./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/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_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/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 64bit --witnessprinter.graph.data.programhash bc2e904f13a7fa14a7dbeef3e8e25f99c977216576e94bddd8177d4452d960d5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:54:15,827 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:54:15,930 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 16:54:15,940 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:54:15,940 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:54:15,975 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:54:15,977 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:54:15,978 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:54:15,978 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:54:15,979 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:54:15,979 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:54:15,979 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:54:15,979 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:54:15,979 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:54:15,979 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:54:15,979 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:54:15,979 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:54:15,979 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:54:15,980 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:54:15,980 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:54:15,980 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:54:15,980 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:54:15,980 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:54:15,980 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:54:15,980 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:54:15,980 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:54:15,981 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:54:15,981 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:54:15,982 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:54:15,983 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:54:15,983 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_2593b7cf-fab3-4abb-871a-1463eb844dd6/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc2e904f13a7fa14a7dbeef3e8e25f99c977216576e94bddd8177d4452d960d5 [2024-11-13 16:54:16,300 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:54:16,310 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:54:16,312 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:54:16,313 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:54:16,314 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:54:16,315 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c Unable to find full path for "g++" [2024-11-13 16:54:18,251 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:54:18,642 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:54:18,643 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c [2024-11-13 16:54:18,663 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/data/352ba9921/8d8ff95011f14b0ca8a153de392d3b9e/FLAGd06b96f8a [2024-11-13 16:54:18,692 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/data/352ba9921/8d8ff95011f14b0ca8a153de392d3b9e [2024-11-13 16:54:18,695 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:54:18,697 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:54:18,700 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:54:18,700 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:54:18,705 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:54:18,707 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:54:18" (1/1) ... [2024-11-13 16:54:18,710 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e34795a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:54:18, skipping insertion in model container [2024-11-13 16:54:18,710 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:54:18" (1/1) ... [2024-11-13 16:54:18,783 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:54:19,009 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_2593b7cf-fab3-4abb-871a-1463eb844dd6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c[1269,1282] [2024-11-13 16:54:19,349 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:54:19,366 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:54:19,377 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_2593b7cf-fab3-4abb-871a-1463eb844dd6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c[1269,1282] [2024-11-13 16:54:19,512 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:54:19,531 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:54:19,531 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:54:19 WrapperNode [2024-11-13 16:54:19,532 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:54:19,532 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:54:19,533 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:54:19,533 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:54:19,538 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:54:19" (1/1) ... [2024-11-13 16:54:19,576 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:54:19" (1/1) ... [2024-11-13 16:54:19,933 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2622 [2024-11-13 16:54:19,934 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:54:19,934 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:54:19,935 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:54:19,935 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:54:19,944 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:54:19" (1/1) ... [2024-11-13 16:54:19,944 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:54:19" (1/1) ... [2024-11-13 16:54:20,044 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:54:19" (1/1) ... [2024-11-13 16:54:20,045 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:54:19" (1/1) ... [2024-11-13 16:54:20,191 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:54:19" (1/1) ... [2024-11-13 16:54:20,230 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:54:19" (1/1) ... [2024-11-13 16:54:20,306 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:54:19" (1/1) ... [2024-11-13 16:54:20,339 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:54:19" (1/1) ... [2024-11-13 16:54:20,451 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:54:20,456 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:54:20,456 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:54:20,456 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:54:20,457 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:54:19" (1/1) ... [2024-11-13 16:54:20,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:54:20,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:54:20,517 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:54:20,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:54:20,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:54:20,557 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 16:54:20,557 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 16:54:20,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:54:20,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:54:20,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:54:21,057 