./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.exit.1.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_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.exit.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 561f6f96d2800afd15f3d43c8f252b7fb8a80fc52997440ac59e976ed2ca4774 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:53:49,434 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:53:49,491 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 00:53:49,495 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:53:49,495 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:53:49,514 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:53:49,515 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:53:49,515 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:53:49,515 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:53:49,515 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:53:49,516 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:53:49,516 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:53:49,516 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:53:49,516 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:53:49,516 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:53:49,516 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:53:49,516 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:53:49,516 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:53:49,516 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:53:49,516 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:53:49,516 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:53:49,517 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:53:49,517 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:53:49,517 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:53:49,517 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:53:49,517 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:53:49,517 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:53:49,517 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:53:49,517 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:53:49,517 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:53:49,517 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_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 561f6f96d2800afd15f3d43c8f252b7fb8a80fc52997440ac59e976ed2ca4774 [2024-12-06 00:53:49,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:53:49,760 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:53:49,762 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:53:49,763 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:53:49,763 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:53:49,765 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.exit.1.prop1-func-interl.c [2024-12-06 00:53:52,411 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/data/e5b158287/5e57bd1a674648baae4c4581282cf085/FLAGc2ad4d0af [2024-12-06 00:53:52,702 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:53:52,703 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.exit.1.prop1-func-interl.c [2024-12-06 00:53:52,718 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/data/e5b158287/5e57bd1a674648baae4c4581282cf085/FLAGc2ad4d0af [2024-12-06 00:53:52,732 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/data/e5b158287/5e57bd1a674648baae4c4581282cf085 [2024-12-06 00:53:52,734 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:53:52,735 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:53:52,737 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:53:52,737 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:53:52,741 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:53:52,742 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:53:52" (1/1) ... [2024-12-06 00:53:52,743 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c32cc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:53:52, skipping insertion in model container [2024-12-06 00:53:52,743 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:53:52" (1/1) ... [2024-12-06 00:53:52,790 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:53:52,954 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_e5f3561f-7a8c-4c43-b99c-bab88166624b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.exit.1.prop1-func-interl.c[1171,1184] [2024-12-06 00:53:53,250 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:53:53,260 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:53:53,270 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_e5f3561f-7a8c-4c43-b99c-bab88166624b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.exit.1.prop1-func-interl.c[1171,1184] [2024-12-06 00:53:53,473 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:53:53,486 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:53:53,487 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:53:53 WrapperNode [2024-12-06 00:53:53,487 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:53:53,488 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:53:53,488 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:53:53,488 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:53:53,494 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:53:53" (1/1) ... [2024-12-06 00:53:53,543 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:53:53" (1/1) ... [2024-12-06 00:53:54,178 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 7465 [2024-12-06 00:53:54,178 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:53:54,178 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:53:54,178 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:53:54,178 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:53:54,183 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:53:53" (1/1) ... [2024-12-06 00:53:54,184 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:53:53" (1/1) ... [2024-12-06 00:53:54,264 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:53:53" (1/1) ... [2024-12-06 00:53:54,265 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:53:53" (1/1) ... [2024-12-06 00:53:54,456 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:53:53" (1/1) ... [2024-12-06 00:53:54,495 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:53:53" (1/1) ... [2024-12-06 00:53:54,525 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:53:53" (1/1) ... [2024-12-06 00:53:54,585 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:53:53" (1/1) ... [2024-12-06 00:53:54,604 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:53:53" (1/1) ... [2024-12-06 00:53:54,768 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:53:54,771 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:53:54,771 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:53:54,771 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:53:54,773 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:53:53" (1/1) ... [2024-12-06 00:53:54,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:53:54,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:53:54,804 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:53:54,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:53:54,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:53:54,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:53:54,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:53:54,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:53:55,308 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:53:55,310 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:54:13,521 INFO L? ?]: Removed 4263 outVars from TransFormulas that were not future-live. [2024-12-06 00:54:13,521 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:54:23,130 