./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_vMiim_p1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/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_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_vMiim_p1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/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 64bit --witnessprinter.graph.data.programhash c13079d4927c37ef7c4e12e861d352aca7538cf90caea314288bdceb904b4d72 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:25:11,418 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:25:11,479 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 02:25:11,484 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:25:11,484 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:25:11,504 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:25:11,504 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:25:11,505 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:25:11,505 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:25:11,505 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:25:11,505 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:25:11,505 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:25:11,506 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:25:11,506 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:25:11,506 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:25:11,506 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:25:11,506 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:25:11,506 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:25:11,506 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:25:11,506 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:25:11,506 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:25:11,506 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:25:11,506 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:25:11,507 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:25:11,507 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:25:11,507 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:25:11,507 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:25:11,507 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:25:11,507 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:25:11,507 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:25:11,507 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_cfe48bca-2d7c-4060-afd3-8c497cfee669/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c13079d4927c37ef7c4e12e861d352aca7538cf90caea314288bdceb904b4d72 [2024-12-06 02:25:11,771 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:25:11,779 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:25:11,782 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:25:11,783 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:25:11,783 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:25:11,784 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_vMiim_p1.c [2024-12-06 02:25:14,516 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/data/821e8edaf/5b179c51047c4a139f840c3ccda99de5/FLAGc99cbb3af [2024-12-06 02:25:14,745 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:25:14,746 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_vMiim_p1.c [2024-12-06 02:25:14,754 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/data/821e8edaf/5b179c51047c4a139f840c3ccda99de5/FLAGc99cbb3af [2024-12-06 02:25:15,086 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/data/821e8edaf/5b179c51047c4a139f840c3ccda99de5 [2024-12-06 02:25:15,088 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:25:15,089 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:25:15,090 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:25:15,090 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:25:15,093 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:25:15,094 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:25:15" (1/1) ... [2024-12-06 02:25:15,094 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ae3c042 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:15, skipping insertion in model container [2024-12-06 02:25:15,094 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:25:15" (1/1) ... [2024-12-06 02:25:15,121 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:25:15,268 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_cfe48bca-2d7c-4060-afd3-8c497cfee669/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_vMiim_p1.c[1258,1271] [2024-12-06 02:25:15,428 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:25:15,442 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:25:15,449 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_cfe48bca-2d7c-4060-afd3-8c497cfee669/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_vMiim_p1.c[1258,1271] [2024-12-06 02:25:15,538 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:25:15,548 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:25:15,549 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:15 WrapperNode [2024-12-06 02:25:15,549 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:25:15,550 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:25:15,550 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:25:15,550 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:25:15,556 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:15" (1/1) ... [2024-12-06 02:25:15,593 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:15" (1/1) ... [2024-12-06 02:25:15,697 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1475 [2024-12-06 02:25:15,698 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:25:15,698 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:25:15,698 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:25:15,698 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:25:15,704 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:15" (1/1) ... [2024-12-06 02:25:15,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:15" (1/1) ... [2024-12-06 02:25:15,752 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:15" (1/1) ... [2024-12-06 02:25:15,753 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:15" (1/1) ... [2024-12-06 02:25:15,793 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:15" (1/1) ... [2024-12-06 02:25:15,804 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:15" (1/1) ... [2024-12-06 02:25:15,810 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:15" (1/1) ... [2024-12-06 02:25:15,827 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:15" (1/1) ... [2024-12-06 02:25:15,834 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:15" (1/1) ... [2024-12-06 02:25:15,862 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:25:15,863 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:25:15,863 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:25:15,863 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:25:15,864 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:25:15" (1/1) ... [2024-12-06 02:25:15,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:25:15,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:25:15,893 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:25:15,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:25:15,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:25:15,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:25:15,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:25:15,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:25:16,112 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:25:16,114 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:25:17,559 INFO L? ?]: Removed 723 outVars from TransFormulas that were not future-live. [2024-12-06 02:25:17,559 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:25:19,373 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:25:19,373 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:25:19,374 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:25:19 BoogieIcfgContainer [2024-12-06 02:25:19,374 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:25:19,375 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:25:19,375 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:25:19,384 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:25:19,384 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:25:19" (1/1) ... [2024-12-06 02:25:19,392 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:25:19,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:25:19,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 02:25:19,439 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 02:25:19,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:25:19,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:25:19,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:25:19,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:25:21,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:25:31,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:25:33,374 