./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b --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 ea5067dfa77458b8ea4f8f835e068ba134ca35821331206475c8d72407b7767c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:44:11,445 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:44:11,504 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 22:44:11,509 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:44:11,509 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:44:11,530 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:44:11,530 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:44:11,531 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:44:11,531 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:44:11,531 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:44:11,531 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:44:11,531 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:44:11,531 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:44:11,531 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:44:11,532 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:44:11,532 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:44:11,532 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:44:11,532 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:44:11,532 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:44:11,532 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:44:11,532 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:44:11,532 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:44:11,532 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:44:11,532 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:44:11,532 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:44:11,533 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:44:11,533 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:44:11,533 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:44:11,533 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:44:11,533 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:44:11,533 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:44:11,533 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:44:11,533 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:44:11,533 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_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b 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 -> ea5067dfa77458b8ea4f8f835e068ba134ca35821331206475c8d72407b7767c [2024-12-05 22:44:11,773 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:44:11,782 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:44:11,784 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:44:11,785 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:44:11,785 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:44:11,787 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c [2024-12-05 22:44:14,402 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/data/cf6d58857/ce34f3530d4e4233b5988394239343b2/FLAG3e43f7c3c [2024-12-05 22:44:14,596 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:44:14,596 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c [2024-12-05 22:44:14,602 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/data/cf6d58857/ce34f3530d4e4233b5988394239343b2/FLAG3e43f7c3c [2024-12-05 22:44:14,975 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/data/cf6d58857/ce34f3530d4e4233b5988394239343b2 [2024-12-05 22:44:14,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:44:14,978 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:44:14,979 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:44:14,979 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:44:14,982 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:44:14,982 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:44:14" (1/1) ... [2024-12-05 22:44:14,983 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53d4ee81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:44:14, skipping insertion in model container [2024-12-05 22:44:14,983 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:44:14" (1/1) ... [2024-12-05 22:44:14,992 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:44:15,095 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_26837dea-1cef-4b6f-aa07-8d5118851b1e/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c[537,550] [2024-12-05 22:44:15,112 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:44:15,121 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:44:15,132 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_26837dea-1cef-4b6f-aa07-8d5118851b1e/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c[537,550] [2024-12-05 22:44:15,137 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:44:15,149 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:44:15,149 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:44:15 WrapperNode [2024-12-05 22:44:15,149 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:44:15,150 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:44:15,150 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:44:15,150 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:44:15,156 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:44:15" (1/1) ... [2024-12-05 22:44:15,161 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:44:15" (1/1) ... [2024-12-05 22:44:15,171 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 55 [2024-12-05 22:44:15,171 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:44:15,172 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:44:15,172 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:44:15,172 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:44:15,179 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:44:15" (1/1) ... [2024-12-05 22:44:15,179 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:44:15" (1/1) ... [2024-12-05 22:44:15,180 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:44:15" (1/1) ... [2024-12-05 22:44:15,180 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:44:15" (1/1) ... [2024-12-05 22:44:15,183 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:44:15" (1/1) ... [2024-12-05 22:44:15,184 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:44:15" (1/1) ... [2024-12-05 22:44:15,186 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:44:15" (1/1) ... [2024-12-05 22:44:15,187 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:44:15" (1/1) ... [2024-12-05 22:44:15,188 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:44:15" (1/1) ... [2024-12-05 22:44:15,190 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:44:15,190 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:44:15,190 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:44:15,191 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:44:15,192 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:44:15" (1/1) ... [2024-12-05 22:44:15,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:44:15,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:44:15,220 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:44:15,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:44:15,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:44:15,248 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 22:44:15,248 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 22:44:15,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:44:15,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:44:15,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:44:15,248 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 22:44:15,248 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 22:44:15,294 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:44:15,295 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:44:15,411 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-12-05 22:44:15,411 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:44:15,447 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:44:15,447 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:44:15,447 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:44:15 BoogieIcfgContainer [2024-12-05 22:44:15,447 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:44:15,448 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:44:15,448 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:44:15,455 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:44:15,455 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:44:15" (1/1) ... [2024-12-05 22:44:15,461 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:44:15,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:15,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-12-05 22:44:15,509 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-12-05 22:44:15,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 22:44:15,513 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:15,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:44:15,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:15,651 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 22:44:15,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:15,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2024-12-05 22:44:15,682 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-12-05 22:44:15,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-05 22:44:15,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:15,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:44:15,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:15,827 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 22:44:15,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:15,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 23 states and 29 transitions. [2024-12-05 22:44:15,895 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2024-12-05 22:44:15,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-05 22:44:15,896 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:15,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:44:15,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:44:15,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:15,996 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-05 22:44:16,001 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:16,157 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 22:44:16,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:16,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 