./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.3.prop1-func-interl.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_f354b6d7-f9c8-4947-802d-00266b273e42/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/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_f354b6d7-f9c8-4947-802d-00266b273e42/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/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_f354b6d7-f9c8-4947-802d-00266b273e42/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 e1043f312c6bc34e8c1dcbb6df03ddd08b6d64d02a7a30d59bacc9d2043ff885 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:27:39,402 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:27:39,456 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 22:27:39,461 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:27:39,461 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:27:39,479 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:27:39,480 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:27:39,480 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:27:39,481 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:27:39,481 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:27:39,481 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:27:39,481 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:27:39,481 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:27:39,481 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:27:39,481 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:27:39,482 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:27:39,482 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:27:39,482 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:27:39,482 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:27:39,482 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:27:39,482 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:27:39,482 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:27:39,482 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:27:39,482 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:27:39,482 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:27:39,483 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:27:39,483 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:27:39,483 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:27:39,483 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:27:39,483 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:27:39,483 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_f354b6d7-f9c8-4947-802d-00266b273e42/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 -> e1043f312c6bc34e8c1dcbb6df03ddd08b6d64d02a7a30d59bacc9d2043ff885 [2024-12-05 22:27:39,695 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:27:39,703 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:27:39,705 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:27:39,706 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:27:39,707 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:27:39,708 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.3.prop1-func-interl.c [2024-12-05 22:27:42,559 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/bin/ukojak-verify-CZk0znPC7b/data/e1dc70939/395fdfbf69ae49508a2ce05fa59d4c48/FLAG2fb0b7b56 [2024-12-05 22:27:42,903 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:27:42,904 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.3.prop1-func-interl.c [2024-12-05 22:27:42,922 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/bin/ukojak-verify-CZk0znPC7b/data/e1dc70939/395fdfbf69ae49508a2ce05fa59d4c48/FLAG2fb0b7b56 [2024-12-05 22:27:43,149 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/bin/ukojak-verify-CZk0znPC7b/data/e1dc70939/395fdfbf69ae49508a2ce05fa59d4c48 [2024-12-05 22:27:43,152 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:27:43,154 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:27:43,155 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:27:43,155 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:27:43,160 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:27:43,161 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:27:43" (1/1) ... [2024-12-05 22:27:43,162 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a81ed73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:43, skipping insertion in model container [2024-12-05 22:27:43,162 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:27:43" (1/1) ... [2024-12-05 22:27:43,225 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:27:43,418 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_f354b6d7-f9c8-4947-802d-00266b273e42/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.3.prop1-func-interl.c[1173,1186] [2024-12-05 22:27:43,815 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:27:43,825 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:27:43,835 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_f354b6d7-f9c8-4947-802d-00266b273e42/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.3.prop1-func-interl.c[1173,1186] [2024-12-05 22:27:44,026 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:27:44,037 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:27:44,038 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:44 WrapperNode [2024-12-05 22:27:44,038 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:27:44,039 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:27:44,039 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:27:44,039 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:27:44,044 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:44" (1/1) ... [2024-12-05 22:27:44,104 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:44" (1/1) ... [2024-12-05 22:27:44,868 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 8460 [2024-12-05 22:27:44,868 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:27:44,869 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:27:44,869 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:27:44,869 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:27:44,876 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:44" (1/1) ... [2024-12-05 22:27:44,876 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:44" (1/1) ... [2024-12-05 22:27:45,123 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:44" (1/1) ... [2024-12-05 22:27:45,123 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:44" (1/1) ... [2024-12-05 22:27:45,464 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:44" (1/1) ... [2024-12-05 22:27:45,480 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:44" (1/1) ... [2024-12-05 22:27:45,514 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:44" (1/1) ... [2024-12-05 22:27:45,570 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:44" (1/1) ... [2024-12-05 22:27:45,591 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:44" (1/1) ... [2024-12-05 22:27:45,691 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:27:45,693 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:27:45,693 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:27:45,693 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:27:45,694 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:27:44" (1/1) ... [2024-12-05 22:27:45,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:27:45,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:27:45,722 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:27:45,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:27:45,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:27:45,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:27:45,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:27:45,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:27:46,280 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:27:46,282 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:27:54,641 INFO L? ?]: Removed 5044 outVars from TransFormulas that were not future-live. [2024-12-05 22:27:54,641 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:28:06,298 