./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w128_d16_e0.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_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/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_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w128_d16_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/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_852ce34e-32d4-4cf8-867d-981d92ddd468/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 52aaa0332eefa406b14bf0040bc722ffbb83771cf03ec10c7d17ac8a4e45d63a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:27:08,884 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:27:08,989 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-25 02:27:08,999 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:27:08,999 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:27:09,036 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:27:09,037 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:27:09,037 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:27:09,037 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:27:09,037 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:27:09,037 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:27:09,038 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:27:09,038 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:27:09,038 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:27:09,038 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:27:09,038 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:27:09,038 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:27:09,038 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:27:09,038 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:27:09,038 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:27:09,039 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:27:09,039 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:27:09,039 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:27:09,039 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:27:09,039 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:27:09,039 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:27:09,039 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:27:09,042 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:27:09,042 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:27:09,042 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:27:09,043 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_852ce34e-32d4-4cf8-867d-981d92ddd468/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 -> 52aaa0332eefa406b14bf0040bc722ffbb83771cf03ec10c7d17ac8a4e45d63a [2024-11-25 02:27:09,390 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:27:09,405 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:27:09,407 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:27:09,409 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:27:09,410 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:27:09,412 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w128_d16_e0.c [2024-11-25 02:27:12,528 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/data/559b844e1/5846263c9a034e248b77a1d469dc2be5/FLAG3fd808671 [2024-11-25 02:27:12,909 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:27:12,910 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w128_d16_e0.c [2024-11-25 02:27:12,921 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/data/559b844e1/5846263c9a034e248b77a1d469dc2be5/FLAG3fd808671 [2024-11-25 02:27:13,099 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/data/559b844e1/5846263c9a034e248b77a1d469dc2be5 [2024-11-25 02:27:13,103 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:27:13,105 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:27:13,108 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:27:13,108 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:27:13,113 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:27:13,114 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:27:13" (1/1) ... [2024-11-25 02:27:13,118 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@744b2308 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:13, skipping insertion in model container [2024-11-25 02:27:13,119 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:27:13" (1/1) ... [2024-11-25 02:27:13,172 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:27:13,374 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_852ce34e-32d4-4cf8-867d-981d92ddd468/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w128_d16_e0.c[1335,1348] [2024-11-25 02:27:13,623 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:27:13,633 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:27:13,644 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_852ce34e-32d4-4cf8-867d-981d92ddd468/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w128_d16_e0.c[1335,1348] [2024-11-25 02:27:13,812 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:27:13,827 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:27:13,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:13 WrapperNode [2024-11-25 02:27:13,828 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:27:13,829 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:27:13,830 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:27:13,830 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:27:13,838 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:13" (1/1) ... [2024-11-25 02:27:13,882 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:13" (1/1) ... [2024-11-25 02:27:14,162 INFO L138 Inliner]: procedures = 18, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1976 [2024-11-25 02:27:14,163 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:27:14,163 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:27:14,163 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:27:14,163 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:27:14,172 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:13" (1/1) ... [2024-11-25 02:27:14,172 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:13" (1/1) ... [2024-11-25 02:27:14,199 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:13" (1/1) ... [2024-11-25 02:27:14,199 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:13" (1/1) ... [2024-11-25 02:27:14,263 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:13" (1/1) ... [2024-11-25 02:27:14,278 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:13" (1/1) ... [2024-11-25 02:27:14,290 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:13" (1/1) ... [2024-11-25 02:27:14,326 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:13" (1/1) ... [2024-11-25 02:27:14,341 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:13" (1/1) ... [2024-11-25 02:27:14,393 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:27:14,394 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:27:14,394 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:27:14,394 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:27:14,395 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:13" (1/1) ... [2024-11-25 02:27:14,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:27:14,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:27:14,438 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:27:14,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:27:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:27:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 02:27:14,470 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 02:27:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:27:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:27:14,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:27:14,785 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:27:14,787 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:27:18,107 INFO L? ?]: Removed 1091 outVars from TransFormulas that were not future-live. [2024-11-25 02:27:18,108 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:27:21,354 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:27:21,354 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 02:27:21,355 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:27:21 BoogieIcfgContainer [2024-11-25 02:27:21,355 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:27:21,356 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:27:21,356 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:27:21,367 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:27:21,367 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:27:21" (1/1) ... [2024-11-25 02:27:21,375 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:27:21,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:27:21,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-25 02:27:21,438 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-25 02:27:21,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 02:27:21,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:27:21,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:27:22,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:27:25,864 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 02:27:27,870 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:27:28,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:27:28,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-11-25 02:27:28,647 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-25 02:27:28,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 02:27:28,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:27:28,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:27:36,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:27:36,482 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:27:39,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:27:50,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:27:50,381 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:27:50,387 INFO L158 Benchmark]: Toolchain (without parser) took 37282.38ms. Allocated memory was 167.8MB in the beginning and 1.2GB in the end (delta: 1.0GB). Free memory was 129.7MB in the beginning and 986.6MB in the end (delta: -856.9MB). Peak memory consumption was 169.6MB. Max. memory is 16.1GB. [2024-11-25 02:27:50,388 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 167.8MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:27:50,388 INFO L158 Benchmark]: CACSL2BoogieTranslator took 721.14ms. Allocated memory is still 167.8MB. Free memory was 129.7MB in the beginning and 93.0MB in the end (delta: 36.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 02:27:50,389 INFO L158 Benchmark]: Boogie Procedure Inliner took 333.23ms. Allocated memory is still 167.8MB. Free memory was 93.0MB in the beginning and 105.0MB in the end (delta: -12.0MB). Peak memory consumption was 65.4MB. Max. memory is 16.1GB. [2024-11-25 02:27:50,389 INFO L158 Benchmark]: Boogie Preprocessor took 229.82ms. Allocated memory is still 167.8MB. Free memory was 105.0MB in the beginning and 90.2MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 02:27:50,390 INFO L158 Benchmark]: RCFGBuilder took 6961.60ms. Allocated memory was 167.8MB in the beginning and 503.3MB in the end (delta: 335.5MB). Free memory was 90.2MB in the beginning and 387.2MB in the end (delta: -297.0MB). Peak memory consumption was 318.7MB. Max. memory is 16.1GB. [2024-11-25 02:27:50,390 INFO L158 Benchmark]: CodeCheck took 29030.21ms. Allocated memory was 503.3MB in the beginning and 1.2GB in the end (delta: 687.9MB). Free memory was 387.2MB in the beginning and 986.6MB in the end (delta: -599.4MB). Peak memory consumption was 96.7MB. Max. memory is 16.1GB. [2024-11-25 02:27:50,392 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 0.43ms. Allocated memory is still 167.8MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 721.14ms. Allocated memory is still 167.8MB. Free memory was 129.7MB in the beginning and 93.0MB in the end (delta: 36.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 333.23ms. Allocated memory is still 167.8MB. Free memory was 93.0MB in the beginning and 105.0MB in the end (delta: -12.0MB). Peak memory consumption was 65.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 229.82ms. Allocated memory is still 167.8MB. Free memory was 105.0MB in the beginning and 90.2MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 6961.60ms. Allocated memory was 167.8MB in the beginning and 503.3MB in the end (delta: 335.5MB). Free memory was 90.2MB in the beginning and 387.2MB in the end (delta: -297.0MB). Peak memory consumption was 318.7MB. Max. memory is 16.1GB. * CodeCheck took 29030.21ms. Allocated memory was 503.3MB in the beginning and 1.2GB in the end (delta: 687.9MB). Free memory was 387.2MB in the beginning and 986.6MB in the end (delta: -599.4MB). Peak memory consumption was 96.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 02:27:50,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/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_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/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_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w128_d16_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/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_852ce34e-32d4-4cf8-867d-981d92ddd468/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 52aaa0332eefa406b14bf0040bc722ffbb83771cf03ec10c7d17ac8a4e45d63a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:27:53,214 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:27:53,347 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-25 02:27:53,389 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:27:53,390 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:27:53,390 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:27:53,391 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:27:53,391 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:27:53,391 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:27:53,391 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:27:53,391 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:27:53,391 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:27:53,391 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:27:53,392 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:27:53,392 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:27:53,392 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:27:53,392 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:27:53,392 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:27:53,392 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:27:53,392 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:27:53,393 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:27:53,393 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:27:53,393 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:27:53,393 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:27:53,393 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:27:53,393 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:27:53,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:27:53,394 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:27:53,394 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:27:53,394 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:27:53,394 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:27:53,394 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:27:53,394 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:27:53,394 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_852ce34e-32d4-4cf8-867d-981d92ddd468/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 -> 52aaa0332eefa406b14bf0040bc722ffbb83771cf03ec10c7d17ac8a4e45d63a [2024-11-25 02:27:53,715 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:27:53,729 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:27:53,731 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:27:53,732 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:27:53,733 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:27:53,734 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w128_d16_e0.c [2024-11-25 02:27:56,933 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/data/fccb2dd5a/b1f029ee666d416bbdb267fa62419cad/FLAGe94dfd568 [2024-11-25 02:27:57,315 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:27:57,315 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w128_d16_e0.c [2024-11-25 02:27:57,327 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/data/fccb2dd5a/b1f029ee666d416bbdb267fa62419cad/FLAGe94dfd568 [2024-11-25 02:27:57,516 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/data/fccb2dd5a/b1f029ee666d416bbdb267fa62419cad [2024-11-25 02:27:57,519 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:27:57,520 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:27:57,521 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:27:57,522 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:27:57,526 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:27:57,527 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:27:57" (1/1) ... [2024-11-25 02:27:57,528 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e6cc05a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:57, skipping insertion in model container [2024-11-25 02:27:57,528 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:27:57" (1/1) ... [2024-11-25 02:27:57,576 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:27:57,785 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_852ce34e-32d4-4cf8-867d-981d92ddd468/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w128_d16_e0.c[1335,1348] [2024-11-25 02:27:58,132 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:27:58,150 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:27:58,165 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_852ce34e-32d4-4cf8-867d-981d92ddd468/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.circular_pointer_top_w128_d16_e0.c[1335,1348] [2024-11-25 02:27:58,312 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:27:58,335 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:27:58,336 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:58 WrapperNode [2024-11-25 02:27:58,336 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:27:58,337 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:27:58,337 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:27:58,338 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:27:58,347 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:58" (1/1) ... [2024-11-25 02:27:58,372 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:58" (1/1) ... [2024-11-25 02:27:58,471 INFO L138 Inliner]: procedures = 18, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 912 [2024-11-25 02:27:58,471 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:27:58,472 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:27:58,475 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:27:58,476 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:27:58,483 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:58" (1/1) ... [2024-11-25 02:27:58,484 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:58" (1/1) ... [2024-11-25 02:27:58,492 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:58" (1/1) ... [2024-11-25 02:27:58,492 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:58" (1/1) ... [2024-11-25 02:27:58,530 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:58" (1/1) ... [2024-11-25 02:27:58,532 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:58" (1/1) ... [2024-11-25 02:27:58,539 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:58" (1/1) ... [2024-11-25 02:27:58,546 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:58" (1/1) ... [2024-11-25 02:27:58,550 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:58" (1/1) ... [2024-11-25 02:27:58,565 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:27:58,570 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:27:58,570 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:27:58,570 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:27:58,571 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:58" (1/1) ... [2024-11-25 02:27:58,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:27:58,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:27:58,615 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:27:58,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:27:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:27:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:27:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 02:27:58,649 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 02:27:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:27:58,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:27:58,952 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:27:58,955 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:28:00,086 INFO L? ?]: Removed 271 outVars from TransFormulas that were not future-live. [2024-11-25 02:28:00,086 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:28:00,167 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:28:00,167 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 02:28:00,168 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:28:00 BoogieIcfgContainer [2024-11-25 02:28:00,168 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:28:00,169 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:28:00,169 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:28:00,182 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:28:00,184 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:28:00" (1/1) ... [2024-11-25 02:28:00,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:28:00,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:28:00,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-25 02:28:00,258 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-25 02:28:00,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 02:28:00,263 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:28:00,264 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:28:00,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:28:00,267 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:28:00,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 02:28:01,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:28:01,116 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:28:01,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:28:01,405 INFO L256 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-25 02:28:01,415 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:28:01,798 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-25 02:28:01,808 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 02:28:02,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:28:02,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-11-25 02:28:02,453 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-11-25 02:28:02,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 02:28:02,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:28:02,455 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:28:02,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:28:02,458 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:28:02,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 02:28:03,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:28:03,749 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:28:04,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:28:04,164 INFO L256 TraceCheckSpWp]: Trace formula consists of 636 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-25 02:28:04,180 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:28:05,104 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-25 02:28:05,116 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 02:28:07,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:28:07,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 53 transitions. [2024-11-25 02:28:07,799 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2024-11-25 02:28:07,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-25 02:28:07,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:28:07,800 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:28:07,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:28:07,804 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:28:07,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 02:28:09,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:28:09,931 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:28:10,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:28:10,905 INFO L256 TraceCheckSpWp]: Trace formula consists of 934 conjuncts, 84 conjuncts are in the unsatisfiable core [2024-11-25 02:28:10,922 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:28:16,539 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 4 proven. 35 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-11-25 02:28:16,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 02:28:29,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:28:29,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 59 states and 102 transitions. [2024-11-25 02:28:29,491 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 102 transitions. [2024-11-25 02:28:29,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-25 02:28:29,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:28:29,494 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:28:29,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:28:29,496 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:28:29,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_852ce34e-32d4-4cf8-867d-981d92ddd468/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 02:28:33,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:28:33,027 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:28:35,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:28:35,632 INFO L256 TraceCheckSpWp]: Trace formula consists of 1232 conjuncts, 210 conjuncts are in the unsatisfiable core [2024-11-25 02:28:35,670 INFO L279 TraceCheckSpWp]: Computing forward predicates...