./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.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_5253e360-5c74-46ac-b19c-b507f20da38d/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/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_5253e360-5c74-46ac-b19c-b507f20da38d/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/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_5253e360-5c74-46ac-b19c-b507f20da38d/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 af054c56b53dbaf47c2e77c7a9f5399ddfc0be2b5a01fef7ec50c2cea18d4aa8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:27:39,347 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:27:39,445 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-25 05:27:39,454 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 05:27:39,455 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 05:27:39,477 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:27:39,478 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:27:39,478 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:27:39,478 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:27:39,479 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:27:39,479 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:27:39,479 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:27:39,479 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 05:27:39,479 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:27:39,479 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:27:39,479 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:27:39,479 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:27:39,480 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:27:39,480 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:27:39,480 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:27:39,482 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:27:39,482 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:27:39,482 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:27:39,483 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:27:39,483 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:27:39,483 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:27:39,483 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:27:39,483 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:27:39,483 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 05:27:39,483 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 05:27:39,483 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_5253e360-5c74-46ac-b19c-b507f20da38d/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 -> af054c56b53dbaf47c2e77c7a9f5399ddfc0be2b5a01fef7ec50c2cea18d4aa8 [2024-11-25 05:27:39,820 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:27:39,829 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:27:39,831 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:27:39,832 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:27:39,833 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:27:39,835 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-func-interl.c [2024-11-25 05:27:42,972 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/bin/ukojak-verify-ENZ3QT5qd3/data/5f8207e19/be286566937341e8bd7c19db43e555c4/FLAGf198d2f02 [2024-11-25 05:27:43,379 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:27:43,380 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-func-interl.c [2024-11-25 05:27:43,412 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/bin/ukojak-verify-ENZ3QT5qd3/data/5f8207e19/be286566937341e8bd7c19db43e555c4/FLAGf198d2f02 [2024-11-25 05:27:43,436 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/bin/ukojak-verify-ENZ3QT5qd3/data/5f8207e19/be286566937341e8bd7c19db43e555c4 [2024-11-25 05:27:43,438 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:27:43,440 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:27:43,441 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:27:43,442 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:27:43,447 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:27:43,448 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:27:43" (1/1) ... [2024-11-25 05:27:43,449 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c59d82b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:43, skipping insertion in model container [2024-11-25 05:27:43,449 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:27:43" (1/1) ... [2024-11-25 05:27:43,531 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:27:43,712 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_5253e360-5c74-46ac-b19c-b507f20da38d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-func-interl.c[1173,1186] [2024-11-25 05:27:44,217 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:27:44,232 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:27:44,243 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-func-interl.c[1173,1186] [2024-11-25 05:27:44,542 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:27:44,556 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:27:44,557 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:44 WrapperNode [2024-11-25 05:27:44,558 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:27:44,559 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:27:44,559 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:27:44,559 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:27:44,567 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:44" (1/1) ... [2024-11-25 05:27:44,634 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:44" (1/1) ... [2024-11-25 05:27:45,424 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 5800 [2024-11-25 05:27:45,424 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:27:45,425 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:27:45,425 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:27:45,426 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:27:45,434 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:44" (1/1) ... [2024-11-25 05:27:45,435 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:44" (1/1) ... [2024-11-25 05:27:45,550 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:44" (1/1) ... [2024-11-25 05:27:45,550 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:44" (1/1) ... [2024-11-25 05:27:45,756 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:44" (1/1) ... [2024-11-25 05:27:45,790 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:44" (1/1) ... [2024-11-25 05:27:45,922 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:44" (1/1) ... [2024-11-25 05:27:46,006 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:44" (1/1) ... [2024-11-25 05:27:46,039 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:44" (1/1) ... [2024-11-25 05:27:46,235 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:27:46,242 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:27:46,242 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:27:46,242 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:27:46,244 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:27:44" (1/1) ... [2024-11-25 05:27:46,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:27:46,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:27:46,310 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:27:46,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:27:46,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:27:46,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 05:27:46,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:27:46,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:27:47,135 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:27:47,137 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:27:54,114 INFO L? ?]: Removed 3416 outVars from TransFormulas that were not future-live. [2024-11-25 05:27:54,115 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:28:03,513 