./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lup.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_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lup.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 808b840497a164843ecd38739545c9a904291699c2fa55ac42e5e161616f5531 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:31:24,607 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:31:24,673 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-25 03:31:24,678 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:31:24,678 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:31:24,701 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:31:24,702 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:31:24,702 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:31:24,703 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:31:24,703 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:31:24,703 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:31:24,703 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:31:24,703 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:31:24,703 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:31:24,703 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:31:24,704 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:31:24,704 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:31:24,704 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:31:24,704 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:31:24,704 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:31:24,704 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:31:24,704 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:31:24,704 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:31:24,705 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:31:24,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:31:24,705 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:31:24,705 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:31:24,705 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:31:24,705 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:31:24,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:31:24,705 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_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 808b840497a164843ecd38739545c9a904291699c2fa55ac42e5e161616f5531 [2024-11-25 03:31:25,023 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:31:25,032 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:31:25,038 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:31:25,040 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:31:25,041 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:31:25,043 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lup.1.prop1-func-interl.c [2024-11-25 03:31:28,053 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/data/0298bedeb/8ac1c37345db4a39b03a1800e0e1ce94/FLAG3c0346a90 [2024-11-25 03:31:28,597 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:31:28,598 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lup.1.prop1-func-interl.c [2024-11-25 03:31:28,620 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/data/0298bedeb/8ac1c37345db4a39b03a1800e0e1ce94/FLAG3c0346a90 [2024-11-25 03:31:28,655 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/data/0298bedeb/8ac1c37345db4a39b03a1800e0e1ce94 [2024-11-25 03:31:28,658 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:31:28,662 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:31:28,664 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:31:28,665 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:31:28,670 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:31:28,671 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:31:28" (1/1) ... [2024-11-25 03:31:28,673 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30580f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:28, skipping insertion in model container [2024-11-25 03:31:28,674 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:31:28" (1/1) ... [2024-11-25 03:31:28,765 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:31:28,967 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_4e365fca-0b2c-4169-8881-8e17af937794/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lup.1.prop1-func-interl.c[1170,1183] [2024-11-25 03:31:29,474 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:31:29,484 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:31:29,493 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_4e365fca-0b2c-4169-8881-8e17af937794/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lup.1.prop1-func-interl.c[1170,1183] [2024-11-25 03:31:29,799 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:31:29,816 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:31:29,817 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:29 WrapperNode [2024-11-25 03:31:29,817 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:31:29,819 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:31:29,819 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:31:29,819 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:31:29,826 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:29" (1/1) ... [2024-11-25 03:31:29,938 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:29" (1/1) ... [2024-11-25 03:31:31,250 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 9133 [2024-11-25 03:31:31,251 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:31:31,252 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:31:31,253 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:31:31,253 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:31:31,265 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:29" (1/1) ... [2024-11-25 03:31:31,265 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:29" (1/1) ... [2024-11-25 03:31:31,910 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:29" (1/1) ... [2024-11-25 03:31:31,911 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:29" (1/1) ... [2024-11-25 03:31:32,636 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:29" (1/1) ... [2024-11-25 03:31:32,761 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:29" (1/1) ... [2024-11-25 03:31:32,850 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:29" (1/1) ... [2024-11-25 03:31:32,994 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:29" (1/1) ... [2024-11-25 03:31:33,039 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:29" (1/1) ... [2024-11-25 03:31:33,407 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:31:33,409 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:31:33,409 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:31:33,409 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:31:33,410 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:31:29" (1/1) ... [2024-11-25 03:31:33,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:31:33,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:31:33,453 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:31:33,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:31:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:31:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:31:33,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:31:33,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:31:34,212 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:31:34,216 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:31:49,461 INFO L? ?]: Removed 5070 outVars from TransFormulas that were not future-live. [2024-11-25 03:31:49,461 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:32:08,287 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:32:08,287 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 