./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound100.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_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/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_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/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_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/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 224124331a9cf6d591dda5cf0214448c28166748d3252ec664da301130d1a9f9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:57:02,349 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:57:02,437 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 16:57:02,445 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:57:02,445 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:57:02,486 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:57:02,487 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:57:02,487 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:57:02,487 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:57:02,487 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:57:02,488 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:57:02,488 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:57:02,488 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:57:02,488 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:57:02,488 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:57:02,488 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:57:02,488 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:57:02,488 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:57:02,491 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:57:02,491 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:57:02,491 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:57:02,491 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:57:02,491 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:57:02,492 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:57:02,492 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:57:02,492 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:57:02,492 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:57:02,492 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:57:02,492 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:57:02,492 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:57:02,492 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:57:02,492 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:57:02,492 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:57:02,493 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_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/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 -> 224124331a9cf6d591dda5cf0214448c28166748d3252ec664da301130d1a9f9 [2024-11-13 16:57:02,789 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:57:02,798 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:57:02,800 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:57:02,801 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:57:02,802 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:57:02,803 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound100.c Unable to find full path for "g++" [2024-11-13 16:57:04,713 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:57:04,949 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:57:04,950 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound100.c [2024-11-13 16:57:04,957 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/data/244ecf861/474ed279cddb407bb325ea4ce8c16fab/FLAG22625a423 [2024-11-13 16:57:04,981 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/data/244ecf861/474ed279cddb407bb325ea4ce8c16fab [2024-11-13 16:57:04,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:57:04,985 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:57:04,988 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:57:04,989 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:57:04,993 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:57:04,994 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:57:04" (1/1) ... [2024-11-13 16:57:04,995 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@407180f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:57:04, skipping insertion in model container [2024-11-13 16:57:04,995 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:57:04" (1/1) ... [2024-11-13 16:57:05,009 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:57:05,193 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_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound100.c[537,550] [2024-11-13 16:57:05,219 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:57:05,229 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:57:05,240 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_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound100.c[537,550] [2024-11-13 16:57:05,254 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:57:05,274 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:57:05,275 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:57:05 WrapperNode [2024-11-13 16:57:05,275 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:57:05,276 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:57:05,276 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:57:05,277 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:57:05,284 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:57:05" (1/1) ... [2024-11-13 16:57:05,295 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:57:05" (1/1) ... [2024-11-13 16:57:05,316 INFO L138 Inliner]: procedures = 14, calls = 22, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 52 [2024-11-13 16:57:05,317 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:57:05,317 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:57:05,318 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:57:05,318 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:57:05,326 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:57:05" (1/1) ... [2024-11-13 16:57:05,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:57:05" (1/1) ... [2024-11-13 16:57:05,332 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:57:05" (1/1) ... [2024-11-13 16:57:05,332 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:57:05" (1/1) ... [2024-11-13 16:57:05,335 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:57:05" (1/1) ... [2024-11-13 16:57:05,345 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:57:05" (1/1) ... [2024-11-13 16:57:05,347 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:57:05" (1/1) ... [2024-11-13 16:57:05,348 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:57:05" (1/1) ... [2024-11-13 16:57:05,350 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:57:05,354 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:57:05,354 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:57:05,354 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:57:05,355 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:57:05" (1/1) ... [2024-11-13 16:57:05,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:57:05,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:57:05,389 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:57:05,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:57:05,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:57:05,422 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 16:57:05,423 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 16:57:05,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:57:05,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:57:05,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:57:05,423 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 16:57:05,424 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 16:57:05,498 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:57:05,501 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:57:05,671 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-13 16:57:05,671 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:57:05,739 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:57:05,739 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:57:05,740 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:57:05 BoogieIcfgContainer [2024-11-13 16:57:05,740 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:57:05,741 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:57:05,741 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:57:05,751 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:57:05,751 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:57:05" (1/1) ... [2024-11-13 16:57:05,760 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:57:05,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:05,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2024-11-13 16:57:05,827 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2024-11-13 16:57:05,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 16:57:05,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:05,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:57:06,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:57:06,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:06,157 INFO L255 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 16:57:06,165 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:06,423 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 16:57:06,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:06,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 38 transitions. [2024-11-13 16:57:06,556 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2024-11-13 