25, skipping insertion in model container [2024-11-13 20:34:25,596 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:34:25" (1/1) ... [2024-11-13 20:34:25,617 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:34:25,862 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_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c[1463,1476] [2024-11-13 20:34:25,873 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:34:25,891 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:34:25,940 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_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c[1463,1476] [2024-11-13 20:34:25,951 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:34:25,983 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:34:25,984 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:25 WrapperNode [2024-11-13 20:34:25,984 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:34:25,986 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:34:25,986 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:34:25,986 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:34:25,995 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:25" (1/1) ... [2024-11-13 20:34:26,010 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:25" (1/1) ... [2024-11-13 20:34:26,057 INFO L138 Inliner]: procedures = 19, calls = 78, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 202 [2024-11-13 20:34:26,057 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:34:26,060 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:34:26,060 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:34:26,060 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:34:26,069 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:25" (1/1) ... [2024-11-13 20:34:26,069 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:25" (1/1) ... [2024-11-13 20:34:26,076 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:25" (1/1) ... [2024-11-13 20:34:26,078 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:25" (1/1) ... [2024-11-13 20:34:26,099 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:25" (1/1) ... [2024-11-13 20:34:26,102 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:25" (1/1) ... [2024-11-13 20:34:26,108 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:25" (1/1) ... [2024-11-13 20:34:26,113 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:25" (1/1) ... [2024-11-13 20:34:26,116 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:34:26,121 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:34:26,122 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:34:26,122 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:34:26,123 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:34:25" (1/1) ... [2024-11-13 20:34:26,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:34:26,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:34:26,172 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:34:26,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:34:26,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:34:26,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-13 20:34:26,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:34:26,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:34:26,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 20:34:26,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:34:26,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:34:26,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:34:26,346 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:34:26,349 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:34:37,174 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-13 20:34:37,174 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:34:37,222 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:34:37,222 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:34:37,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:34:37 BoogieIcfgContainer [2024-11-13 20:34:37,223 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:34:37,224 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:34:37,224 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:34:37,251 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:34:37,251 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:34:37" (1/1) ... [2024-11-13 20:34:37,261 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:34:37,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:37,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2024-11-13 20:34:37,312 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2024-11-13 20:34:37,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 20:34:37,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:37,316 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:34:37,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:34:37,321 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:34:37,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:34:37,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:37,585 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:34:37,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:37,697 INFO L255 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:34:37,702 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:34:37,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:34:37,851 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:34:38,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:38,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2024-11-13 20:34:38,178 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2024-11-13 20:34:38,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 20:34:38,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:38,179 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:34:38,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:34:38,183 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:34:38,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:34:39,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:39,403 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:34:48,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:34:48,913 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 20:34:48,915 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:34:55,972 INFO L349 Elim1Store]: treesize reduction 24, result has 51.0 percent of original size [2024-11-13 20:34:55,974 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 243 treesize of output 135 [2024-11-13 20:35:01,241 WARN L286 SmtUtils]: Spent 5.25s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 20:36:16,203 WARN L286 SmtUtils]: Spent 18.40s on a formula simplification that was a NOOP. DAG size: 48 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:36:20,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:36:20,422 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 20:36:53,954 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 20:37:04,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.60s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 20:38:25,538 WARN L286 SmtUtils]: Spent 18.53s on a formula simplification that was a NOOP. DAG size: 49 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:38:35,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 20:38:43,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.83s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 20:38:53,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 20:39:03,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.42s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 20:39:14,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.63s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 20:39:18,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 20:39:28,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 20:39:30,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 20:39:30,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:39:30,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-11-13 20:39:30,122 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-11-13 20:39:30,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 20:39:30,122 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:39:30,122 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:39:30,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:39:30,128 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:39:30,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 20:39:31,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:39:31,544 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:39:41,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:39:42,426 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 20:39:42,430 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 20:39:42,435 INFO L158 Benchmark]: Toolchain (without parser) took 316848.15ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 27.1MB in the end (delta: 33.2MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2024-11-13 20:39:42,435 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:39:42,436 INFO L158 Benchmark]: CACSL2BoogieTranslator took 397.31ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 47.6MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:39:42,436 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.04ms. Allocated memory is still 83.9MB. Free memory was 47.6MB in the beginning and 45.8MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:39:42,437 INFO L158 Benchmark]: Boogie Preprocessor took 56.97ms. Allocated memory is still 83.9MB. Free memory was 45.8MB in the beginning and 44.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:39:42,437 INFO L158 Benchmark]: RCFGBuilder took 11101.58ms. Allocated memory is still 83.9MB. Free memory was 44.3MB in the beginning and 22.2MB in the end (delta: 22.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:39:42,437 INFO L158 Benchmark]: CodeCheck took 305209.43ms. Allocated memory is still 83.9MB. Free memory was 22.2MB in the beginning and 27.1MB in the end (delta: -4.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:39:42,440 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 0.32ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 397.31ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 47.6MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.04ms. Allocated memory is still 83.9MB. Free memory was 47.6MB in the beginning and 45.8MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.97ms. Allocated memory is still 83.9MB. Free memory was 45.8MB in the beginning and 44.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 11101.58ms. Allocated memory is still 83.9MB. Free memory was 44.3MB in the beginning and 22.2MB in the end (delta: 22.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 305209.43ms. Allocated memory is still 83.9MB. Free memory was 22.2MB in the beginning and 27.1MB in the end (delta: -4.9MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 20:39:42,649 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-13 20:39:42,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cf9b9fe-8fdb-47cf-88fb-6a8911a33641/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown