./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop3-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_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop3-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3 --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 d8441fc60171cc197e6941bd5dc3cc65ef17dd7c903513ca4a8e24090c4956dc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:13:26,158 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:13:26,228 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-25 02:13:26,233 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:13:26,233 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:13:26,264 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:13:26,264 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:13:26,265 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:13:26,266 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:13:26,267 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:13:26,268 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:13:26,268 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:13:26,268 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:13:26,268 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:13:26,269 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:13:26,269 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:13:26,270 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:13:26,270 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:13:26,270 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:13:26,270 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:13:26,270 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:13:26,270 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:13:26,271 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:13:26,271 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:13:26,271 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:13:26,271 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:13:26,271 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:13:26,271 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:13:26,271 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:13:26,272 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:13:26,272 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_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3 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 -> d8441fc60171cc197e6941bd5dc3cc65ef17dd7c903513ca4a8e24090c4956dc [2024-11-25 02:13:26,629 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:13:26,643 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:13:26,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:13:26,649 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:13:26,649 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:13:26,650 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop3-func-interl.c [2024-11-25 02:13:29,875 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/data/fa7a3cb90/7a4ae6bcc8b548139b67724be651efdb/FLAG221a1ef9b [2024-11-25 02:13:30,282 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:13:30,282 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop3-func-interl.c [2024-11-25 02:13:30,304 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/data/fa7a3cb90/7a4ae6bcc8b548139b67724be651efdb/FLAG221a1ef9b [2024-11-25 02:13:30,319 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/data/fa7a3cb90/7a4ae6bcc8b548139b67724be651efdb [2024-11-25 02:13:30,322 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:13:30,323 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:13:30,325 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:13:30,325 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:13:30,334 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:13:30,334 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:13:30" (1/1) ... [2024-11-25 02:13:30,335 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55fc6545 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:30, skipping insertion in model container [2024-11-25 02:13:30,335 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:13:30" (1/1) ... [2024-11-25 02:13:30,389 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:13:30,570 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_065c07dc-757b-4fca-848b-64aca1844997/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop3-func-interl.c[1177,1190] [2024-11-25 02:13:30,981 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:13:30,991 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:13:31,004 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_065c07dc-757b-4fca-848b-64aca1844997/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop3-func-interl.c[1177,1190] [2024-11-25 02:13:31,209 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:13:31,227 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:13:31,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:31 WrapperNode [2024-11-25 02:13:31,228 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:13:31,230 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:13:31,230 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:13:31,230 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:13:31,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:31" (1/1) ... [2024-11-25 02:13:31,328 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:31" (1/1) ... [2024-11-25 02:13:31,908 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 5250 [2024-11-25 02:13:31,909 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:13:31,909 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:13:31,910 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:13:31,910 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:13:31,918 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:31" (1/1) ... [2024-11-25 02:13:31,918 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:31" (1/1) ... [2024-11-25 02:13:32,157 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:31" (1/1) ... [2024-11-25 02:13:32,157 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:31" (1/1) ... [2024-11-25 02:13:32,387 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:31" (1/1) ... [2024-11-25 02:13:32,423 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:31" (1/1) ... [2024-11-25 02:13:32,502 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:31" (1/1) ... [2024-11-25 02:13:32,573 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:31" (1/1) ... [2024-11-25 02:13:32,602 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:31" (1/1) ... [2024-11-25 02:13:32,696 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:13:32,698 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:13:32,699 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:13:32,699 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:13:32,702 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:13:31" (1/1) ... [2024-11-25 02:13:32,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:13:32,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:13:32,741 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:13:32,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:13:32,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:13:32,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:13:32,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:13:32,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:13:33,303 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:13:33,305 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:13:41,124 INFO L? ?]: Removed 2910 outVars from TransFormulas that were not future-live. [2024-11-25 02:13:41,125 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:13:49,696 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:13:49,697 