./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.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_734c913c-dc6e-4186-9a72-b9a0e42b5e82/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/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_734c913c-dc6e-4186-9a72-b9a0e42b5e82/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/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_734c913c-dc6e-4186-9a72-b9a0e42b5e82/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 c0d1f9cb4a655c19b11c3c45ae32d6ab056e5c06bd3297b1881af45946419011 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:05:34,344 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:05:34,410 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:05:34,415 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:05:34,415 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:05:34,441 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:05:34,441 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:05:34,442 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:05:34,442 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:05:34,442 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:05:34,442 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:05:34,442 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:05:34,443 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:05:34,443 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:05:34,443 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:05:34,443 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:05:34,443 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:05:34,443 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:05:34,443 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:05:34,443 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:05:34,443 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:05:34,444 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:05:34,444 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:05:34,444 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:05:34,444 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:05:34,444 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:05:34,444 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:05:34,444 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:05:34,445 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:05:34,445 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:05:34,445 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:05:34,445 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:05:34,445 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:05:34,445 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_734c913c-dc6e-4186-9a72-b9a0e42b5e82/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 -> c0d1f9cb4a655c19b11c3c45ae32d6ab056e5c06bd3297b1881af45946419011 [2024-11-13 23:05:34,824 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:05:34,841 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:05:34,844 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:05:34,847 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:05:34,847 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:05:34,849 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c Unable to find full path for "g++" [2024-11-13 23:05:36,912 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:05:37,257 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:05:37,262 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c [2024-11-13 23:05:37,275 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/bin/ukojak-verify-EEHR8qb7sm/data/9b7c3c8fd/687eeff7154446e0b68a9d5662833d65/FLAGc9bdd119f [2024-11-13 23:05:37,294 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/bin/ukojak-verify-EEHR8qb7sm/data/9b7c3c8fd/687eeff7154446e0b68a9d5662833d65 [2024-11-13 23:05:37,297 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:05:37,299 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:05:37,300 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:05:37,301 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:05:37,306 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:05:37,307 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:05:37" (1/1) ... [2024-11-13 23:05:37,309 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24aec10b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:37, skipping insertion in model container [2024-11-13 23:05:37,309 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:05:37" (1/1) ... [2024-11-13 23:05:37,330 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:05:37,524 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_734c913c-dc6e-4186-9a72-b9a0e42b5e82/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c[537,550] [2024-11-13 23:05:37,556 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:05:37,568 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:05:37,583 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_734c913c-dc6e-4186-9a72-b9a0e42b5e82/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c[537,550] [2024-11-13 23:05:37,598 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:05:37,623 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:05:37,623 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:37 WrapperNode [2024-11-13 23:05:37,623 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:05:37,625 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:05:37,625 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:05:37,625 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:05:37,633 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:37" (1/1) ... [2024-11-13 23:05:37,641 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:37" (1/1) ... [2024-11-13 23:05:37,667 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 55 [2024-11-13 23:05:37,668 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:05:37,669 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:05:37,669 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:05:37,669 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:05:37,679 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:37" (1/1) ... [2024-11-13 23:05:37,680 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:37" (1/1) ... [2024-11-13 23:05:37,686 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:37" (1/1) ... [2024-11-13 23:05:37,686 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:37" (1/1) ... [2024-11-13 23:05:37,694 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:37" (1/1) ... [2024-11-13 23:05:37,701 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:37" (1/1) ... [2024-11-13 23:05:37,701 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:37" (1/1) ... [2024-11-13 23:05:37,702 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:37" (1/1) ... [2024-11-13 23:05:37,704 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:05:37,708 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:05:37,708 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:05:37,708 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:05:37,710 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:05:37" (1/1) ... [2024-11-13 23:05:37,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:05:37,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:05:37,760 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:05:37,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:05:37,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:05:37,806 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:05:37,807 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:05:37,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:05:37,807 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:05:37,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:05:37,807 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 23:05:37,809 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 23:05:37,903 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:05:37,908 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:05:38,168 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-13 23:05:38,168 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:05:38,247 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:05:38,247 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:05:38,248 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:05:38 BoogieIcfgContainer [2024-11-13 23:05:38,248 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:05:38,249 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:05:38,249 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:05:38,261 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:05:38,261 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:05:38" (1/1) ... [2024-11-13 23:05:38,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:05:38,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:05:38,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-11-13 23:05:38,351 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-11-13 23:05:38,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 23:05:38,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:05:38,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:05:38,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:05:38,570 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 23:05:38,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:05:38,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2024-11-13 23:05:38,605 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-11-13 23:05:38,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 23:05:38,606 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:05:38,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:05:38,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:05:38,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:05:38,812 