16:57:06,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 16:57:06,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:06,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:57:06,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:07,327 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 16:57:09,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:09,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2024-11-13 16:57:09,077 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2024-11-13 16:57:09,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 16:57:09,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:09,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:57:09,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:57:10,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:10,285 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 16:57:10,289 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:12,139 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 16:57:20,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:57:21,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:57:21,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:57:21,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2024-11-13 16:57:21,810 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2024-11-13 16:57:21,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 16:57:21,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:57:21,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:57:21,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:57:25,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:57:25,150 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-13 16:57:25,154 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:44,508 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 16 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-13 16:58:23,977 WARN L286 SmtUtils]: Spent 16.42s on a formula simplification that was a NOOP. DAG size: 47 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 16:59:15,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:59:22,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:59:24,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:59:24,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:24,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 38 states and 59 transitions. [2024-11-13 16:59:24,845 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 59 transitions. [2024-11-13 16:59:24,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 16:59:24,847 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:24,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:59:25,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:59:35,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:59:35,158 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 16:59:35,162 INFO L158 Benchmark]: Toolchain (without parser) took 150176.66ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 82.6MB in the end (delta: 10.5MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2024-11-13 16:59:35,162 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory was 74.8MB in the beginning and 74.7MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:59:35,163 INFO L158 Benchmark]: CACSL2BoogieTranslator took 286.92ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 81.7MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:59:35,163 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.05ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:59:35,164 INFO L158 Benchmark]: Boogie Preprocessor took 35.98ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.7MB in the end (delta: 858.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:59:35,164 INFO L158 Benchmark]: RCFGBuilder took 385.76ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 67.1MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:59:35,165 INFO L158 Benchmark]: CodeCheck took 149420.46ms. Allocated memory is still 117.4MB. Free memory was 67.1MB in the beginning and 82.6MB in the end (delta: -15.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:59:35,167 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 0.37ms. Allocated memory is still 117.4MB. Free memory was 74.8MB in the beginning and 74.7MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 286.92ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 81.7MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.05ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.98ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.7MB in the end (delta: 858.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 385.76ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 67.1MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 149420.46ms. Allocated memory is still 117.4MB. Free memory was 67.1MB in the beginning and 82.6MB in the end (delta: -15.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 16:59:35,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/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_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/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_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/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_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/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 224124331a9cf6d591dda5cf0214448c28166748d3252ec664da301130d1a9f9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:59:37,783 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:59:37,879 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 16:59:37,921 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:59:37,923 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:59:37,923 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:59:37,923 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:59:37,923 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:59:37,924 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:59:37,924 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:59:37,924 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:59:37,924 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:59:37,924 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:59:37,924 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:59:37,925 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:59:37,925 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:59:37,925 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:59:37,925 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:59:37,925 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:59:37,925 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:59:37,925 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:59:37,930 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:59:37,930 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:59:37,930 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:59:37,930 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:59:37,930 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:59:37,930 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:37,930 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:59:37,930 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:59:37,930 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:59:37,931 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:59:37,931 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:59:37,931 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:59:37,931 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:59:37,931 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:37,931 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:59:37,931 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_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/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 -> 224124331a9cf6d591dda5cf0214448c28166748d3252ec664da301130d1a9f9 [2024-11-13 16:59:38,248 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:59:38,256 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:59:38,258 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:59:38,260 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:59:38,260 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:59:38,261 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound100.c Unable to find full path for "g++" [2024-11-13 16:59:40,276 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:59:40,512 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:59:40,512 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound100.c [2024-11-13 16:59:40,534 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/data/5ef4ff916/277cb0c9af81495cb06374f90aef3a81/FLAG3cd614899 [2024-11-13 16:59:40,846 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/data/5ef4ff916/277cb0c9af81495cb06374f90aef3a81 [2024-11-13 16:59:40,849 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:59:40,851 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:59:40,853 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:59:40,854 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:59:40,858 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:59:40,859 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:59:40" (1/1) ... [2024-11-13 16:59:40,860 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f6ae144 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:40, skipping insertion in model container [2024-11-13 16:59:40,860 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:59:40" (1/1) ... [2024-11-13 16:59:40,877 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:59:41,038 