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:25:33,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:25:33,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-06 02:25:33,462 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-06 02:25:33,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 02:25:33,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:25:33,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:25:36,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:25:50,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:26:01,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:26:11,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:26:22,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:26:22,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:26:22,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2024-12-06 02:26:22,976 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2024-12-06 02:26:22,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 02:26:22,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:26:22,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:26:28,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:20,892 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:27:33,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.38s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:27:37,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:37,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 18 states and 39 transitions. [2024-12-06 02:27:37,450 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 39 transitions. [2024-12-06 02:27:37,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 02:27:37,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:37,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:28:02,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:28:02,371 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:28:22,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:28:32,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:28:32,674 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) [2024-12-06 02:28:32,678 INFO L158 Benchmark]: Toolchain (without parser) took 197589.12ms. Allocated memory was 142.6MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 116.1MB in the beginning and 629.3MB in the end (delta: -513.1MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-12-06 02:28:32,678 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:28:32,679 INFO L158 Benchmark]: CACSL2BoogieTranslator took 459.53ms. Allocated memory is still 142.6MB. Free memory was 116.1MB in the beginning and 85.0MB in the end (delta: 31.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 02:28:32,679 INFO L158 Benchmark]: Boogie Procedure Inliner took 148.00ms. Allocated memory is still 142.6MB. Free memory was 85.0MB in the beginning and 55.3MB in the end (delta: 29.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 02:28:32,679 INFO L158 Benchmark]: Boogie Preprocessor took 164.38ms. Allocated memory is still 142.6MB. Free memory was 55.3MB in the beginning and 92.9MB in the end (delta: -37.6MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2024-12-06 02:28:32,680 INFO L158 Benchmark]: RCFGBuilder took 3510.73ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 92.9MB in the beginning and 198.4MB in the end (delta: -105.5MB). Peak memory consumption was 199.5MB. Max. memory is 16.1GB. [2024-12-06 02:28:32,681 INFO L158 Benchmark]: CodeCheck took 193302.70ms. Allocated memory was 310.4MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 195.9MB in the beginning and 629.3MB in the end (delta: -433.4MB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2024-12-06 02:28:32,683 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 0.31ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 459.53ms. Allocated memory is still 142.6MB. Free memory was 116.1MB in the beginning and 85.0MB in the end (delta: 31.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 148.00ms. Allocated memory is still 142.6MB. Free memory was 85.0MB in the beginning and 55.3MB in the end (delta: 29.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 164.38ms. Allocated memory is still 142.6MB. Free memory was 55.3MB in the beginning and 92.9MB in the end (delta: -37.6MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. * RCFGBuilder took 3510.73ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 92.9MB in the beginning and 198.4MB in the end (delta: -105.5MB). Peak memory consumption was 199.5MB. Max. memory is 16.1GB. * CodeCheck took 193302.70ms. Allocated memory was 310.4MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 195.9MB in the beginning and 629.3MB in the end (delta: -433.4MB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:28:32,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/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_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/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_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_vMiim_p1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/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 64bit --witnessprinter.graph.data.programhash c13079d4927c37ef7c4e12e861d352aca7538cf90caea314288bdceb904b4d72 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:28:34,663 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:28:34,739 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 02:28:34,765 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:28:34,766 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:28:34,766 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:28:34,767 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:28:34,767 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:28:34,767 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:28:34,767 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:28:34,767 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:28:34,767 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:28:34,767 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:28:34,767 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:28:34,768 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:28:34,768 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:28:34,768 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:28:34,768 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:28:34,768 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:28:34,768 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:28:34,768 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:28:34,769 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:28:34,769 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:28:34,769 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:28:34,769 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:28:34,769 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:28:34,769 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:28:34,769 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:28:34,769 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:28:34,769 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:28:34,769 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:28:34,770 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:28:34,770 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:28:34,770 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_cfe48bca-2d7c-4060-afd3-8c497cfee669/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c13079d4927c37ef7c4e12e861d352aca7538cf90caea314288bdceb904b4d72 [2024-12-06 02:28:35,012 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:28:35,019 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:28:35,020 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:28:35,021 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:28:35,022 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:28:35,023 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_vMiim_p1.c [2024-12-06 02:28:37,656 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/data/d6af0aa69/7cd32f8da8ff43ea92cb0901339f5737/FLAG7a007eb88 [2024-12-06 02:28:37,903 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:28:37,904 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_vMiim_p1.c [2024-12-06 02:28:37,913 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/data/d6af0aa69/7cd32f8da8ff43ea92cb0901339f5737/FLAG7a007eb88 [2024-12-06 02:28:38,225 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/data/d6af0aa69/7cd32f8da8ff43ea92cb0901339f5737 [2024-12-06 02:28:38,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:28:38,228 