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 23:05:38,819 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:05:39,077 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 23:05:39,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:05:39,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2024-11-13 23:05:39,291 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2024-11-13 23:05:39,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 23:05:39,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:05:39,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:05:39,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:05:39,507 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 23:05:39,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:05:39,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 28 states and 39 transitions. [2024-11-13 23:05:39,980 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2024-11-13 23:05:39,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 23:05:39,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:05:39,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:05:40,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:05:40,629 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 23:05:42,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:05:42,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 39 transitions. [2024-11-13 23:05:42,482 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2024-11-13 23:05:42,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 23:05:42,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:05:42,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:05:42,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:05:43,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:05:43,780 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 23:05:43,784 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:06:14,678 WARN L286 SmtUtils]: Spent 10.13s 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 23:06:21,002 WARN L286 SmtUtils]: Spent 6.32s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 23:06:31,175 WARN L286 SmtUtils]: Spent 10.17s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 23:06:38,347 WARN L286 SmtUtils]: Spent 7.17s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 23:06:48,370 WARN L286 SmtUtils]: Spent 10.02s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 23:06:51,661 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 23:07:56,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 23:07:57,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 23:07:58,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:07:58,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 36 states and 55 transitions. [2024-11-13 23:07:58,610 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 55 transitions. [2024-11-13 23:07:58,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 23:07:58,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:07:58,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:07:58,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:08:05,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:05,802 INFO L255 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 23:08:05,805 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:08:16,198 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 23:08:50,602 WARN L286 SmtUtils]: Spent 6.34s 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 23:09:29,110 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 23:09:48,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.47s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 23:09:52,796 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 23:09:52,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:09:52,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 43 states and 73 transitions. [2024-11-13 23:09:52,861 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 73 transitions. [2024-11-13 23:09:52,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 23:09:52,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:09:52,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:09:52,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:10:02,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:10:03,001 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 23:10:03,006 INFO L158 Benchmark]: Toolchain (without parser) took 265707.58ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 70.0MB in the end (delta: 21.8MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2024-11-13 23:10:03,007 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 83.9MB. Free memory was 41.5MB in the beginning and 41.3MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:10:03,007 INFO L158 Benchmark]: CACSL2BoogieTranslator took 323.67ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 80.4MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:10:03,008 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.52ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:10:03,008 INFO L158 Benchmark]: Boogie Preprocessor took 38.52ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 78.8MB in the end (delta: 601.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:10:03,009 INFO L158 Benchmark]: RCFGBuilder took 540.12ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 66.3MB in the end (delta: 12.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:10:03,009 INFO L158 Benchmark]: CodeCheck took 264756.38ms. Allocated memory is still 117.4MB. Free memory was 66.3MB in the beginning and 70.0MB in the end (delta: -3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:10:03,012 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 0.43ms. Allocated memory is still 83.9MB. Free memory was 41.5MB in the beginning and 41.3MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 323.67ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 80.4MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.52ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 38.52ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 78.8MB in the end (delta: 601.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 540.12ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 66.3MB in the end (delta: 12.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 264756.38ms. Allocated memory is still 117.4MB. Free memory was 66.3MB in the beginning and 70.0MB in the end (delta: -3.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 23:10:03,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/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_734c913c-dc6e-4186-9a72-b9a0e42b5e82/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/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_734c913c-dc6e-4186-9a72-b9a0e42b5e82/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/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_734c913c-dc6e-4186-9a72-b9a0e42b5e82/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 c0d1f9cb4a655c19b11c3c45ae32d6ab056e5c06bd3297b1881af45946419011 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:10:05,833 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:10:05,973 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 23:10:06,059 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:10:06,063 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:10:06,063 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:10:06,064 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:10:06,064 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:10:06,064 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:10:06,064 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:10:06,064 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:10:06,064 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:10:06,066 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:10:06,066 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:10:06,066 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:10:06,066 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:10:06,066 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:10:06,067 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:10:06,067 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:10:06,067 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:10:06,067 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:10:06,067 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:10:06,067 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:10:06,067 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:10:06,068 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:10:06,068 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:10:06,068 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:10:06,068 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:10:06,068 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:10:06,068 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:10:06,069 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:10:06,069 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:10:06,069 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:10:06,069 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:10:06,069 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:10:06,069 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:10:06,069 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_734c913c-dc6e-4186-9a72-b9a0e42b5e82/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 -> c0d1f9cb4a655c19b11c3c45ae32d6ab056e5c06bd3297b1881af45946419011 [2024-11-13 23:10:06,355 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:10:06,364 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:10:06,366 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:10:06,367 