28 states and 40 transitions. [2024-12-05 22:44:16,446 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2024-12-05 22:44:16,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 22:44:16,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:16,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:44:16,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:16,752 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 22:44:19,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:44:19,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:19,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 39 transitions. [2024-12-05 22:44:19,652 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2024-12-05 22:44:19,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 22:44:19,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:19,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:44:19,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:44:20,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:20,233 INFO L256 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-05 22:44:20,236 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:45,160 WARN L286 SmtUtils]: Spent 10.32s 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) [2024-12-05 22:44:54,419 WARN L286 SmtUtils]: Spent 9.26s 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) [2024-12-05 22:45:04,695 WARN L286 SmtUtils]: Spent 10.28s 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) [2024-12-05 22:45:14,707 WARN L286 SmtUtils]: Spent 10.01s 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) [2024-12-05 22:45:24,864 WARN L286 SmtUtils]: Spent 10.16s 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) [2024-12-05 22:45:24,948 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 22:46:14,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:46:29,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:46:29,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:29,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 36 states and 55 transitions. [2024-12-05 22:46:29,259 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 55 transitions. [2024-12-05 22:46:29,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 22:46:29,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:29,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:46:29,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:29,479 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 22:46:30,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:30,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 40 states and 67 transitions. [2024-12-05 22:46:30,331 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2024-12-05 22:46:30,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 22:46:30,331 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:30,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:46:30,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:46:30,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:30,889 INFO L256 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-05 22:46:30,891 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:31,788 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 22:46:53,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:53,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 43 states and 77 transitions. [2024-12-05 22:46:53,097 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 77 transitions. [2024-12-05 22:46:53,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-05 22:46:53,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:53,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:46:53,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:53,311 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-12-05 22:47:20,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:47:21,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:21,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 47 states and 95 transitions. [2024-12-05 22:47:21,558 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 95 transitions. [2024-12-05 22:47:21,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-05 22:47:21,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:21,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:47:21,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:47:31,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:47:31,635 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 22:47:31,639 INFO L158 Benchmark]: Toolchain (without parser) took 196661.11ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 97.5MB in the end (delta: 20.0MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2024-12-05 22:47:31,639 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:47:31,640 INFO L158 Benchmark]: CACSL2BoogieTranslator took 170.96ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 106.1MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:47:31,640 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.30ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 104.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:47:31,640 INFO L158 Benchmark]: Boogie Preprocessor took 17.77ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 104.2MB in the end (delta: 630.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:47:31,640 INFO L158 Benchmark]: RCFGBuilder took 257.04ms. Allocated memory is still 142.6MB. Free memory was 104.0MB in the beginning and 91.0MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:47:31,641 INFO L158 Benchmark]: CodeCheck took 196190.60ms. Allocated memory is still 142.6MB. Free memory was 91.0MB in the beginning and 97.5MB in the end (delta: -6.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:47:31,642 INFO L338 ainManager$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 0.29ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 170.96ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 106.1MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.30ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 104.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.77ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 104.2MB in the end (delta: 630.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 257.04ms. Allocated memory is still 142.6MB. Free memory was 104.0MB in the beginning and 91.0MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 196190.60ms. Allocated memory is still 142.6MB. Free memory was 91.0MB in the beginning and 97.5MB in the end (delta: -6.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 22:47:31,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/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_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b --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 ea5067dfa77458b8ea4f8f835e068ba134ca35821331206475c8d72407b7767c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:47:33,523 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:47:33,596 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 22:47:33,625 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:47:33,625 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:47:33,626 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:47:33,626 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:47:33,626 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:47:33,626 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:47:33,627 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:47:33,627 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:47:33,627 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:47:33,627 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:47:33,627 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:47:33,627 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:47:33,627 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:47:33,627 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:47:33,627 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:47:33,627 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:47:33,628 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:47:33,628 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:47:33,628 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:47:33,628 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:47:33,628 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:47:33,628 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:47:33,628 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:47:33,628 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:33,628 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:47:33,628 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:47:33,629 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:47:33,629 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:47:33,629 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:47:33,629 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:47:33,629 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:47:33,629 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:33,629 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:47:33,629 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_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b 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 -> ea5067dfa77458b8ea4f8f835e068ba134ca35821331206475c8d72407b7767c [2024-12-05 22:47:33,876 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:47:33,884 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:47:33,886 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:47:33,888 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:47:33,888 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:47:33,889 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c [2024-12-05 22:47:36,514 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/data/588a1d1c0/0549ff722e084bf9abd72e68b77c99ca/FLAG4bbed0b5c [2024-12-05 22:47:36,707 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:47:36,708 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c [2024-12-05 22:47:36,715 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/data/588a1d1c0/0549ff722e084bf9abd72e68b77c99ca/FLAG4bbed0b5c [2024-12-05 22:47:37,084 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/data/588a1d1c0/0549ff722e084bf9abd72e68b77c99ca [2024-12-05 22:47:37,086 