./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p8.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_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p8.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f3404e2fbc7a20869c435d02f711b49b9954190b9e76f3a225c068832cc39dae --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:24:09,726 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:24:09,782 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 05:24:09,786 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:24:09,786 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:24:09,806 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:24:09,807 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:24:09,807 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:24:09,807 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:24:09,807 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:24:09,808 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:24:09,808 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:24:09,808 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:24:09,808 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:24:09,808 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:24:09,808 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:24:09,808 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:24:09,808 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:24:09,808 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:24:09,808 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:24:09,809 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:24:09,809 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:24:09,809 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:24:09,809 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:24:09,809 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:24:09,809 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:24:09,809 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:24:09,809 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:24:09,809 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:24:09,809 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:24:09,810 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_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3404e2fbc7a20869c435d02f711b49b9954190b9e76f3a225c068832cc39dae [2024-12-06 05:24:10,050 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:24:10,057 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:24:10,058 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:24:10,059 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:24:10,060 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:24:10,061 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p8.c [2024-12-06 05:24:12,679 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/data/1e97ceb67/f7a5786ae2194d919f49baa6f487986a/FLAG8fc3f6756 [2024-12-06 05:24:12,955 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:24:12,956 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p8.c [2024-12-06 05:24:12,970 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/data/1e97ceb67/f7a5786ae2194d919f49baa6f487986a/FLAG8fc3f6756 [2024-12-06 05:24:12,984 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/data/1e97ceb67/f7a5786ae2194d919f49baa6f487986a [2024-12-06 05:24:12,986 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:24:12,987 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:24:12,989 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:24:12,989 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:24:12,992 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:24:12,993 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:24:12" (1/1) ... [2024-12-06 05:24:12,994 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@699256ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:24:12, skipping insertion in model container [2024-12-06 05:24:12,994 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:24:12" (1/1) ... [2024-12-06 05:24:13,030 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:24:13,160 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_308fde09-5804-43e1-baeb-36fea4bc3e58/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p8.c[1260,1273] [2024-12-06 05:24:13,419 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:24:13,426 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:24:13,433 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_308fde09-5804-43e1-baeb-36fea4bc3e58/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p8.c[1260,1273] [2024-12-06 05:24:13,578 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:24:13,587 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:24:13,588 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:24:13 WrapperNode [2024-12-06 05:24:13,588 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:24:13,589 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:24:13,589 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:24:13,589 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:24:13,593 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:24:13" (1/1) ... [2024-12-06 05:24:13,637 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:24:13" (1/1) ... [2024-12-06 05:24:14,011 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4535 [2024-12-06 05:24:14,012 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:24:14,012 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:24:14,012 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:24:14,012 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:24:14,018 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:24:13" (1/1) ... [2024-12-06 05:24:14,018 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:24:13" (1/1) ... [2024-12-06 05:24:14,095 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:24:13" (1/1) ... [2024-12-06 05:24:14,095 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:24:13" (1/1) ... [2024-12-06 05:24:14,219 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:24:13" (1/1) ... [2024-12-06 05:24:14,244 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:24:13" (1/1) ... [2024-12-06 05:24:14,280 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:24:13" (1/1) ... [2024-12-06 05:24:14,312 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:24:13" (1/1) ... [2024-12-06 05:24:14,327 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:24:13" (1/1) ... [2024-12-06 05:24:14,378 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:24:14,379 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:24:14,379 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:24:14,379 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:24:14,380 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:24:13" (1/1) ... [2024-12-06 05:24:14,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:24:14,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:24:14,406 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:24:14,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:24:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:24:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:24:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:24:14,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:24:14,749 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:24:14,750 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:24:19,370 INFO L? ?]: Removed 2696 outVars from TransFormulas that were not future-live. [2024-12-06 05:24:19,371 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:24:24,047 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:24:24,047 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:24:24,048 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:24:24 BoogieIcfgContainer [2024-12-06 05:24:24,048 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:24:24,048 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:24:24,048 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:24:24,055 