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:28:03,513 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 05:28:03,514 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:28:03 BoogieIcfgContainer [2024-11-25 05:28:03,514 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:28:03,515 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:28:03,515 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:28:03,538 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:28:03,538 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:28:03" (1/1) ... [2024-11-25 05:28:03,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:28:03,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:28:03,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 05:28:03,634 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 05:28:03,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 05:28:03,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:28:03,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:28:04,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:28:05,139 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 05:28:15,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 05:28:25,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 05:28:25,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:28:25,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-25 05:28:25,758 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-25 05:28:25,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 05:28:25,758 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:28:25,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:29:24,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:29:24,540 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 05:30:19,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:30:30,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:30:30,767 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 05:30:30,771 INFO L158 Benchmark]: Toolchain (without parser) took 167331.18ms. Allocated memory was 117.4MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 89.5MB in the beginning and 206.4MB in the end (delta: -116.9MB). Peak memory consumption was 892.5MB. Max. memory is 16.1GB. [2024-11-25 05:30:30,772 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:30:30,773 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1117.04ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 50.7MB in the end (delta: 38.6MB). Peak memory consumption was 86.3MB. Max. memory is 16.1GB. [2024-11-25 05:30:30,774 INFO L158 Benchmark]: Boogie Procedure Inliner took 865.54ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 50.6MB in the beginning and 136.5MB in the end (delta: -85.9MB). Peak memory consumption was 140.3MB. Max. memory is 16.1GB. [2024-11-25 05:30:30,774 INFO L158 Benchmark]: Boogie Preprocessor took 811.69ms. Allocated memory is still 285.2MB. Free memory was 136.5MB in the beginning and 117.5MB in the end (delta: 18.9MB). Peak memory consumption was 72.5MB. Max. memory is 16.1GB. [2024-11-25 05:30:30,775 INFO L158 Benchmark]: RCFGBuilder took 17271.75ms. Allocated memory was 285.2MB in the beginning and 956.3MB in the end (delta: 671.1MB). Free memory was 117.4MB in the beginning and 380.6MB in the end (delta: -263.2MB). Peak memory consumption was 825.5MB. Max. memory is 16.1GB. [2024-11-25 05:30:30,776 INFO L158 Benchmark]: CodeCheck took 147255.22ms. Allocated memory was 956.3MB in the beginning and 1.1GB in the end (delta: 167.8MB). Free memory was 380.6MB in the beginning and 206.4MB in the end (delta: 174.2MB). Peak memory consumption was 346.0MB. Max. memory is 16.1GB. [2024-11-25 05:30:30,784 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 0.41ms. Allocated memory is still 117.4MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1117.04ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 50.7MB in the end (delta: 38.6MB). Peak memory consumption was 86.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 865.54ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 50.6MB in the beginning and 136.5MB in the end (delta: -85.9MB). Peak memory consumption was 140.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 811.69ms. Allocated memory is still 285.2MB. Free memory was 136.5MB in the beginning and 117.5MB in the end (delta: 18.9MB). Peak memory consumption was 72.5MB. Max. memory is 16.1GB. * RCFGBuilder took 17271.75ms. Allocated memory was 285.2MB in the beginning and 956.3MB in the end (delta: 671.1MB). Free memory was 117.4MB in the beginning and 380.6MB in the end (delta: -263.2MB). Peak memory consumption was 825.5MB. Max. memory is 16.1GB. * CodeCheck took 147255.22ms. Allocated memory was 956.3MB in the beginning and 1.1GB in the end (delta: 167.8MB). Free memory was 380.6MB in the beginning and 206.4MB in the end (delta: 174.2MB). Peak memory consumption was 346.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 05:30:30,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/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_5253e360-5c74-46ac-b19c-b507f20da38d/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/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_5253e360-5c74-46ac-b19c-b507f20da38d/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/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_5253e360-5c74-46ac-b19c-b507f20da38d/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 af054c56b53dbaf47c2e77c7a9f5399ddfc0be2b5a01fef7ec50c2cea18d4aa8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:30:33,759 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:30:33,898 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-25 05:30:33,948 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:30:33,949 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:30:33,949 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:30:33,950 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:30:33,950 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:30:33,951 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:30:33,951 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:30:33,951 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:30:33,952 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:30:33,952 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:30:33,952 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:30:33,952 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 05:30:33,952 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 05:30:33,953 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 05:30:33,953 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:30:33,953 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:30:33,953 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:30:33,953 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:30:33,953 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:30:33,953 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:30:33,953 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:30:33,953 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 05:30:33,953 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:30:33,954 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:30:33,954 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:30:33,954 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:30:33,954 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:30:33,954 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 05:30:33,954 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:30:33,954 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 05:30:33,954 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_5253e360-5c74-46ac-b19c-b507f20da38d/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 -> af054c56b53dbaf47c2e77c7a9f5399ddfc0be2b5a01fef7ec50c2cea18d4aa8 [2024-11-25 05:30:34,312 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:30:34,321 