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:28:06,298 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:28:06,299 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:28:06 BoogieIcfgContainer [2024-12-05 22:28:06,299 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:28:06,300 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:28:06,300 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:28:06,306 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:28:06,306 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:28:06" (1/1) ... [2024-12-05 22:28:06,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:28:06,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:28:06,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:28:06,357 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:28:06,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:28:06,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:28:06,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:28:06,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:28:07,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:28:17,934 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.35s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:28:28,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:28:28,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:28:28,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-05 22:28:28,337 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-05 22:28:28,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:28:28,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:28:28,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:30:33,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:30:33,192 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:32:26,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:32:37,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:32:37,871 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 22:32:37,876 INFO L158 Benchmark]: Toolchain (without parser) took 294722.21ms. Allocated memory was 117.4MB in the beginning and 2.3GB in the end (delta: 2.2GB). Free memory was 88.4MB in the beginning and 717.0MB in the end (delta: -628.6MB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2024-12-05 22:32:37,876 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:32:37,877 INFO L158 Benchmark]: CACSL2BoogieTranslator took 883.01ms. Allocated memory was 117.4MB in the beginning and 293.6MB in the end (delta: 176.2MB). Free memory was 88.1MB in the beginning and 220.1MB in the end (delta: -132.0MB). Peak memory consumption was 87.6MB. Max. memory is 16.1GB. [2024-12-05 22:32:37,878 INFO L158 Benchmark]: Boogie Procedure Inliner took 829.60ms. Allocated memory was 293.6MB in the beginning and 813.7MB in the end (delta: 520.1MB). Free memory was 219.4MB in the beginning and 618.2MB in the end (delta: -398.8MB). Peak memory consumption was 226.5MB. Max. memory is 16.1GB. [2024-12-05 22:32:37,879 INFO L158 Benchmark]: Boogie Preprocessor took 822.47ms. Allocated memory was 813.7MB in the beginning and 704.6MB in the end (delta: -109.1MB). Free memory was 618.2MB in the beginning and 457.5MB in the end (delta: 160.7MB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. [2024-12-05 22:32:37,879 INFO L158 Benchmark]: RCFGBuilder took 20606.35ms. Allocated memory was 704.6MB in the beginning and 1.1GB in the end (delta: 385.9MB). Free memory was 457.5MB in the beginning and 160.2MB in the end (delta: 297.3MB). Peak memory consumption was 781.2MB. Max. memory is 16.1GB. [2024-12-05 22:32:37,880 INFO L158 Benchmark]: CodeCheck took 271575.32ms. Allocated memory was 1.1GB in the beginning and 2.3GB in the end (delta: 1.2GB). Free memory was 160.2MB in the beginning and 717.0MB in the end (delta: -556.8MB). Peak memory consumption was 659.3MB. Max. memory is 16.1GB. [2024-12-05 22:32:37,884 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 0.27ms. Allocated memory is still 117.4MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 883.01ms. Allocated memory was 117.4MB in the beginning and 293.6MB in the end (delta: 176.2MB). Free memory was 88.1MB in the beginning and 220.1MB in the end (delta: -132.0MB). Peak memory consumption was 87.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 829.60ms. Allocated memory was 293.6MB in the beginning and 813.7MB in the end (delta: 520.1MB). Free memory was 219.4MB in the beginning and 618.2MB in the end (delta: -398.8MB). Peak memory consumption was 226.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 822.47ms. Allocated memory was 813.7MB in the beginning and 704.6MB in the end (delta: -109.1MB). Free memory was 618.2MB in the beginning and 457.5MB in the end (delta: 160.7MB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. * RCFGBuilder took 20606.35ms. Allocated memory was 704.6MB in the beginning and 1.1GB in the end (delta: 385.9MB). Free memory was 457.5MB in the beginning and 160.2MB in the end (delta: 297.3MB). Peak memory consumption was 781.2MB. Max. memory is 16.1GB. * CodeCheck took 271575.32ms. Allocated memory was 1.1GB in the beginning and 2.3GB in the end (delta: 1.2GB). Free memory was 160.2MB in the beginning and 717.0MB in the end (delta: -556.8MB). Peak memory consumption was 659.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 22:32:37,935 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/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_f354b6d7-f9c8-4947-802d-00266b273e42/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/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_f354b6d7-f9c8-4947-802d-00266b273e42/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/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_f354b6d7-f9c8-4947-802d-00266b273e42/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 e1043f312c6bc34e8c1dcbb6df03ddd08b6d64d02a7a30d59bacc9d2043ff885 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:32:39,962 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:32:40,046 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 22:32:40,069 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:32:40,070 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:32:40,070 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:32:40,070 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:32:40,070 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:32:40,070 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:32:40,071 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:32:40,071 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:32:40,071 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:32:40,071 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:32:40,071 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:32:40,071 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:32:40,071 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:32:40,071 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:32:40,071 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:32:40,072 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:32:40,072 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:32:40,072 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:32:40,072 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:32:40,072 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:32:40,072 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:32:40,072 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:32:40,072 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:32:40,072 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:32:40,073 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:32:40,073 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:32:40,073 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:32:40,073 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:32:40,073 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:32:40,073 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:32:40,073 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_f354b6d7-f9c8-4947-802d-00266b273e42/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 -> e1043f312c6bc34e8c1dcbb6df03ddd08b6d64d02a7a30d59bacc9d2043ff885 [2024-12-05 22:32:40,302 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:32:40,308 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:32:40,310 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:32:40,311 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:32:40,311 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:32:40,312 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.3.prop1-func-interl.c [2024-12-05 22:32:42,960 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/bin/ukojak-verify-CZk0znPC7b/data/4e018ea99/a4d725261961441387db8c6695d4ece5/FLAG3a243b69c [2024-12-05 22:32:43,247 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:32:43,248 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.3.prop1-func-interl.c [2024-12-05 22:32:43,265 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/bin/ukojak-verify-CZk0znPC7b/data/4e018ea99/a4d725261961441387db8c6695d4ece5/FLAG3a243b69c [2024-12-05 22:32:43,280 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/bin/ukojak-verify-CZk0znPC7b/data/4e018ea99/a4d725261961441387db8c6695d4ece5 [2024-12-05 22:32:43,283 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:32:43,284 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:32:43,286 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:32:43,286 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:32:43,290 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:32:43,291 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:32:43" (1/1) ... [2024-12-05 22:32:43,292 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@123d105b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:43, skipping insertion in model container [2024-12-05 22:32:43,292 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:32:43" (1/1) ... [2024-12-05 22:32:43,340 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:32:43,519 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_f354b6d7-f9c8-4947-802d-00266b273e42/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.3.prop1-func-interl.c[1173,1186] [2024-12-05 22:32:43,825 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:32:43,837 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:32:43,847 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_f354b6d7-f9c8-4947-802d-00266b273e42/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.3.prop1-func-interl.c[1173,1186] [2024-12-05 22:32:44,020 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:32:44,047 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:32:44,048 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:44 WrapperNode [2024-12-05 22:32:44,048 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:32:44,049 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:32:44,049 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:32:44,049 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:32:44,056 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:44" (1/1) ... [2024-12-05 22:32:44,092 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:44" (1/1) ... [2024-12-05 22:32:44,200 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3028 [2024-12-05 22:32:44,201 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:32:44,201 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:32:44,201 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:32:44,201 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:32:44,209 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:44" (1/1) ... [2024-12-05 22:32:44,209 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:44" (1/1) ... [2024-12-05 22:32:44,229 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:44" (1/1) ... [2024-12-05 22:32:44,229 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:44" (1/1) ... [2024-12-05 22:32:44,281 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:44" (1/1) ... [2024-12-05 22:32:44,285 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:44" (1/1) ... [2024-12-05 22:32:44,290 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:44" (1/1) ... [2024-12-05 22:32:44,300 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:44" (1/1) ... [2024-12-05 22:32:44,310 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:44" (1/1) ... [2024-12-05 22:32:44,327 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:32:44,328 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:32:44,328 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:32:44,328 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:32:44,329 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:44" (1/1) ... [2024-12-05 22:32:44,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:32:44,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:32:44,360 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:32:44,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:32:44,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:32:44,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:32:44,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:32:44,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:32:44,872 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:32:44,874 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:32:47,233 INFO L? ?]: Removed 60 outVars from TransFormulas that were not future-live. [2024-12-05 22:32:47,233 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:32:47,307 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:32:47,308 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:32:47,308 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:32:47 BoogieIcfgContainer [2024-12-05 22:32:47,308 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:32:47,308 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:32:47,309 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:32:47,316 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:32:47,317 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:32:47" (1/1) ... [2024-12-05 22:32:47,323 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:32:47,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:32:47,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:32:47,360 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:32:47,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:32:47,362 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:32:47,362 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:32:47,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:32:47,364 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:32:47,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:32:48,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:48,193 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:32:48,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:48,350 INFO L256 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-05 22:32:48,360 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:32:48,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:32:48,442 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 22:32:48,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:32:48,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-05 22:32:48,635 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-05 22:32:48,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:32:48,635 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:32:48,635 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:32:48,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:32:48,637 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:32:48,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f354b6d7-f9c8-4947-802d-00266b273e42/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:32:49,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:49,876 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:32:50,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:50,191 INFO L256 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-05 22:32:50,210 INFO L279 TraceCheckSpWp]: Computing forward predicates...