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_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound100.c[537,550] [2024-11-13 16:59:41,070 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:59:41,086 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:59:41,102 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_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound100.c[537,550] [2024-11-13 16:59:41,114 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:59:41,138 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:59:41,138 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:41 WrapperNode [2024-11-13 16:59:41,139 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:59:41,140 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:59:41,140 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:59:41,140 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:59:41,147 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:41" (1/1) ... [2024-11-13 16:59:41,156 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:41" (1/1) ... [2024-11-13 16:59:41,169 INFO L138 Inliner]: procedures = 14, calls = 22, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 52 [2024-11-13 16:59:41,169 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:59:41,170 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:59:41,170 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:59:41,170 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:59:41,175 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:41" (1/1) ... [2024-11-13 16:59:41,175 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:41" (1/1) ... [2024-11-13 16:59:41,177 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:41" (1/1) ... [2024-11-13 16:59:41,177 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:41" (1/1) ... [2024-11-13 16:59:41,182 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:41" (1/1) ... [2024-11-13 16:59:41,185 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:41" (1/1) ... [2024-11-13 16:59:41,186 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:41" (1/1) ... [2024-11-13 16:59:41,187 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:41" (1/1) ... [2024-11-13 16:59:41,189 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:59:41,190 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:59:41,190 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:59:41,190 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:59:41,191 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:41" (1/1) ... [2024-11-13 16:59:41,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:59:41,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:59:41,221 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:59:41,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:59:41,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:59:41,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 16:59:41,245 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 16:59:41,245 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 16:59:41,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:59:41,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:59:41,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 16:59:41,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 16:59:41,303 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:59:41,304 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:59:41,476 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-13 16:59:41,476 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:59:41,530 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:59:41,530 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:59:41,531 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:59:41 BoogieIcfgContainer [2024-11-13 16:59:41,531 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:59:41,531 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:59:41,532 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:59:41,542 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:59:41,542 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:59:41" (1/1) ... [2024-11-13 16:59:41,550 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:59:41,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:41,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2024-11-13 16:59:41,599 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2024-11-13 16:59:41,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 16:59:41,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:41,605 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:41,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:59:41,610 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:59:41,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 16:59:41,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:41,774 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:59:49,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:49,894 INFO L255 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 16:59:49,902 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:59:50,570 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-13 16:59:50,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 16:59:59,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.77s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 17:00:00,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:00,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 27 states and 37 transitions. [2024-11-13 17:00:00,048 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-11-13 17:00:00,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 17:00:00,053 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:00,053 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:00:00,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:00:00,055 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:00:00,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 17:00:00,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:00,139 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:00:00,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:00,190 INFO L255 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 17:00:00,194 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:00:02,080 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-13 17:00:02,082 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 17:00:02,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 17:00:11,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.76s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 17:00:22,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 17:00:23,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:23,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 31 states and 47 transitions. [2024-11-13 17:00:23,190 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 47 transitions. [2024-11-13 17:00:23,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 17:00:23,191 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:23,191 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:00:23,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:00:23,193 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:00:23,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 17:00:26,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:26,932 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:00:36,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 17:00:37,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 17:00:37,046 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 17:00:37,050 INFO L158 Benchmark]: Toolchain (without parser) took 56199.01ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 67.3MB in the end (delta: 25.0MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2024-11-13 17:00:37,050 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 117.4MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 17:00:37,051 INFO L158 Benchmark]: CACSL2BoogieTranslator took 286.13ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 80.6MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 17:00:37,051 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.28ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 17:00:37,051 INFO L158 Benchmark]: Boogie Preprocessor took 19.60ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 78.4MB in the end (delta: 971.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 17:00:37,052 INFO L158 Benchmark]: RCFGBuilder took 341.04ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 64.3MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 17:00:37,055 INFO L158 Benchmark]: CodeCheck took 55517.59ms. Allocated memory is still 117.4MB. Free memory was 64.3MB in the beginning and 67.3MB in the end (delta: -3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 17:00:37,058 INFO L338 ainManager$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 0.42ms. Allocated memory is still 117.4MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 286.13ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 80.6MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.28ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.60ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 78.4MB in the end (delta: 971.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 341.04ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 64.3MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 55517.59ms. Allocated memory is still 117.4MB. Free memory was 64.3MB in the beginning and 67.3MB in the end (delta: -3.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 17:00:37,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ef10b5b-7fef-445d-b7d6-0e955fd6438f/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