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:47:37,087 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:47:37,088 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:47:37,088 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:47:37,091 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:47:37,092 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:47:37" (1/1) ... [2024-12-05 22:47:37,092 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24f9c384 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:37, skipping insertion in model container [2024-12-05 22:47:37,092 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:47:37" (1/1) ... [2024-12-05 22:47:37,103 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:47:37,209 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_26837dea-1cef-4b6f-aa07-8d5118851b1e/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c[537,550] [2024-12-05 22:47:37,225 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:47:37,233 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:47:37,243 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_26837dea-1cef-4b6f-aa07-8d5118851b1e/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c[537,550] [2024-12-05 22:47:37,249 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:47:37,259 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:47:37,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:37 WrapperNode [2024-12-05 22:47:37,260 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:47:37,260 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:47:37,260 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:47:37,260 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:47:37,265 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:37" (1/1) ... [2024-12-05 22:47:37,270 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:37" (1/1) ... [2024-12-05 22:47:37,282 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 55 [2024-12-05 22:47:37,282 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:47:37,283 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:47:37,283 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:47:37,283 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:47:37,287 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:37" (1/1) ... [2024-12-05 22:47:37,287 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:37" (1/1) ... [2024-12-05 22:47:37,289 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:37" (1/1) ... [2024-12-05 22:47:37,289 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:37" (1/1) ... [2024-12-05 22:47:37,293 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:37" (1/1) ... [2024-12-05 22:47:37,294 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:37" (1/1) ... [2024-12-05 22:47:37,297 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:37" (1/1) ... [2024-12-05 22:47:37,298 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:37" (1/1) ... [2024-12-05 22:47:37,299 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:37" (1/1) ... [2024-12-05 22:47:37,300 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:47:37,301 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:47:37,301 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:47:37,301 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:47:37,302 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:47:37" (1/1) ... [2024-12-05 22:47:37,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:47:37,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:47:37,326 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:47:37,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:47:37,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:47:37,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:47:37,350 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 22:47:37,350 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 22:47:37,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:47:37,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:47:37,351 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 22:47:37,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 22:47:37,399 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:47:37,400 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:47:37,520 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-12-05 22:47:37,520 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:47:37,556 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:47:37,556 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:47:37,556 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:47:37 BoogieIcfgContainer [2024-12-05 22:47:37,556 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:47:37,557 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:47:37,557 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:47:37,564 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:47:37,564 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:47:37" (1/1) ... [2024-12-05 22:47:37,570 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:47:37,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:37,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-12-05 22:47:37,616 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-12-05 22:47:37,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 22:47:37,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:37,620 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:37,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:37,623 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:37,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:47:37,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:37,696 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:37,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:37,739 INFO L256 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-05 22:47:37,742 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:37,760 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 22:47:37,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 22:47:37,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:37,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2024-12-05 22:47:37,785 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-12-05 22:47:37,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-05 22:47:37,785 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:37,786 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:37,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:37,787 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:37,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:47:37,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:37,880 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:37,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:37,917 INFO L256 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 22:47:37,919 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:38,015 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 22:47:38,018 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 22:47:38,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:38,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2024-12-05 22:47:38,154 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2024-12-05 22:47:38,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-05 22:47:38,154 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:38,154 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:38,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:38,156 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:38,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 22:47:38,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:38,273 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:48,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:47:48,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 22:47:48,484 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 22:47:48,488 INFO L158 Benchmark]: Toolchain (without parser) took 11400.72ms. Allocated memory is still 92.3MB. Free memory was 70.1MB in the beginning and 42.2MB in the end (delta: 27.9MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2024-12-05 22:47:48,488 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:47:48,489 INFO L158 Benchmark]: CACSL2BoogieTranslator took 172.01ms. Allocated memory is still 92.3MB. Free memory was 69.9MB in the beginning and 58.2MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:47:48,489 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.06ms. Allocated memory is still 92.3MB. Free memory was 58.2MB in the beginning and 57.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:47:48,490 INFO L158 Benchmark]: Boogie Preprocessor took 17.66ms. Allocated memory is still 92.3MB. Free memory was 57.0MB in the beginning and 56.1MB in the end (delta: 860.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:47:48,490 INFO L158 Benchmark]: RCFGBuilder took 255.45ms. Allocated memory is still 92.3MB. Free memory was 56.0MB in the beginning and 42.3MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:47:48,491 INFO L158 Benchmark]: CodeCheck took 10930.16ms. Allocated memory is still 92.3MB. Free memory was 42.2MB in the beginning and 42.2MB in the end (delta: -43.6kB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. [2024-12-05 22:47:48,493 INFO L338 ainManager$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 0.46ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 172.01ms. Allocated memory is still 92.3MB. Free memory was 69.9MB in the beginning and 58.2MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.06ms. Allocated memory is still 92.3MB. Free memory was 58.2MB in the beginning and 57.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.66ms. Allocated memory is still 92.3MB. Free memory was 57.0MB in the beginning and 56.1MB in the end (delta: 860.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 255.45ms. Allocated memory is still 92.3MB. Free memory was 56.0MB in the beginning and 42.3MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 10930.16ms. Allocated memory is still 92.3MB. Free memory was 42.2MB in the beginning and 42.2MB in the end (delta: -43.6kB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 22:47:48,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26837dea-1cef-4b6f-aa07-8d5118851b1e/bin/ukojak-verify-CZk0znPC7b/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