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:28:38,228 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:28:38,228 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:28:38,231 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:28:38,232 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:28:38" (1/1) ... [2024-12-06 02:28:38,233 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@534d3b98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:28:38, skipping insertion in model container [2024-12-06 02:28:38,233 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:28:38" (1/1) ... [2024-12-06 02:28:38,251 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:28:38,376 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_cfe48bca-2d7c-4060-afd3-8c497cfee669/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_vMiim_p1.c[1258,1271] [2024-12-06 02:28:38,515 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:28:38,525 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:28:38,533 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_cfe48bca-2d7c-4060-afd3-8c497cfee669/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_vMiim_p1.c[1258,1271] [2024-12-06 02:28:38,599 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:28:38,613 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:28:38,614 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:28:38 WrapperNode [2024-12-06 02:28:38,614 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:28:38,615 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:28:38,615 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:28:38,615 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:28:38,621 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:28:38" (1/1) ... [2024-12-06 02:28:38,634 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:28:38" (1/1) ... [2024-12-06 02:28:38,676 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 803 [2024-12-06 02:28:38,676 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:28:38,677 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:28:38,677 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:28:38,677 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:28:38,685 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:28:38" (1/1) ... [2024-12-06 02:28:38,685 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:28:38" (1/1) ... [2024-12-06 02:28:38,693 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:28:38" (1/1) ... [2024-12-06 02:28:38,693 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:28:38" (1/1) ... [2024-12-06 02:28:38,710 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:28:38" (1/1) ... [2024-12-06 02:28:38,712 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:28:38" (1/1) ... [2024-12-06 02:28:38,715 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:28:38" (1/1) ... [2024-12-06 02:28:38,719 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:28:38" (1/1) ... [2024-12-06 02:28:38,722 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:28:38" (1/1) ... [2024-12-06 02:28:38,728 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:28:38,729 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:28:38,729 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:28:38,729 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:28:38,730 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:28:38" (1/1) ... [2024-12-06 02:28:38,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:28:38,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:28:38,760 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:28:38,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:28:38,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:28:38,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:28:38,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:28:38,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:28:38,970 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:28:38,972 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:28:39,445 INFO L? ?]: Removed 84 outVars from TransFormulas that were not future-live. [2024-12-06 02:28:39,445 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:28:39,481 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:28:39,481 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:28:39,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:28:39 BoogieIcfgContainer [2024-12-06 02:28:39,481 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:28:39,482 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:28:39,482 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:28:39,489 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:28:39,489 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:28:39" (1/1) ... [2024-12-06 02:28:39,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:28:39,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:28:39,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 02:28:39,530 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 02:28:39,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:28:39,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:28:39,533 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:28:39,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:28:39,534 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:28:39,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:28:39,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:39,821 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:28:39,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:39,895 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 02:28:39,902 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:28:40,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:28:40,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:28:40,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:28:40,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 02:28:40,124 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 02:28:40,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 02:28:40,124 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:28:40,125 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:28:40,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:28:40,127 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:28:40,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:28:40,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:40,556 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:28:40,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:40,696 INFO L256 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-06 02:28:40,702 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:28:40,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:28:40,864 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-06 02:28:41,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:28:41,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 11 states and 17 transitions. [2024-12-06 02:28:41,196 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 17 transitions. [2024-12-06 02:28:41,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 02:28:41,197 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:28:41,197 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:28:41,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:28:41,199 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:28:41,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 02:28:41,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:41,771 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:28:41,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:41,960 INFO L256 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-06 02:28:41,967 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:28:42,119 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:28:42,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 02:28:42,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:28:42,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 14 states and 23 transitions. [2024-12-06 02:28:42,639 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 23 transitions. [2024-12-06 02:28:42,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 02:28:42,641 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:28:42,641 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:28:42,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:28:42,642 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:28:42,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 02:28:43,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:43,185 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:28:43,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:43,345 INFO L256 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-06 