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 02:13:49,697 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:13:49 BoogieIcfgContainer [2024-11-25 02:13:49,697 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:13:49,698 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:13:49,698 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:13:49,709 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:13:49,710 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:13:49" (1/1) ... [2024-11-25 02:13:49,722 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:13:49,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:49,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 02:13:49,782 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 02:13:49,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 02:13:49,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:49,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:50,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:53,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:14:03,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:14:13,624 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:14:14,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:14:14,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-25 02:14:14,455 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-25 02:14:14,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 02:14:14,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:14:14,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:14:41,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:14:41,768 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:15:15,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:15:26,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:15:26,292 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:15:26,302 INFO L158 Benchmark]: Toolchain (without parser) took 115977.24ms. Allocated memory was 117.4MB in the beginning and 2.3GB in the end (delta: 2.2GB). Free memory was 91.6MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-11-25 02:15:26,304 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 167.8MB. Free memory is still 104.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:15:26,305 INFO L158 Benchmark]: CACSL2BoogieTranslator took 904.33ms. Allocated memory was 117.4MB in the beginning and 125.8MB in the end (delta: 8.4MB). Free memory was 91.6MB in the beginning and 75.2MB in the end (delta: 16.4MB). Peak memory consumption was 77.2MB. Max. memory is 16.1GB. [2024-11-25 02:15:26,305 INFO L158 Benchmark]: Boogie Procedure Inliner took 679.38ms. Allocated memory was 125.8MB in the beginning and 377.5MB in the end (delta: 251.7MB). Free memory was 75.2MB in the beginning and 215.5MB in the end (delta: -140.2MB). Peak memory consumption was 109.7MB. Max. memory is 16.1GB. [2024-11-25 02:15:26,306 INFO L158 Benchmark]: Boogie Preprocessor took 786.90ms. Allocated memory is still 377.5MB. Free memory was 215.5MB in the beginning and 217.4MB in the end (delta: -2.0MB). Peak memory consumption was 112.3MB. Max. memory is 16.1GB. [2024-11-25 02:15:26,306 INFO L158 Benchmark]: RCFGBuilder took 16999.09ms. Allocated memory was 377.5MB in the beginning and 2.3GB in the end (delta: 1.9GB). Free memory was 217.2MB in the beginning and 1.4GB in the end (delta: -1.2GB). Peak memory consumption was 877.9MB. Max. memory is 16.1GB. [2024-11-25 02:15:26,306 INFO L158 Benchmark]: CodeCheck took 96601.37ms. Allocated memory is still 2.3GB. Free memory was 1.4GB in the beginning and 1.2GB in the end (delta: 181.9MB). Peak memory consumption was 188.9MB. Max. memory is 16.1GB. [2024-11-25 02:15:26,309 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 167.8MB. Free memory is still 104.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 904.33ms. Allocated memory was 117.4MB in the beginning and 125.8MB in the end (delta: 8.4MB). Free memory was 91.6MB in the beginning and 75.2MB in the end (delta: 16.4MB). Peak memory consumption was 77.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 679.38ms. Allocated memory was 125.8MB in the beginning and 377.5MB in the end (delta: 251.7MB). Free memory was 75.2MB in the beginning and 215.5MB in the end (delta: -140.2MB). Peak memory consumption was 109.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 786.90ms. Allocated memory is still 377.5MB. Free memory was 215.5MB in the beginning and 217.4MB in the end (delta: -2.0MB). Peak memory consumption was 112.3MB. Max. memory is 16.1GB. * RCFGBuilder took 16999.09ms. Allocated memory was 377.5MB in the beginning and 2.3GB in the end (delta: 1.9GB). Free memory was 217.2MB in the beginning and 1.4GB in the end (delta: -1.2GB). Peak memory consumption was 877.9MB. Max. memory is 16.1GB. * CodeCheck took 96601.37ms. Allocated memory is still 2.3GB. Free memory was 1.4GB in the beginning and 1.2GB in the end (delta: 181.9MB). Peak memory consumption was 188.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 02:15:26,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/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_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop3-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3 --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 d8441fc60171cc197e6941bd5dc3cc65ef17dd7c903513ca4a8e24090c4956dc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:15:29,036 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:15:29,143 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-25 02:15:29,211 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:15:29,212 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:15:29,212 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:15:29,213 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:15:29,213 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:15:29,214 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:15:29,214 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:15:29,215 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:15:29,215 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:15:29,215 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:15:29,215 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:15:29,215 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:15:29,215 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:15:29,215 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:15:29,215 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:15:29,216 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:15:29,216 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:15:29,216 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:15:29,216 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:15:29,216 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:15:29,216 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:15:29,216 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:15:29,217 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:15:29,217 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:15:29,217 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:15:29,217 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:15:29,217 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:15:29,217 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:15:29,217 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:15:29,217 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:15:29,217 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_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3 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 -> d8441fc60171cc197e6941bd5dc3cc65ef17dd7c903513ca4a8e24090c4956dc [2024-11-25 02:15:29,565 