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:54:23,130 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:54:23,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:54:23 BoogieIcfgContainer [2024-12-06 00:54:23,131 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:54:23,131 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:54:23,131 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:54:23,138 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:54:23,138 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:54:23" (1/1) ... [2024-12-06 00:54:23,143 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:54:23,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:23,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 00:54:23,181 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 00:54:23,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:54:23,183 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:23,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:54:23,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:25,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:54:37,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.65s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:54:47,110 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:54:47,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:47,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-06 00:54:47,432 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-06 00:54:47,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 00:54:47,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:47,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:56:38,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:56:38,102 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:58:56,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:59:07,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:59:07,712 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 00:59:07,715 INFO L158 Benchmark]: Toolchain (without parser) took 314979.61ms. Allocated memory was 142.6MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 114.7MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2024-12-06 00:59:07,716 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory was 83.3MB in the beginning and 83.2MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:59:07,716 INFO L158 Benchmark]: CACSL2BoogieTranslator took 750.56ms. Allocated memory is still 142.6MB. Free memory was 114.5MB in the beginning and 66.7MB in the end (delta: 47.8MB). Peak memory consumption was 79.6MB. Max. memory is 16.1GB. [2024-12-06 00:59:07,717 INFO L158 Benchmark]: Boogie Procedure Inliner took 690.19ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 66.7MB in the beginning and 147.7MB in the end (delta: -81.0MB). Peak memory consumption was 192.5MB. Max. memory is 16.1GB. [2024-12-06 00:59:07,717 INFO L158 Benchmark]: Boogie Preprocessor took 590.11ms. Allocated memory is still 310.4MB. Free memory was 147.7MB in the beginning and 94.8MB in the end (delta: 52.9MB). Peak memory consumption was 52.7MB. Max. memory is 16.1GB. [2024-12-06 00:59:07,718 INFO L158 Benchmark]: RCFGBuilder took 28360.28ms. Allocated memory was 310.4MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 94.8MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 674.8MB. Max. memory is 16.1GB. [2024-12-06 00:59:07,718 INFO L158 Benchmark]: CodeCheck took 284582.93ms. Allocated memory was 1.7GB in the beginning and 2.8GB in the end (delta: 1.1GB). Free memory was 1.2GB in the beginning and 1.4GB in the end (delta: -221.9MB). Peak memory consumption was 872.7MB. Max. memory is 16.1GB. [2024-12-06 00:59:07,721 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 0.29ms. Allocated memory is still 142.6MB. Free memory was 83.3MB in the beginning and 83.2MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 750.56ms. Allocated memory is still 142.6MB. Free memory was 114.5MB in the beginning and 66.7MB in the end (delta: 47.8MB). Peak memory consumption was 79.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 690.19ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 66.7MB in the beginning and 147.7MB in the end (delta: -81.0MB). Peak memory consumption was 192.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 590.11ms. Allocated memory is still 310.4MB. Free memory was 147.7MB in the beginning and 94.8MB in the end (delta: 52.9MB). Peak memory consumption was 52.7MB. Max. memory is 16.1GB. * RCFGBuilder took 28360.28ms. Allocated memory was 310.4MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 94.8MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 674.8MB. Max. memory is 16.1GB. * CodeCheck took 284582.93ms. Allocated memory was 1.7GB in the beginning and 2.8GB in the end (delta: 1.1GB). Free memory was 1.2GB in the beginning and 1.4GB in the end (delta: -221.9MB). Peak memory consumption was 872.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 00:59:07,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.exit.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 561f6f96d2800afd15f3d43c8f252b7fb8a80fc52997440ac59e976ed2ca4774 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:59:09,764 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:59:09,842 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 00:59:09,870 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:59:09,871 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:59:09,871 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:59:09,872 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:59:09,872 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:59:09,872 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:59:09,872 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:59:09,872 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:59:09,872 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:59:09,872 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:59:09,872 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:59:09,873 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:59:09,873 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:59:09,873 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:59:09,873 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:59:09,873 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:59:09,873 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:59:09,873 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:59:09,874 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:59:09,874 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:59:09,874 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:59:09,874 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:59:09,874 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:59:09,874 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:59:09,874 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:59:09,874 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:59:09,875 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:59:09,875 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:59:09,875 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:59:09,875 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:59:09,875 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_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 561f6f96d2800afd15f3d43c8f252b7fb8a80fc52997440ac59e976ed2ca4774 [2024-12-06 00:59:10,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:59:10,133 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:59:10,135 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:59:10,136 