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:54:21,060 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:54:25,143 INFO L? ?]: Removed 1452 outVars from TransFormulas that were not future-live. [2024-11-13 16:54:25,143 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:54:29,406 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:54:29,410 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:54:29,410 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:54:29 BoogieIcfgContainer [2024-11-13 16:54:29,411 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:54:29,412 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:54:29,414 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:54:29,438 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:54:29,439 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:54:29" (1/1) ... [2024-11-13 16:54:29,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:54:29,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:29,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-11-13 16:54:29,569 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-11-13 16:54:29,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 16:54:29,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:29,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:54:31,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:54:35,312 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-13 16:54:41,008 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.58s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 16:54:44,273 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.01s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 16:54:52,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.65s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 16:54:54,879 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 16:55:02,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.42s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 16:55:02,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:02,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 38 states and 51 transitions. [2024-11-13 16:55:02,328 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 51 transitions. [2024-11-13 16:55:02,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-13 16:55:02,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:02,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:55:21,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:55:21,537 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:55:34,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:55:44,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:55:44,949 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 16:55:44,956 INFO L158 Benchmark]: Toolchain (without parser) took 86258.85ms. Allocated memory was 117.4MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 90.9MB in the beginning and 1.0GB in the end (delta: -948.2MB). Peak memory consumption was 235.6MB. Max. memory is 16.1GB. [2024-11-13 16:55:44,956 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:55:44,959 INFO L158 Benchmark]: CACSL2BoogieTranslator took 832.13ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 44.5MB in the end (delta: 46.2MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-13 16:55:44,961 INFO L158 Benchmark]: Boogie Procedure Inliner took 401.55ms. Allocated memory is still 117.4MB. Free memory was 44.5MB in the beginning and 38.0MB in the end (delta: 6.5MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2024-11-13 16:55:44,964 INFO L158 Benchmark]: Boogie Preprocessor took 520.42ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 38.0MB in the beginning and 206.5MB in the end (delta: -168.5MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. [2024-11-13 16:55:44,965 INFO L158 Benchmark]: RCFGBuilder took 8954.93ms. Allocated memory was 285.2MB in the beginning and 620.8MB in the end (delta: 335.5MB). Free memory was 206.5MB in the beginning and 491.7MB in the end (delta: -285.3MB). Peak memory consumption was 210.5MB. Max. memory is 16.1GB. [2024-11-13 16:55:44,965 INFO L158 Benchmark]: CodeCheck took 75543.38ms. Allocated memory was 620.8MB in the beginning and 1.3GB in the end (delta: 679.5MB). Free memory was 491.7MB in the beginning and 1.0GB in the end (delta: -547.4MB). Peak memory consumption was 136.0MB. Max. memory is 16.1GB. [2024-11-13 16:55:44,968 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 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 832.13ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 44.5MB in the end (delta: 46.2MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 401.55ms. Allocated memory is still 117.4MB. Free memory was 44.5MB in the beginning and 38.0MB in the end (delta: 6.5MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 520.42ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 38.0MB in the beginning and 206.5MB in the end (delta: -168.5MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. * RCFGBuilder took 8954.93ms. Allocated memory was 285.2MB in the beginning and 620.8MB in the end (delta: 335.5MB). Free memory was 206.5MB in the beginning and 491.7MB in the end (delta: -285.3MB). Peak memory consumption was 210.5MB. Max. memory is 16.1GB. * CodeCheck took 75543.38ms. Allocated memory was 620.8MB in the beginning and 1.3GB in the end (delta: 679.5MB). Free memory was 491.7MB in the beginning and 1.0GB in the end (delta: -547.4MB). Peak memory consumption was 136.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 16:55:45,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/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_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/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 64bit --witnessprinter.graph.data.programhash bc2e904f13a7fa14a7dbeef3e8e25f99c977216576e94bddd8177d4452d960d5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:55:47,869 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:55:48,027 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 16:55:48,076 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:55:48,077 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:55:48,078 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:55:48,078 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:55:48,079 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:55:48,079 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:55:48,079 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:55:48,080 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:55:48,081 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:55:48,081 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:55:48,081 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:55:48,081 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:55:48,081 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:55:48,082 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:55:48,082 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:55:48,082 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:55:48,082 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:55:48,083 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:55:48,083 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:55:48,083 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:55:48,083 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:48,083 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:55:48,083 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:55:48,083 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:55:48,083 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:55:48,083 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:55:48,083 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:55:48,084 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:55:48,084 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:48,084 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:55:48,084 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_2593b7cf-fab3-4abb-871a-1463eb844dd6/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc2e904f13a7fa14a7dbeef3e8e25f99c977216576e94bddd8177d4452d960d5 [2024-11-13 16:55:48,412 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:55:48,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:55:48,424 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:55:48,426 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:55:48,426 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:55:48,428 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c Unable to find full path for "g++" [2024-11-13 16:55:50,565 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:55:50,972 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:55:50,973 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c [2024-11-13 16:55:50,996 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/data/7a56ade77/f3c901bc248b46e8994e6b5276f51dbb/FLAG62ba57ce7 [2024-11-13 16:55:51,018 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/data/7a56ade77/f3c901bc248b46e8994e6b5276f51dbb [2024-11-13 16:55:51,022 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:55:51,024 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:55:51,028 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:55:51,028 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:55:51,033 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:55:51,034 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:55:51" (1/1) ... [2024-11-13 16:55:51,035 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b1a7848 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:51, skipping insertion in model container [2024-11-13 16:55:51,035 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:55:51" (1/1) ... [2024-11-13 16:55:51,106 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:55:51,334 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_2593b7cf-fab3-4abb-871a-1463eb844dd6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c[1269,1282] [2024-11-13 16:55:51,650 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:55:51,671 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:55:51,683 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_2593b7cf-fab3-4abb-871a-1463eb844dd6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c[1269,1282] [2024-11-13 16:55:51,810 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:55:51,851 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:55:51,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:51 WrapperNode [2024-11-13 16:55:51,852 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:55:51,853 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:55:51,853 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:55:51,854 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:55:51,861 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:51" (1/1) ... [2024-11-13 16:55:51,891 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:51" (1/1) ... [2024-11-13 16:55:51,978 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1126 [2024-11-13 16:55:51,978 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:55:51,979 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:55:51,979 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:55:51,979 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:55:51,987 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:51" (1/1) ... [2024-11-13 16:55:51,987 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:51" (1/1) ... [2024-11-13 16:55:51,997 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:51" (1/1) ... [2024-11-13 16:55:51,998 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:51" (1/1) ... [2024-11-13 16:55:52,026 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:51" (1/1) ... [2024-11-13 16:55:52,030 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:51" (1/1) ... [2024-11-13 16:55:52,041 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:51" (1/1) ... [2024-11-13 16:55:52,052 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:51" (1/1) ... [2024-11-13 16:55:52,071 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:55:52,072 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:55:52,072 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:55:52,072 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:55:52,074 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:55:51" (1/1) ... [2024-11-13 16:55:52,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:55:52,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:55:52,114 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:55:52,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:55:52,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:55:52,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 16:55:52,149 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 16:55:52,149 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 16:55:52,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:55:52,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:55:52,499 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:55:52,502 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:55:53,861 INFO L? ?]: Removed 369 outVars from TransFormulas that were not future-live. [2024-11-13 16:55:53,861 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:55:53,951 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:55:53,952 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:55:53,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:55:53 BoogieIcfgContainer [2024-11-13 16:55:53,952 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:55:53,953 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:55:53,953 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:55:53,964 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:55:53,965 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:55:53" (1/1) ... [2024-11-13 16:55:53,974 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:55:54,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:54,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-11-13 16:55:54,042 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-11-13 16:55:54,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 16:55:54,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:54,049 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:54,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:54,052 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:54,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 