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:15:29,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:15:29,576 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:15:29,577 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:15:29,578 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:15:29,579 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop3-func-interl.c [2024-11-25 02:15:32,572 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/data/d4e329ad2/64ccbe2267ef438ca6e5f80b6e4d1c2c/FLAG2675bf97d [2024-11-25 02:15:33,035 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:15:33,035 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop3-func-interl.c [2024-11-25 02:15:33,060 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/data/d4e329ad2/64ccbe2267ef438ca6e5f80b6e4d1c2c/FLAG2675bf97d [2024-11-25 02:15:33,081 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/data/d4e329ad2/64ccbe2267ef438ca6e5f80b6e4d1c2c [2024-11-25 02:15:33,084 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:15:33,087 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:15:33,089 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:15:33,089 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:15:33,094 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:15:33,094 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:15:33" (1/1) ... [2024-11-25 02:15:33,095 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c09035e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:33, skipping insertion in model container [2024-11-25 02:15:33,098 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:15:33" (1/1) ... [2024-11-25 02:15:33,168 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:15:33,395 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_065c07dc-757b-4fca-848b-64aca1844997/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop3-func-interl.c[1177,1190] [2024-11-25 02:15:33,692 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:15:33,711 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:15:33,726 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_065c07dc-757b-4fca-848b-64aca1844997/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop3-func-interl.c[1177,1190] [2024-11-25 02:15:33,882 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:15:33,903 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:15:33,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:33 WrapperNode [2024-11-25 02:15:33,903 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:15:33,904 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:15:33,904 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:15:33,904 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:15:33,912 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:33" (1/1) ... [2024-11-25 02:15:33,954 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:33" (1/1) ... [2024-11-25 02:15:34,051 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1502 [2024-11-25 02:15:34,052 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:15:34,052 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:15:34,053 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:15:34,053 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:15:34,060 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:33" (1/1) ... [2024-11-25 02:15:34,061 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:33" (1/1) ... [2024-11-25 02:15:34,073 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:33" (1/1) ... [2024-11-25 02:15:34,074 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:33" (1/1) ... [2024-11-25 02:15:34,129 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:33" (1/1) ... [2024-11-25 02:15:34,135 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:33" (1/1) ... [2024-11-25 02:15:34,143 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:33" (1/1) ... [2024-11-25 02:15:34,155 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:33" (1/1) ... [2024-11-25 02:15:34,164 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:33" (1/1) ... [2024-11-25 02:15:34,187 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:15:34,191 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:15:34,192 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:15:34,192 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:15:34,193 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:33" (1/1) ... [2024-11-25 02:15:34,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:15:34,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:15:34,238 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:15:34,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:15:34,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:15:34,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:15:34,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:15:34,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:15:34,699 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:15:34,700 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:15:36,682 INFO L? ?]: Removed 84 outVars from TransFormulas that were not future-live. [2024-11-25 02:15:36,682 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:15:36,767 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:15:36,768 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 02:15:36,768 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:15:36 BoogieIcfgContainer [2024-11-25 02:15:36,768 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:15:36,769 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:15:36,769 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:15:36,779 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:15:36,779 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:15:36" (1/1) ... [2024-11-25 02:15:36,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:15:36,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:15:36,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 02:15:36,846 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 02:15:36,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 02:15:36,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:15:36,849 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:15:36,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:15:36,853 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:15:36,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 02:15:37,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:15:37,532 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:15:37,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:15:37,701 INFO L256 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-25 02:15:37,719 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:15:37,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:15:37,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 02:15:38,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:15:38,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-25 02:15:38,143 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-25 02:15:38,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 02:15:38,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:15:38,144 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:15:38,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:15:38,146 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:15:38,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_065c07dc-757b-4fca-848b-64aca1844997/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 02:15:39,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:15:39,039 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:15:39,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:15:39,407 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-25 02:15:39,429 INFO L279 TraceCheckSpWp]: Computing forward predicates...