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:59:10,137 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:59:10,138 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.exit.1.prop1-func-interl.c [2024-12-06 00:59:12,834 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/data/f1f8ecdc8/7a108fc8e2f642d1827c37d551c645b9/FLAG418b3e6c4 [2024-12-06 00:59:13,100 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:59:13,100 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.exit.1.prop1-func-interl.c [2024-12-06 00:59:13,115 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/data/f1f8ecdc8/7a108fc8e2f642d1827c37d551c645b9/FLAG418b3e6c4 [2024-12-06 00:59:13,129 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/data/f1f8ecdc8/7a108fc8e2f642d1827c37d551c645b9 [2024-12-06 00:59:13,132 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:59:13,133 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:59:13,134 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:59:13,135 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:59:13,139 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:59:13,140 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:59:13" (1/1) ... [2024-12-06 00:59:13,141 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72c599f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:13, skipping insertion in model container [2024-12-06 00:59:13,141 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:59:13" (1/1) ... [2024-12-06 00:59:13,188 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:59:13,355 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_e5f3561f-7a8c-4c43-b99c-bab88166624b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.exit.1.prop1-func-interl.c[1171,1184] [2024-12-06 00:59:13,611 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:59:13,620 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:59:13,628 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_e5f3561f-7a8c-4c43-b99c-bab88166624b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.exit.1.prop1-func-interl.c[1171,1184] [2024-12-06 00:59:13,763 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:59:13,776 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:59:13,777 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:13 WrapperNode [2024-12-06 00:59:13,777 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:59:13,778 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:59:13,778 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:59:13,778 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:59:13,784 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:13" (1/1) ... [2024-12-06 00:59:13,815 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:13" (1/1) ... [2024-12-06 00:59:13,894 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2433 [2024-12-06 00:59:13,894 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:59:13,895 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:59:13,895 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:59:13,895 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:59:13,902 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:13" (1/1) ... [2024-12-06 00:59:13,902 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:13" (1/1) ... [2024-12-06 00:59:13,930 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:13" (1/1) ... [2024-12-06 00:59:13,930 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:13" (1/1) ... [2024-12-06 00:59:13,967 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:13" (1/1) ... [2024-12-06 00:59:13,972 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:13" (1/1) ... [2024-12-06 00:59:13,976 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:13" (1/1) ... [2024-12-06 00:59:13,984 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:13" (1/1) ... [2024-12-06 00:59:13,992 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:13" (1/1) ... [2024-12-06 00:59:14,007 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:59:14,007 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:59:14,007 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:59:14,007 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:59:14,008 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:13" (1/1) ... [2024-12-06 00:59:14,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:59:14,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:59:14,038 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:59:14,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:59:14,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:59:14,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:59:14,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:59:14,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:59:14,461 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:59:14,463 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:59:16,525 INFO L? ?]: Removed 102 outVars from TransFormulas that were not future-live. [2024-12-06 00:59:16,526 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:59:16,627 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:59:16,627 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:59:16,628 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:59:16 BoogieIcfgContainer [2024-12-06 00:59:16,628 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:59:16,628 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:59:16,629 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:59:16,638 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:59:16,639 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:59:16" (1/1) ... [2024-12-06 00:59:16,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:59:16,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:59:16,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 00:59:16,692 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 00:59:16,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:59:16,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:59:16,695 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:59:16,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:59:16,697 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:59:16,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 00:59:17,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:59:17,405 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:59:17,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:59:17,581 INFO L256 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 00:59:17,592 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:59:17,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:59:17,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 00:59:17,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:59:17,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 00:59:17,937 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 00:59:17,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 00:59:17,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:59:17,937 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:59:17,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:59:17,940 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:59:17,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5f3561f-7a8c-4c43-b99c-bab88166624b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 00:59:19,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:59:19,049 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:59:19,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:59:19,365 INFO L256 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-06 00:59:19,385 INFO L279 TraceCheckSpWp]: Computing forward predicates...