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:24:24,055 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:24:24" (1/1) ... [2024-12-06 05:24:24,063 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:24:24,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:24:24,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 05:24:24,111 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 05:24:24,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:24:24,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:24:24,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:24:24,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:24:26,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:24:36,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:24:46,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:24:46,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:24:46,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-06 05:24:46,930 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-06 05:24:46,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:24:46,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:24:46,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:25:15,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:25:15,585 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:25:59,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:26:09,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:26:09,882 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 05:26:09,885 INFO L158 Benchmark]: Toolchain (without parser) took 116898.08ms. Allocated memory was 142.6MB in the beginning and 1.1GB in the end (delta: 947.9MB). Free memory was 113.6MB in the beginning and 631.9MB in the end (delta: -518.3MB). Peak memory consumption was 434.8MB. Max. memory is 16.1GB. [2024-12-06 05:26:09,886 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:26:09,886 INFO L158 Benchmark]: CACSL2BoogieTranslator took 599.75ms. Allocated memory is still 142.6MB. Free memory was 113.6MB in the beginning and 87.1MB in the end (delta: 26.5MB). Peak memory consumption was 86.1MB. Max. memory is 16.1GB. [2024-12-06 05:26:09,886 INFO L158 Benchmark]: Boogie Procedure Inliner took 422.78ms. Allocated memory was 142.6MB in the beginning and 352.3MB in the end (delta: 209.7MB). Free memory was 87.1MB in the beginning and 234.0MB in the end (delta: -146.9MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. [2024-12-06 05:26:09,887 INFO L158 Benchmark]: Boogie Preprocessor took 366.09ms. Allocated memory is still 352.3MB. Free memory was 234.0MB in the beginning and 216.9MB in the end (delta: 17.2MB). Peak memory consumption was 73.0MB. Max. memory is 16.1GB. [2024-12-06 05:26:09,887 INFO L158 Benchmark]: RCFGBuilder took 9668.97ms. Allocated memory was 352.3MB in the beginning and 1.0GB in the end (delta: 696.3MB). Free memory was 216.9MB in the beginning and 776.3MB in the end (delta: -559.4MB). Peak memory consumption was 703.8MB. Max. memory is 16.1GB. [2024-12-06 05:26:09,887 INFO L158 Benchmark]: CodeCheck took 105836.39ms. Allocated memory was 1.0GB in the beginning and 1.1GB in the end (delta: 41.9MB). Free memory was 776.3MB in the beginning and 631.9MB in the end (delta: 144.4MB). Peak memory consumption was 189.2MB. Max. memory is 16.1GB. [2024-12-06 05:26:09,890 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 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 599.75ms. Allocated memory is still 142.6MB. Free memory was 113.6MB in the beginning and 87.1MB in the end (delta: 26.5MB). Peak memory consumption was 86.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 422.78ms. Allocated memory was 142.6MB in the beginning and 352.3MB in the end (delta: 209.7MB). Free memory was 87.1MB in the beginning and 234.0MB in the end (delta: -146.9MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 366.09ms. Allocated memory is still 352.3MB. Free memory was 234.0MB in the beginning and 216.9MB in the end (delta: 17.2MB). Peak memory consumption was 73.0MB. Max. memory is 16.1GB. * RCFGBuilder took 9668.97ms. Allocated memory was 352.3MB in the beginning and 1.0GB in the end (delta: 696.3MB). Free memory was 216.9MB in the beginning and 776.3MB in the end (delta: -559.4MB). Peak memory consumption was 703.8MB. Max. memory is 16.1GB. * CodeCheck took 105836.39ms. Allocated memory was 1.0GB in the beginning and 1.1GB in the end (delta: 41.9MB). Free memory was 776.3MB in the beginning and 631.9MB in the end (delta: 144.4MB). Peak memory consumption was 189.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 05:26:09,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p8.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f3404e2fbc7a20869c435d02f711b49b9954190b9e76f3a225c068832cc39dae --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:26:11,793 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:26:11,877 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 05:26:11,903 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:26:11,904 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:26:11,904 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:26:11,904 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:26:11,904 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:26:11,904 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:26:11,904 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:26:11,905 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:26:11,905 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:26:11,905 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:26:11,905 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:26:11,905 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:26:11,905 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:26:11,905 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:26:11,905 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:26:11,905 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:26:11,905 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:26:11,905 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:26:11,906 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:26:11,906 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:26:11,906 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:26:11,906 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:26:11,906 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:26:11,906 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:26:11,906 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:26:11,907 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:26:11,907 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:26:11,907 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:26:11,907 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:26:11,907 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:26:11,907 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_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3404e2fbc7a20869c435d02f711b49b9954190b9e76f3a225c068832cc39dae [2024-12-06 05:26:12,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:26:12,146 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:26:12,147 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:26:12,148 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:26:12,149 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:26:12,150 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p8.c [2024-12-06 05:26:14,816 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/data/20874d152/c4f5cb99c8da40c59b3a4d8875a447dd/FLAG22e9616fa [2024-12-06 05:26:15,076 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:26:15,077 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p8.c [2024-12-06 05:26:15,091 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/data/20874d152/c4f5cb99c8da40c59b3a4d8875a447dd/FLAG22e9616fa [2024-12-06 05:26:15,106 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/data/20874d152/c4f5cb99c8da40c59b3a4d8875a447dd [2024-12-06 05:26:15,108 