02:28:43,353 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:28:43,667 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:28:43,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 02:28:44,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:28:44,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 17 states and 32 transitions. [2024-12-06 02:28:44,361 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 32 transitions. [2024-12-06 02:28:44,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 02:28:44,362 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:28:44,362 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:28:44,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:28:44,363 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:28:44,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 02:28:45,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:45,023 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:28:45,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:45,241 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-12-06 02:28:45,250 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:28:46,620 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:28:46,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 02:28:49,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:28:49,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 23 states and 55 transitions. [2024-12-06 02:28:49,160 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 55 transitions. [2024-12-06 02:28:49,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 02:28:49,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:28:49,161 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:28:49,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:28:49,162 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:28:49,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 02:28:49,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:49,918 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:28:50,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:50,171 INFO L256 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-12-06 02:28:50,182 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:28:53,296 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:28:53,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 02:28:58,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:28:58,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 32 states and 88 transitions. [2024-12-06 02:28:58,594 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 88 transitions. [2024-12-06 02:28:58,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 02:28:58,595 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:28:58,595 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:28:58,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:28:58,596 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:28:58,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 02:28:59,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:59,444 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:28:59,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:59,726 INFO L256 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-12-06 02:28:59,735 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:01,952 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:29:01,959 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 02:29:05,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:05,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 38 states and 120 transitions. [2024-12-06 02:29:05,222 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 120 transitions. [2024-12-06 02:29:05,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 02:29:05,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:05,223 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:05,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:05,225 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:05,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 02:29:06,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:06,241 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:06,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:06,585 INFO L256 TraceCheckSpWp]: Trace formula consists of 456 conjuncts, 69 conjuncts are in the unsatisfiable core [2024-12-06 02:29:06,596 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:23,052 WARN L286 SmtUtils]: Spent 57.02s on a formula simplification. DAG size of input: 160 DAG size of output: 28 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:30:27,103 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:30:27,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 02:30:35,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:35,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 47 states and 173 transitions. [2024-12-06 02:30:35,854 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 173 transitions. [2024-12-06 02:30:35,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 02:30:35,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:35,855 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:35,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:35,856 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:35,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 02:30:36,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:36,851 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:37,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:37,204 INFO L256 TraceCheckSpWp]: Trace formula consists of 456 conjuncts, 108 conjuncts are in the unsatisfiable core [2024-12-06 02:30:37,216 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:43,817 WARN L286 SmtUtils]: Spent 1.63m on a formula simplification. DAG size of input: 193 DAG size of output: 42 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:33:16,433 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-12-06 02:33:16,433 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 101 [2024-12-06 02:33:16,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe48bca-2d7c-4060-afd3-8c497cfee669/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 02:33:16,445 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) [2024-12-06 02:33:16,448 INFO L158 Benchmark]: Toolchain (without parser) took 278220.16ms. Allocated memory was 92.3MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 69.4MB in the beginning and 877.7MB in the end (delta: -808.3MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-12-06 02:33:16,448 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:33:16,448 INFO L158 Benchmark]: CACSL2BoogieTranslator took 385.72ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 41.6MB in the end (delta: 27.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 02:33:16,448 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.64ms. Allocated memory is still 92.3MB. Free memory was 41.5MB in the beginning and 65.4MB in the end (delta: -23.9MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2024-12-06 02:33:16,449 INFO L158 Benchmark]: Boogie Preprocessor took 51.71ms. Allocated memory is still 92.3MB. Free memory was 65.4MB in the beginning and 61.7MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:33:16,449 INFO L158 Benchmark]: RCFGBuilder took 752.36ms. Allocated memory is still 92.3MB. Free memory was 61.7MB in the beginning and 34.9MB in the end (delta: 26.8MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. [2024-12-06 02:33:16,449 INFO L158 Benchmark]: CodeCheck took 276965.34ms. Allocated memory was 92.3MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 34.9MB in the beginning and 877.7MB in the end (delta: -842.8MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-12-06 02:33:16,450 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 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 385.72ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 41.6MB in the end (delta: 27.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.64ms. Allocated memory is still 92.3MB. Free memory was 41.5MB in the beginning and 65.4MB in the end (delta: -23.9MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.71ms. Allocated memory is still 92.3MB. Free memory was 65.4MB in the beginning and 61.7MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 752.36ms. Allocated memory is still 92.3MB. Free memory was 61.7MB in the beginning and 34.9MB in the end (delta: 26.8MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. * CodeCheck took 276965.34ms. Allocated memory was 92.3MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 34.9MB in the beginning and 877.7MB in the end (delta: -842.8MB). Peak memory consumption was 1.2GB. 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