./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.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_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/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_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/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_e3fdd143-3059-497c-84a5-4e087e9ebb96/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 952d093acd64b66b7c600cffdc05a0626db3f890a96b0d33161bf1d3b3ba6a9a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:45:51,925 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:45:51,983 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 23:45:51,987 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:45:51,988 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:45:52,007 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:45:52,008 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:45:52,008 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:45:52,009 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:45:52,009 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:45:52,009 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:45:52,009 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:45:52,009 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:45:52,009 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:45:52,009 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:45:52,009 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:45:52,010 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:45:52,010 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:45:52,010 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:45:52,010 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:45:52,010 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:45:52,010 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:45:52,010 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:45:52,010 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:45:52,010 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:45:52,011 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:45:52,011 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:45:52,011 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:45:52,011 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:45:52,011 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:45:52,011 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_e3fdd143-3059-497c-84a5-4e087e9ebb96/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 -> 952d093acd64b66b7c600cffdc05a0626db3f890a96b0d33161bf1d3b3ba6a9a [2024-12-05 23:45:52,259 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:45:52,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:45:52,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:45:52,271 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:45:52,271 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:45:52,272 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-func-interl.c [2024-12-05 23:45:54,915 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/data/40bdd7b47/4955d57b92bd4dfca111d8ebcf3d0ed4/FLAG48ad26f37 [2024-12-05 23:45:55,166 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:45:55,167 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-func-interl.c [2024-12-05 23:45:55,181 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/data/40bdd7b47/4955d57b92bd4dfca111d8ebcf3d0ed4/FLAG48ad26f37 [2024-12-05 23:45:55,196 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/data/40bdd7b47/4955d57b92bd4dfca111d8ebcf3d0ed4 [2024-12-05 23:45:55,198 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:45:55,200 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:45:55,201 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:45:55,201 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:45:55,205 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:45:55,206 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:45:55" (1/1) ... [2024-12-05 23:45:55,207 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bcbdc1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:45:55, skipping insertion in model container [2024-12-05 23:45:55,207 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:45:55" (1/1) ... [2024-12-05 23:45:55,242 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:45:55,393 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_e3fdd143-3059-497c-84a5-4e087e9ebb96/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-func-interl.c[1176,1189] [2024-12-05 23:45:55,632 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:45:55,642 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:45:55,652 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_e3fdd143-3059-497c-84a5-4e087e9ebb96/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-func-interl.c[1176,1189] [2024-12-05 23:45:55,779 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:45:55,789 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:45:55,789 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:45:55 WrapperNode [2024-12-05 23:45:55,790 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:45:55,790 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:45:55,790 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:45:55,790 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:45:55,795 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:45:55" (1/1) ... [2024-12-05 23:45:55,843 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:45:55" (1/1) ... [2024-12-05 23:45:56,237 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4793 [2024-12-05 23:45:56,237 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:45:56,238 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:45:56,238 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:45:56,238 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:45:56,243 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:45:55" (1/1) ... [2024-12-05 23:45:56,243 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:45:55" (1/1) ... [2024-12-05 23:45:56,317 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:45:55" (1/1) ... [2024-12-05 23:45:56,317 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:45:55" (1/1) ... [2024-12-05 23:45:56,461 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:45:55" (1/1) ... [2024-12-05 23:45:56,497 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:45:55" (1/1) ... [2024-12-05 23:45:56,517 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:45:55" (1/1) ... [2024-12-05 23:45:56,549 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:45:55" (1/1) ... [2024-12-05 23:45:56,564 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:45:55" (1/1) ... [2024-12-05 23:45:56,630 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:45:56,631 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:45:56,631 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:45:56,631 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:45:56,632 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:45:55" (1/1) ... [2024-12-05 23:45:56,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:45:56,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:45:56,657 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:45:56,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:45:56,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:45:56,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:45:56,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:45:56,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:45:56,980 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:45:56,982 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:46:02,086 INFO L? ?]: Removed 2592 outVars from TransFormulas that were not future-live. [2024-12-05 23:46:02,087 