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:26:15,109 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:26:15,111 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:26:15,111 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:26:15,115 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:26:15,116 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:26:15" (1/1) ... [2024-12-06 05:26:15,116 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c8316ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:15, skipping insertion in model container [2024-12-06 05:26:15,117 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:26:15" (1/1) ... [2024-12-06 05:26:15,157 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:26:15,319 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_308fde09-5804-43e1-baeb-36fea4bc3e58/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p8.c[1260,1273] [2024-12-06 05:26:15,566 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:26:15,577 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:26:15,587 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_308fde09-5804-43e1-baeb-36fea4bc3e58/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p8.c[1260,1273] [2024-12-06 05:26:15,701 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:26:15,713 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:26:15,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:15 WrapperNode [2024-12-06 05:26:15,714 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:26:15,715 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:26:15,715 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:26:15,715 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:26:15,721 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:15" (1/1) ... [2024-12-06 05:26:15,750 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:15" (1/1) ... [2024-12-06 05:26:15,828 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1837 [2024-12-06 05:26:15,829 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:26:15,829 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:26:15,829 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:26:15,829 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:26:15,836 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:15" (1/1) ... [2024-12-06 05:26:15,837 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:15" (1/1) ... [2024-12-06 05:26:15,848 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:15" (1/1) ... [2024-12-06 05:26:15,848 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:15" (1/1) ... [2024-12-06 05:26:15,880 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:15" (1/1) ... [2024-12-06 05:26:15,883 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:15" (1/1) ... [2024-12-06 05:26:15,887 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:15" (1/1) ... [2024-12-06 05:26:15,893 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:15" (1/1) ... [2024-12-06 05:26:15,900 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:15" (1/1) ... [2024-12-06 05:26:15,911 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:26:15,912 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:26:15,912 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:26:15,913 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:26:15,914 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:26:15" (1/1) ... [2024-12-06 05:26:15,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:26:15,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:26:15,942 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:26:15,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:26:15,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:26:15,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:26:15,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:26:15,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:26:16,271 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:26:16,273 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:26:18,402 INFO L? ?]: Removed 97 outVars from TransFormulas that were not future-live. [2024-12-06 05:26:18,402 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:26:18,447 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:26:18,458 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:26:18,459 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:26:18 BoogieIcfgContainer [2024-12-06 05:26:18,459 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:26:18,459 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:26:18,459 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:26:18,467 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:26:18,467 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:26:18" (1/1) ... [2024-12-06 05:26:18,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:26:18,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:26:18,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 05:26:18,510 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 05:26:18,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:26:18,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:26:18,512 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:26:18,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:26:18,514 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:26:18,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 05:26:19,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:26:19,115 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:26:19,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:26:19,254 INFO L256 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-06 05:26:19,262 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:26:19,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:26:19,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 05:26:19,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:26:19,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 05:26:19,558 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 05:26:19,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:26:19,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:26:19,558 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:26:19,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:26:19,560 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:26:19,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 05:26:20,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:26:20,354 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:26:20,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:26:20,669 INFO L256 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-12-06 05:26:20,683 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:29:14,253 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:29:14,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-06 05:29:14,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:29:14,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-12-06 05:29:14,924 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-12-06 05:29:14,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 05:29:14,925 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:29:14,925 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:29:14,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:29:14,927 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:29:14,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_308fde09-5804-43e1-baeb-36fea4bc3e58/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 05:29:15,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:29:15,935 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:29:16,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:29:16,264 INFO L256 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-12-06 05:29:16,273 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:32:54,897 WARN L286 SmtUtils]: Spent 17.86s on a formula simplification. DAG size of input: 927 DAG size of output: 20 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)