16:55:54,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:54,872 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:55,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:55,274 INFO L255 TraceCheckSpWp]: Trace formula consists of 456 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 16:55:55,284 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:55,724 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-13 16:55:55,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 16:55:56,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:55:56,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 38 states and 53 transitions. [2024-11-13 16:55:56,301 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 53 transitions. [2024-11-13 16:55:56,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-13 16:55:56,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:55:56,303 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:55:56,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:55:56,306 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:55:56,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 16:55:57,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:57,746 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:55:58,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:55:58,291 INFO L255 TraceCheckSpWp]: Trace formula consists of 878 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-13 16:55:58,304 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:55:59,496 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-11-13 16:55:59,508 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 16:56:02,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:02,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 68 states and 103 transitions. [2024-11-13 16:56:02,470 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 103 transitions. [2024-11-13 16:56:02,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-13 16:56:02,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:02,478 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:02,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:02,481 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:02,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 16:56:04,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:04,174 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:04,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:04,845 INFO L255 TraceCheckSpWp]: Trace formula consists of 1300 conjuncts, 123 conjuncts are in the unsatisfiable core [2024-11-13 16:56:04,870 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:12,472 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 44 proven. 73 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2024-11-13 16:56:12,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 16:56:33,647 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:56:33,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:33,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 115 states and 190 transitions. [2024-11-13 16:56:33,763 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 190 transitions. [2024-11-13 16:56:33,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-13 16:56:33,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:33,768 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:33,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:33,770 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:33,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 16:56:36,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:36,065 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:36,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:36,873 INFO L255 TraceCheckSpWp]: Trace formula consists of 1722 conjuncts, 267 conjuncts are in the unsatisfiable core [2024-11-13 16:56:36,915 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:57:26,608 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-13 16:57:26,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2024-11-13 16:57:26,633 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2593b7cf-fab3-4abb-871a-1463eb844dd6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 16:57:26,634 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: No Interpolants at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:467) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 16:57:26,639 INFO L158 Benchmark]: Toolchain (without parser) took 95614.34ms. Allocated memory was 83.9MB in the beginning and 1.1GB in the end (delta: 1.1GB). Free memory was 59.0MB in the beginning and 1.0GB in the end (delta: -968.0MB). Peak memory consumption was 566.4MB. Max. memory is 16.1GB. [2024-11-13 16:57:26,639 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:57:26,640 INFO L158 Benchmark]: CACSL2BoogieTranslator took 824.69ms. Allocated memory is still 83.9MB. Free memory was 58.7MB in the beginning and 54.9MB in the end (delta: 3.7MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. [2024-11-13 16:57:26,640 INFO L158 Benchmark]: Boogie Procedure Inliner took 125.14ms. Allocated memory is still 83.9MB. Free memory was 54.9MB in the beginning and 46.4MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:57:26,640 INFO L158 Benchmark]: Boogie Preprocessor took 92.27ms. Allocated memory is still 83.9MB. Free memory was 46.4MB in the beginning and 41.0MB in the end (delta: 5.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:57:26,641 INFO L158 Benchmark]: RCFGBuilder took 1880.65ms. Allocated memory was 83.9MB in the beginning and 125.8MB in the end (delta: 41.9MB). Free memory was 41.0MB in the beginning and 73.8MB in the end (delta: -32.8MB). Peak memory consumption was 57.2MB. Max. memory is 16.1GB. [2024-11-13 16:57:26,642 INFO L158 Benchmark]: CodeCheck took 92684.32ms. Allocated memory was 125.8MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 73.8MB in the beginning and 1.0GB in the end (delta: -953.1MB). Peak memory consumption was 540.4MB. Max. memory is 16.1GB. [2024-11-13 16:57:26,645 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: No Interpolants de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: No Interpolants: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) * 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 is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 824.69ms. Allocated memory is still 83.9MB. Free memory was 58.7MB in the beginning and 54.9MB in the end (delta: 3.7MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 125.14ms. Allocated memory is still 83.9MB. Free memory was 54.9MB in the beginning and 46.4MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.27ms. Allocated memory is still 83.9MB. Free memory was 46.4MB in the beginning and 41.0MB in the end (delta: 5.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1880.65ms. Allocated memory was 83.9MB in the beginning and 125.8MB in the end (delta: 41.9MB). Free memory was 41.0MB in the beginning and 73.8MB in the end (delta: -32.8MB). Peak memory consumption was 57.2MB. Max. memory is 16.1GB. * CodeCheck took 92684.32ms. Allocated memory was 125.8MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 73.8MB in the beginning and 1.0GB in the end (delta: -953.1MB). Peak memory consumption was 540.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: No Interpolants