03:32:08,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:32:08 BoogieIcfgContainer [2024-11-25 03:32:08,288 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:32:08,289 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:32:08,289 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:32:08,300 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:32:08,301 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:32:08" (1/1) ... [2024-11-25 03:32:08,314 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:32:08,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:32:08,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 03:32:08,379 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 03:32:08,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 03:32:08,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:32:08,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:32:09,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:32:11,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:32:21,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.38s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:32:32,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:32:32,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:32:32,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-25 03:32:32,545 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-25 03:32:32,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 03:32:32,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:32:32,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:37:24,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:37:24,898 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:41:07,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:41:18,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:41:18,873 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 03:41:18,880 INFO L158 Benchmark]: Toolchain (without parser) took 590220.21ms. Allocated memory was 117.4MB in the beginning and 2.6GB in the end (delta: 2.5GB). Free memory was 90.2MB in the beginning and 1.0GB in the end (delta: -943.2MB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2024-11-25 03:41:18,880 INFO L158 Benchmark]: CDTParser took 1.31ms. Allocated memory is still 142.6MB. Free memory is still 79.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:41:18,883 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1155.07ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 89.9MB in the beginning and 277.9MB in the end (delta: -188.0MB). Peak memory consumption was 91.9MB. Max. memory is 16.1GB. [2024-11-25 03:41:18,887 INFO L158 Benchmark]: Boogie Procedure Inliner took 1432.83ms. Allocated memory is still 352.3MB. Free memory was 277.9MB in the beginning and 135.4MB in the end (delta: 142.6MB). Peak memory consumption was 286.3MB. Max. memory is 16.1GB. [2024-11-25 03:41:18,887 INFO L158 Benchmark]: Boogie Preprocessor took 2155.16ms. Allocated memory was 352.3MB in the beginning and 729.8MB in the end (delta: 377.5MB). Free memory was 135.4MB in the beginning and 473.7MB in the end (delta: -338.3MB). Peak memory consumption was 80.5MB. Max. memory is 16.1GB. [2024-11-25 03:41:18,888 INFO L158 Benchmark]: RCFGBuilder took 34879.09ms. Allocated memory was 729.8MB in the beginning and 2.6GB in the end (delta: 1.9GB). Free memory was 473.7MB in the beginning and 1.9GB in the end (delta: -1.4GB). Peak memory consumption was 931.5MB. Max. memory is 16.1GB. [2024-11-25 03:41:18,888 INFO L158 Benchmark]: CodeCheck took 550590.16ms. Allocated memory is still 2.6GB. Free memory was 1.9GB in the beginning and 1.0GB in the end (delta: 864.0MB). Peak memory consumption was 863.2MB. Max. memory is 16.1GB. [2024-11-25 03:41:18,894 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 1.31ms. Allocated memory is still 142.6MB. Free memory is still 79.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1155.07ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 89.9MB in the beginning and 277.9MB in the end (delta: -188.0MB). Peak memory consumption was 91.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1432.83ms. Allocated memory is still 352.3MB. Free memory was 277.9MB in the beginning and 135.4MB in the end (delta: 142.6MB). Peak memory consumption was 286.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2155.16ms. Allocated memory was 352.3MB in the beginning and 729.8MB in the end (delta: 377.5MB). Free memory was 135.4MB in the beginning and 473.7MB in the end (delta: -338.3MB). Peak memory consumption was 80.5MB. Max. memory is 16.1GB. * RCFGBuilder took 34879.09ms. Allocated memory was 729.8MB in the beginning and 2.6GB in the end (delta: 1.9GB). Free memory was 473.7MB in the beginning and 1.9GB in the end (delta: -1.4GB). Peak memory consumption was 931.5MB. Max. memory is 16.1GB. * CodeCheck took 550590.16ms. Allocated memory is still 2.6GB. Free memory was 1.9GB in the beginning and 1.0GB in the end (delta: 864.0MB). Peak memory consumption was 863.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 03:41:18,953 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lup.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 808b840497a164843ecd38739545c9a904291699c2fa55ac42e5e161616f5531 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:41:21,876 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:41:21,994 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-25 03:41:22,041 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:41:22,043 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:41:22,043 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:41:22,043 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:41:22,044 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:41:22,044 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:41:22,045 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:41:22,046 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:41:22,046 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:41:22,046 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:41:22,046 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:41:22,046 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 03:41:22,047 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 03:41:22,047 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 03:41:22,047 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:41:22,047 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:41:22,047 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:41:22,048 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:41:22,048 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:41:22,048 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:41:22,048 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:41:22,048 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 03:41:22,048 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:41:22,048 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:41:22,049 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:41:22,049 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:41:22,049 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:41:22,049 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 03:41:22,049 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:41:22,049 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 03:41:22,049 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_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 808b840497a164843ecd38739545c9a904291699c2fa55ac42e5e161616f5531 [2024-11-25 03:41:22,416 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:41:22,425 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:41:22,428 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:41:22,431 