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:30:34,324 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:30:34,325 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:30:34,326 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:30:34,327 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-func-interl.c [2024-11-25 05:30:37,490 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/bin/ukojak-verify-ENZ3QT5qd3/data/9171229df/f069f89f2c75448bb221e6526c749a23/FLAG8857fa69c [2024-11-25 05:30:37,941 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:30:37,942 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-func-interl.c [2024-11-25 05:30:37,982 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/bin/ukojak-verify-ENZ3QT5qd3/data/9171229df/f069f89f2c75448bb221e6526c749a23/FLAG8857fa69c [2024-11-25 05:30:38,007 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/bin/ukojak-verify-ENZ3QT5qd3/data/9171229df/f069f89f2c75448bb221e6526c749a23 [2024-11-25 05:30:38,010 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:30:38,012 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:30:38,014 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:30:38,015 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:30:38,020 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:30:38,021 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:30:38" (1/1) ... [2024-11-25 05:30:38,022 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c01e649 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:38, skipping insertion in model container [2024-11-25 05:30:38,025 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:30:38" (1/1) ... [2024-11-25 05:30:38,111 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:30:38,371 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_5253e360-5c74-46ac-b19c-b507f20da38d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-func-interl.c[1173,1186] [2024-11-25 05:30:38,778 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:30:38,800 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:30:38,815 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_5253e360-5c74-46ac-b19c-b507f20da38d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.blocks.2.prop1-func-interl.c[1173,1186] [2024-11-25 05:30:39,053 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:30:39,069 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:30:39,069 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:39 WrapperNode [2024-11-25 05:30:39,070 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:30:39,072 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:30:39,072 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:30:39,072 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:30:39,080 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:39" (1/1) ... [2024-11-25 05:30:39,162 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:39" (1/1) ... [2024-11-25 05:30:39,293 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2032 [2024-11-25 05:30:39,293 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:30:39,293 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:30:39,294 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:30:39,294 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:30:39,302 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:39" (1/1) ... [2024-11-25 05:30:39,302 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:39" (1/1) ... [2024-11-25 05:30:39,329 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:39" (1/1) ... [2024-11-25 05:30:39,329 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:39" (1/1) ... [2024-11-25 05:30:39,402 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:39" (1/1) ... [2024-11-25 05:30:39,409 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:39" (1/1) ... [2024-11-25 05:30:39,419 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:39" (1/1) ... [2024-11-25 05:30:39,432 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:39" (1/1) ... [2024-11-25 05:30:39,447 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:39" (1/1) ... [2024-11-25 05:30:39,468 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:30:39,470 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:30:39,470 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:30:39,471 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:30:39,471 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:30:39" (1/1) ... [2024-11-25 05:30:39,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:30:39,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:30:39,511 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:30:39,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:30:39,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:30:39,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 05:30:39,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:30:39,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:30:40,076 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:30:40,079 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:30:42,398 INFO L? ?]: Removed 50 outVars from TransFormulas that were not future-live. [2024-11-25 05:30:42,398 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:30:42,493 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:30:42,493 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 05:30:42,494 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:30:42 BoogieIcfgContainer [2024-11-25 05:30:42,494 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:30:42,495 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:30:42,495 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:30:42,505 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:30:42,505 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:30:42" (1/1) ... [2024-11-25 05:30:42,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:30:42,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:30:42,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 05:30:42,571 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 05:30:42,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 05:30:42,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:30:42,575 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:30:42,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:30:42,579 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:30:42,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 05:30:43,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:30:43,427 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:30:43,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:30:43,601 INFO L256 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 05:30:43,612 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:30:43,719 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 05:30:43,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-25 05:30:43,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:30:43,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-25 05:30:43,916 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-25 05:30:43,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 05:30:43,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:30:43,917 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:30:43,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:30:43,919 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:30:43,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5253e360-5c74-46ac-b19c-b507f20da38d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 05:30:45,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:30:45,166 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:30:45,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:30:45,641 INFO L256 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-25 05:30:45,662 INFO L279 TraceCheckSpWp]: Computing forward predicates...