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:46:07,810 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:46:07,811 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 23:46:07,811 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:46:07 BoogieIcfgContainer [2024-12-05 23:46:07,811 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:46:07,811 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:46:07,811 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:46:07,817 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:46:07,818 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:46:07" (1/1) ... [2024-12-05 23:46:07,823 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:46:07,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:46:07,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 23:46:07,862 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 23:46:07,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 23:46:07,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:46:07,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:46:08,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:46:09,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:46:19,279 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:46:29,328 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:46:29,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:46:29,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-05 23:46:29,505 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-05 23:46:29,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:46:29,505 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:46:29,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:46:58,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:47:08,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:47:08,879 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:47:08,883 INFO L158 Benchmark]: Toolchain (without parser) took 73683.21ms. Allocated memory was 142.6MB in the beginning and 2.5GB in the end (delta: 2.3GB). Free memory was 115.9MB in the beginning and 1.9GB in the end (delta: -1.8GB). Peak memory consumption was 550.2MB. Max. memory is 16.1GB. [2024-12-05 23:47:08,883 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:47:08,883 INFO L158 Benchmark]: CACSL2BoogieTranslator took 588.93ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 55.8MB in the end (delta: 59.9MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-12-05 23:47:08,884 INFO L158 Benchmark]: Boogie Procedure Inliner took 447.03ms. Allocated memory was 142.6MB in the beginning and 385.9MB in the end (delta: 243.3MB). Free memory was 55.8MB in the beginning and 278.3MB in the end (delta: -222.4MB). Peak memory consumption was 88.0MB. Max. memory is 16.1GB. [2024-12-05 23:47:08,884 INFO L158 Benchmark]: Boogie Preprocessor took 392.94ms. Allocated memory is still 385.9MB. Free memory was 278.3MB in the beginning and 249.4MB in the end (delta: 28.9MB). Peak memory consumption was 47.4MB. Max. memory is 16.1GB. [2024-12-05 23:47:08,885 INFO L158 Benchmark]: RCFGBuilder took 11179.71ms. Allocated memory was 385.9MB in the beginning and 1.3GB in the end (delta: 922.7MB). Free memory was 249.4MB in the beginning and 911.8MB in the end (delta: -662.4MB). Peak memory consumption was 871.7MB. Max. memory is 16.1GB. [2024-12-05 23:47:08,885 INFO L158 Benchmark]: CodeCheck took 61070.64ms. Allocated memory was 1.3GB in the beginning and 2.5GB in the end (delta: 1.2GB). Free memory was 911.8MB in the beginning and 1.9GB in the end (delta: -1.0GB). Peak memory consumption was 179.3MB. Max. memory is 16.1GB. [2024-12-05 23:47:08,887 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 0.30ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 588.93ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 55.8MB in the end (delta: 59.9MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 447.03ms. Allocated memory was 142.6MB in the beginning and 385.9MB in the end (delta: 243.3MB). Free memory was 55.8MB in the beginning and 278.3MB in the end (delta: -222.4MB). Peak memory consumption was 88.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 392.94ms. Allocated memory is still 385.9MB. Free memory was 278.3MB in the beginning and 249.4MB in the end (delta: 28.9MB). Peak memory consumption was 47.4MB. Max. memory is 16.1GB. * RCFGBuilder took 11179.71ms. Allocated memory was 385.9MB in the beginning and 1.3GB in the end (delta: 922.7MB). Free memory was 249.4MB in the beginning and 911.8MB in the end (delta: -662.4MB). Peak memory consumption was 871.7MB. Max. memory is 16.1GB. * CodeCheck took 61070.64ms. Allocated memory was 1.3GB in the beginning and 2.5GB in the end (delta: 1.2GB). Free memory was 911.8MB in the beginning and 1.9GB in the end (delta: -1.0GB). Peak memory consumption was 179.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:47:09,094 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-12-05 23:47:09,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 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_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/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_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/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_e3fdd143-3059-497c-84a5-4e087e9ebb96/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 952d093acd64b66b7c600cffdc05a0626db3f890a96b0d33161bf1d3b3ba6a9a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:47:10,949 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:47:11,031 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 23:47:11,058 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:47:11,059 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:47:11,059 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:47:11,059 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:47:11,059 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:47:11,059 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:47:11,059 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:47:11,059 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:47:11,060 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:47:11,060 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:47:11,060 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:47:11,060 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:47:11,060 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:47:11,060 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:47:11,060 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:47:11,060 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:47:11,060 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:47:11,060 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:47:11,060 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:47:11,061 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:47:11,061 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:47:11,061 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:47:11,061 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:47:11,061 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:47:11,061 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:47:11,061 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:47:11,061 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:47:11,061 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:47:11,061 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:47:11,061 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:47:11,062 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_e3fdd143-3059-497c-84a5-4e087e9ebb96/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 -> 952d093acd64b66b7c600cffdc05a0626db3f890a96b0d33161bf1d3b3ba6a9a [2024-12-05 23:47:11,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:47:11,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:47:11,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:47:11,305 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:47:11,306 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:47:11,307 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-func-interl.c [2024-12-05 23:47:13,946 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/data/685debda1/0b813fba6dec48e98e3f501f8189f672/FLAG2baa533e3 [2024-12-05 23:47:14,202 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:47:14,203 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-func-interl.c [2024-12-05 23:47:14,215 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/data/685debda1/0b813fba6dec48e98e3f501f8189f672/FLAG2baa533e3 [2024-12-05 23:47:14,499 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/data/685debda1/0b813fba6dec48e98e3f501f8189f672 [2024-12-05 23:47:14,501 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:47:14,502 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:47:14,503 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:47:14,503 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:47:14,506 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:47:14,507 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:47:14" (1/1) ... [2024-12-05 23:47:14,508 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40091eaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:47:14, skipping insertion in model container [2024-12-05 23:47:14,508 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:47:14" (1/1) ... [2024-12-05 23:47:14,541 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:47:14,667 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_e3fdd143-3059-497c-84a5-4e087e9ebb96/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-func-interl.c[1176,1189] [2024-12-05 23:47:14,863 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:47:14,874 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:47:14,884 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_e3fdd143-3059-497c-84a5-4e087e9ebb96/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-func-interl.c[1176,1189] [2024-12-05 23:47:14,973 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:47:14,987 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:47:14,988 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:47:14 WrapperNode [2024-12-05 23:47:14,988 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:47:14,989 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:47:14,989 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:47:14,989 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:47:14,995 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:47:14" (1/1) ... [2024-12-05 23:47:15,018 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:47:14" (1/1) ... [2024-12-05 23:47:15,071 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1373 [2024-12-05 23:47:15,071 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:47:15,072 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:47:15,072 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:47:15,072 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:47:15,080 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:47:14" (1/1) ... [2024-12-05 23:47:15,080 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:47:14" (1/1) ... [2024-12-05 23:47:15,089 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:47:14" (1/1) ... [2024-12-05 23:47:15,089 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:47:14" (1/1) ... [2024-12-05 23:47:15,115 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:47:14" (1/1) ... [2024-12-05 23:47:15,117 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:47:14" (1/1) ... [2024-12-05 23:47:15,121 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:47:14" (1/1) ... [2024-12-05 23:47:15,126 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:47:14" (1/1) ... [2024-12-05 23:47:15,131 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:47:14" (1/1) ... [2024-12-05 23:47:15,140 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:47:15,141 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:47:15,141 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:47:15,141 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:47:15,142 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:47:14" (1/1) ... [2024-12-05 23:47:15,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:47:15,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:47:15,171 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:47:15,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:47:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:47:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:47:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:47:15,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:47:15,454 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:47:15,456 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:47:16,646 INFO L? ?]: Removed 66 outVars from TransFormulas that were not future-live. [2024-12-05 23:47:16,646 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:47:16,706 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:47:16,706 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 23:47:16,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:47:16 BoogieIcfgContainer [2024-12-05 23:47:16,707 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:47:16,707 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:47:16,707 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:47:16,717 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:47:16,717 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:47:16" (1/1) ... [2024-12-05 23:47:16,725 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:47:16,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:47:16,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 23:47:16,769 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 23:47:16,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 23:47:16,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:47:16,772 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:47:16,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:47:16,774 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:47:16,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 23:47:17,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:47:17,173 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:47:17,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:47:17,272 INFO L256 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 23:47:17,279 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:47:17,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:47:17,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 23:47:17,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:47:17,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-05 23:47:17,578 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-05 23:47:17,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:47:17,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:47:17,578 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:47:17,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:47:17,581 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:47:17,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fdd143-3059-497c-84a5-4e087e9ebb96/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 23:47:18,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:47:18,341 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:47:18,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:47:18,569 INFO L256 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-05 23:47:18,580 INFO L279 TraceCheckSpWp]: Computing forward predicates...