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:41:22,432 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:41:22,433 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lup.1.prop1-func-interl.c [2024-11-25 03:41:25,383 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/data/e17e10eb1/80d949b086da49709fa604c60f9048fc/FLAG04ef007d7 [2024-11-25 03:41:25,917 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:41:25,917 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lup.1.prop1-func-interl.c [2024-11-25 03:41:25,945 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/data/e17e10eb1/80d949b086da49709fa604c60f9048fc/FLAG04ef007d7 [2024-11-25 03:41:25,982 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/data/e17e10eb1/80d949b086da49709fa604c60f9048fc [2024-11-25 03:41:25,989 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:41:25,990 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:41:25,992 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:41:25,992 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:41:25,998 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:41:25,999 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:41:25" (1/1) ... [2024-11-25 03:41:26,000 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@701437e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:41:26, skipping insertion in model container [2024-11-25 03:41:26,003 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:41:25" (1/1) ... [2024-11-25 03:41:26,086 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:41:26,319 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_4e365fca-0b2c-4169-8881-8e17af937794/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lup.1.prop1-func-interl.c[1170,1183] [2024-11-25 03:41:26,804 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:41:26,817 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:41:26,825 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_4e365fca-0b2c-4169-8881-8e17af937794/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lup.1.prop1-func-interl.c[1170,1183] [2024-11-25 03:41:27,032 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:41:27,050 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:41:27,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:41:27 WrapperNode [2024-11-25 03:41:27,051 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:41:27,052 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:41:27,052 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:41:27,053 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:41:27,063 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:41:27" (1/1) ... [2024-11-25 03:41:27,124 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:41:27" (1/1) ... [2024-11-25 03:41:27,264 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2557 [2024-11-25 03:41:27,264 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:41:27,265 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:41:27,265 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:41:27,265 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:41:27,273 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:41:27" (1/1) ... [2024-11-25 03:41:27,273 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:41:27" (1/1) ... [2024-11-25 03:41:27,299 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:41:27" (1/1) ... [2024-11-25 03:41:27,300 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:41:27" (1/1) ... [2024-11-25 03:41:27,390 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:41:27" (1/1) ... [2024-11-25 03:41:27,394 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:41:27" (1/1) ... [2024-11-25 03:41:27,400 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:41:27" (1/1) ... [2024-11-25 03:41:27,408 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:41:27" (1/1) ... [2024-11-25 03:41:27,417 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:41:27" (1/1) ... [2024-11-25 03:41:27,447 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:41:27,451 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:41:27,451 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:41:27,451 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:41:27,452 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:41:27" (1/1) ... [2024-11-25 03:41:27,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:41:27,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:41:27,496 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:41:27,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:41:27,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:41:27,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 03:41:27,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:41:27,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:41:28,296 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:41:28,299 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:41:32,502 INFO L? ?]: Removed 94 outVars from TransFormulas that were not future-live. [2024-11-25 03:41:32,503 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:41:32,632 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:41:32,632 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 03:41:32,633 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:41:32 BoogieIcfgContainer [2024-11-25 03:41:32,633 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:41:32,634 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:41:32,634 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:41:32,648 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:41:32,648 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:41:32" (1/1) ... [2024-11-25 03:41:32,658 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:41:32,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:41:32,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 03:41:32,719 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 03:41:32,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 03:41:32,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:41:32,723 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:41:32,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:41:32,727 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:41:32,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 03:41:33,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:41:33,721 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:41:33,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:41:33,957 INFO L256 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-25 03:41:33,971 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:41:34,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:41:34,117 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 03:41:34,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:41:34,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-25 03:41:34,362 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-25 03:41:34,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 03:41:34,363 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:41:34,363 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:41:34,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:41:34,366 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:41:34,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e365fca-0b2c-4169-8881-8e17af937794/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 03:41:35,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:41:35,805 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:41:36,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:41:36,323 INFO L256 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-25 03:41:36,349 INFO L279 TraceCheckSpWp]: Computing forward predicates...