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:10:06,368 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:10:06,369 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c Unable to find full path for "g++" [2024-11-13 23:10:08,375 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:10:08,613 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:10:08,614 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c [2024-11-13 23:10:08,627 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/bin/ukojak-verify-EEHR8qb7sm/data/2b05f30c0/077281ded390479ebc8b66219081437b/FLAGa6146262f [2024-11-13 23:10:08,655 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/bin/ukojak-verify-EEHR8qb7sm/data/2b05f30c0/077281ded390479ebc8b66219081437b [2024-11-13 23:10:08,658 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:10:08,660 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:10:08,664 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:10:08,666 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:10:08,671 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:10:08,673 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:10:08" (1/1) ... [2024-11-13 23:10:08,674 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e8473b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:08, skipping insertion in model container [2024-11-13 23:10:08,674 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:10:08" (1/1) ... [2024-11-13 23:10:08,695 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:10:08,904 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_734c913c-dc6e-4186-9a72-b9a0e42b5e82/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c[537,550] [2024-11-13 23:10:08,940 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:10:08,959 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:10:08,978 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_734c913c-dc6e-4186-9a72-b9a0e42b5e82/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c[537,550] [2024-11-13 23:10:08,995 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:10:09,018 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:10:09,019 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:09 WrapperNode [2024-11-13 23:10:09,020 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:10:09,022 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:10:09,022 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:10:09,022 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:10:09,030 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:09" (1/1) ... [2024-11-13 23:10:09,042 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:09" (1/1) ... [2024-11-13 23:10:09,064 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 55 [2024-11-13 23:10:09,065 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:10:09,066 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:10:09,066 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:10:09,066 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:10:09,075 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:09" (1/1) ... [2024-11-13 23:10:09,076 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:09" (1/1) ... [2024-11-13 23:10:09,078 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:09" (1/1) ... [2024-11-13 23:10:09,080 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:09" (1/1) ... [2024-11-13 23:10:09,091 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:09" (1/1) ... [2024-11-13 23:10:09,095 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:09" (1/1) ... [2024-11-13 23:10:09,100 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:09" (1/1) ... [2024-11-13 23:10:09,102 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:09" (1/1) ... [2024-11-13 23:10:09,107 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:10:09,108 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:10:09,108 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:10:09,108 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:10:09,109 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:10:09" (1/1) ... [2024-11-13 23:10:09,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:10:09,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:10:09,152 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:10:09,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:10:09,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:10:09,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:10:09,194 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:10:09,194 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:10:09,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:10:09,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:10:09,194 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 23:10:09,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 23:10:09,257 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:10:09,258 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:10:09,436 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-13 23:10:09,436 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:10:09,508 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:10:09,512 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:10:09,512 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:10:09 BoogieIcfgContainer [2024-11-13 23:10:09,513 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:10:09,514 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:10:09,514 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:10:09,524 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:10:09,524 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:10:09" (1/1) ... [2024-11-13 23:10:09,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:10:09,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:09,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-11-13 23:10:09,608 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-11-13 23:10:09,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 23:10:09,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:09,616 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:10:09,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:10:09,623 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:10:09,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:10:09,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:09,767 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:10:09,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:09,859 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 23:10:09,866 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:10:09,898 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 23:10:09,900 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 23:10:09,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 23:10:09,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:09,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2024-11-13 23:10:09,951 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-11-13 23:10:09,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 23:10:09,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:09,953 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:10:09,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:10:09,955 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:10:09,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:10:10,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:10,115 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:10:20,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:10:20,316 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 23:10:20,318 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 23:10:20,322 INFO L158 Benchmark]: Toolchain (without parser) took 11661.88ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 46.6MB in the end (delta: 45.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 23:10:20,323 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 117.4MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:10:20,323 INFO L158 Benchmark]: CACSL2BoogieTranslator took 356.51ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 80.5MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:10:20,324 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.23ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:10:20,324 INFO L158 Benchmark]: Boogie Preprocessor took 41.34ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 78.5MB in the end (delta: 895.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:10:20,325 INFO L158 Benchmark]: RCFGBuilder took 405.09ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 63.3MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:10:20,325 INFO L158 Benchmark]: CodeCheck took 10807.26ms. Allocated memory is still 117.4MB. Free memory was 63.3MB in the beginning and 46.6MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:10:20,328 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 0.52ms. Allocated memory is still 117.4MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 356.51ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 80.5MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.23ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.34ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 78.5MB in the end (delta: 895.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 405.09ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 63.3MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 10807.26ms. Allocated memory is still 117.4MB. Free memory was 63.3MB in the beginning and 46.6MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 23:10:20,362 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_734c913c-dc6e-4186-9a72-b9a0e42b5e82/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown