./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/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_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/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_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/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 7da5f319f25cda7b021cc345254a912773e9daeba600652cb5cce7767fa404e1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:57:24,314 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:57:24,368 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 04:57:24,372 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:57:24,373 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:57:24,391 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:57:24,392 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:57:24,392 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:57:24,392 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:57:24,393 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:57:24,393 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:57:24,393 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:57:24,393 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:57:24,393 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:57:24,393 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:57:24,393 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:57:24,393 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:57:24,393 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:57:24,393 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:57:24,394 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:57:24,394 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:57:24,394 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:57:24,394 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:57:24,394 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:57:24,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:57:24,394 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:57:24,394 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:57:24,395 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:57:24,395 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:57:24,395 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:57:24,395 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_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/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 -> 7da5f319f25cda7b021cc345254a912773e9daeba600652cb5cce7767fa404e1 [2024-12-06 04:57:24,598 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:57:24,605 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:57:24,607 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:57:24,608 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:57:24,609 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:57:24,610 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-func-interl.c [2024-12-06 04:57:27,237 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/bin/ukojak-verify-CZk0znPC7b/data/99e5a9dd4/26e3cc3f6e5847fca340752345072499/FLAGcc5a731df [2024-12-06 04:57:27,516 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:57:27,517 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-func-interl.c [2024-12-06 04:57:27,530 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/bin/ukojak-verify-CZk0znPC7b/data/99e5a9dd4/26e3cc3f6e5847fca340752345072499/FLAGcc5a731df [2024-12-06 04:57:27,814 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/bin/ukojak-verify-CZk0znPC7b/data/99e5a9dd4/26e3cc3f6e5847fca340752345072499 [2024-12-06 04:57:27,815 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:57:27,816 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:57:27,817 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:57:27,817 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:57:27,820 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:57:27,821 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:57:27" (1/1) ... [2024-12-06 04:57:27,821 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a40e7f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:57:27, skipping insertion in model container [2024-12-06 04:57:27,821 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:57:27" (1/1) ... [2024-12-06 04:57:27,856 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:57:27,983 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_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-func-interl.c[1181,1194] [2024-12-06 04:57:28,237 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:57:28,245 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:57:28,252 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_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-func-interl.c[1181,1194] [2024-12-06 04:57:28,394 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:57:28,404 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:57:28,405 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:57:28 WrapperNode [2024-12-06 04:57:28,405 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:57:28,406 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:57:28,406 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:57:28,406 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:57:28,411 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:57:28" (1/1) ... [2024-12-06 04:57:28,441 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:57:28" (1/1) ... [2024-12-06 04:57:28,836 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4362 [2024-12-06 04:57:28,836 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:57:28,837 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:57:28,838 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:57:28,838 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:57:28,845 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:57:28" (1/1) ... [2024-12-06 04:57:28,845 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:57:28" (1/1) ... [2024-12-06 04:57:28,911 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:57:28" (1/1) ... [2024-12-06 04:57:28,911 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:57:28" (1/1) ... [2024-12-06 04:57:29,037 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:57:28" (1/1) ... [2024-12-06 04:57:29,063 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:57:28" (1/1) ... [2024-12-06 04:57:29,080 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:57:28" (1/1) ... [2024-12-06 04:57:29,109 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:57:28" (1/1) ... [2024-12-06 04:57:29,122 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:57:28" (1/1) ... [2024-12-06 04:57:29,172 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:57:29,173 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:57:29,173 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:57:29,173 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:57:29,174 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:57:28" (1/1) ... [2024-12-06 04:57:29,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:57:29,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:57:29,196 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:57:29,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:57:29,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:57:29,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:57:29,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:57:29,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:57:29,510 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:57:29,512 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:57:33,459 INFO L? ?]: Removed 2550 outVars from TransFormulas that were not future-live. [2024-12-06 04:57:33,460 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:57:37,802 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:57:37,802 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 04:57:37,803 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:57:37 BoogieIcfgContainer [2024-12-06 04:57:37,803 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:57:37,804 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:57:37,804 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:57:37,812 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:57:37,813 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:57:37" (1/1) ... [2024-12-06 04:57:37,820 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:57:37,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:57:37,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 04:57:37,861 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 04:57:37,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:57:37,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:57:37,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:57:38,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:39,081 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 04:57:49,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:57:59,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:57:59,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:57:59,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-06 04:57:59,456 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-06 04:57:59,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:57:59,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:57:59,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:58:25,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:58:25,364 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:58:43,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:58:54,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:58:54,559 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 04:58:54,562 INFO L158 Benchmark]: Toolchain (without parser) took 86745.25ms. Allocated memory was 142.6MB in the beginning and 2.4GB in the end (delta: 2.2GB). Free memory was 114.4MB in the beginning and 1.1GB in the end (delta: -995.5MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-12-06 04:58:54,562 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:58:54,562 INFO L158 Benchmark]: CACSL2BoogieTranslator took 588.13ms. Allocated memory is still 142.6MB. Free memory was 114.1MB in the beginning and 95.9MB in the end (delta: 18.2MB). Peak memory consumption was 87.9MB. Max. memory is 16.1GB. [2024-12-06 04:58:54,563 INFO L158 Benchmark]: Boogie Procedure Inliner took 430.36ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 95.9MB in the beginning and 166.0MB in the end (delta: -70.1MB). Peak memory consumption was 77.3MB. Max. memory is 16.1GB. [2024-12-06 04:58:54,563 INFO L158 Benchmark]: Boogie Preprocessor took 335.08ms. Allocated memory is still 285.2MB. Free memory was 166.0MB in the beginning and 150.0MB in the end (delta: 16.0MB). Peak memory consumption was 61.8MB. Max. memory is 16.1GB. [2024-12-06 04:58:54,563 INFO L158 Benchmark]: RCFGBuilder took 8630.21ms. Allocated memory was 285.2MB in the beginning and 536.9MB in the end (delta: 251.7MB). Free memory was 150.0MB in the beginning and 107.5MB in the end (delta: 42.5MB). Peak memory consumption was 437.7MB. Max. memory is 16.1GB. [2024-12-06 04:58:54,563 INFO L158 Benchmark]: CodeCheck took 76757.30ms. Allocated memory was 536.9MB in the beginning and 2.4GB in the end (delta: 1.8GB). Free memory was 107.5MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 840.9MB. Max. memory is 16.1GB. [2024-12-06 04:58:54,565 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 588.13ms. Allocated memory is still 142.6MB. Free memory was 114.1MB in the beginning and 95.9MB in the end (delta: 18.2MB). Peak memory consumption was 87.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 430.36ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 95.9MB in the beginning and 166.0MB in the end (delta: -70.1MB). Peak memory consumption was 77.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 335.08ms. Allocated memory is still 285.2MB. Free memory was 166.0MB in the beginning and 150.0MB in the end (delta: 16.0MB). Peak memory consumption was 61.8MB. Max. memory is 16.1GB. * RCFGBuilder took 8630.21ms. Allocated memory was 285.2MB in the beginning and 536.9MB in the end (delta: 251.7MB). Free memory was 150.0MB in the beginning and 107.5MB in the end (delta: 42.5MB). Peak memory consumption was 437.7MB. Max. memory is 16.1GB. * CodeCheck took 76757.30ms. Allocated memory was 536.9MB in the beginning and 2.4GB in the end (delta: 1.8GB). Free memory was 107.5MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 840.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 04:58:54,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/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_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/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_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/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_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/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 7da5f319f25cda7b021cc345254a912773e9daeba600652cb5cce7767fa404e1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:58:56,543 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:58:56,619 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 04:58:56,644 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:58:56,644 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:58:56,645 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:58:56,645 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:58:56,645 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:58:56,645 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:58:56,645 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:58:56,645 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:58:56,645 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:58:56,645 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:58:56,646 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:58:56,646 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:58:56,646 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:58:56,646 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:58:56,646 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:58:56,646 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:58:56,646 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:58:56,646 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:58:56,646 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:58:56,647 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:58:56,647 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:58:56,647 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:58:56,647 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:58:56,647 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:58:56,647 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:58:56,647 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:58:56,647 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:58:56,647 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:58:56,648 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:58:56,648 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:58:56,648 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_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/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 -> 7da5f319f25cda7b021cc345254a912773e9daeba600652cb5cce7767fa404e1 [2024-12-06 04:58:56,864 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:58:56,870 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:58:56,872 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:58:56,872 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:58:56,873 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:58:56,874 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-func-interl.c [2024-12-06 04:58:59,466 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/bin/ukojak-verify-CZk0znPC7b/data/b42144bb5/64bbb90fbd1f44dfaae72fc3edb6e858/FLAG0735ac874 [2024-12-06 04:58:59,749 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:58:59,749 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-func-interl.c [2024-12-06 04:58:59,762 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/bin/ukojak-verify-CZk0znPC7b/data/b42144bb5/64bbb90fbd1f44dfaae72fc3edb6e858/FLAG0735ac874 [2024-12-06 04:59:00,050 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/bin/ukojak-verify-CZk0znPC7b/data/b42144bb5/64bbb90fbd1f44dfaae72fc3edb6e858 [2024-12-06 04:59:00,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:59:00,053 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:59:00,054 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:59:00,054 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:59:00,057 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:59:00,058 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:59:00" (1/1) ... [2024-12-06 04:59:00,058 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a4b39c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:59:00, skipping insertion in model container [2024-12-06 04:59:00,058 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:59:00" (1/1) ... [2024-12-06 04:59:00,094 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:59:00,239 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_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-func-interl.c[1181,1194] [2024-12-06 04:59:00,437 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:59:00,449 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:59:00,459 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_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-func-interl.c[1181,1194] [2024-12-06 04:59:00,549 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:59:00,560 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:59:00,561 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:59:00 WrapperNode [2024-12-06 04:59:00,561 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:59:00,562 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:59:00,562 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:59:00,562 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:59:00,567 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:59:00" (1/1) ... [2024-12-06 04:59:00,589 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:59:00" (1/1) ... [2024-12-06 04:59:00,648 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1598 [2024-12-06 04:59:00,648 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:59:00,649 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:59:00,649 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:59:00,649 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:59:00,656 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:59:00" (1/1) ... [2024-12-06 04:59:00,656 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:59:00" (1/1) ... [2024-12-06 04:59:00,666 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:59:00" (1/1) ... [2024-12-06 04:59:00,666 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:59:00" (1/1) ... [2024-12-06 04:59:00,708 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:59:00" (1/1) ... [2024-12-06 04:59:00,711 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:59:00" (1/1) ... [2024-12-06 04:59:00,715 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:59:00" (1/1) ... [2024-12-06 04:59:00,720 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:59:00" (1/1) ... [2024-12-06 04:59:00,725 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:59:00" (1/1) ... [2024-12-06 04:59:00,735 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:59:00,736 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:59:00,736 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:59:00,736 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:59:00,737 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:59:00" (1/1) ... [2024-12-06 04:59:00,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:59:00,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:59:00,764 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:59:00,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:59:00,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:59:00,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:59:00,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:59:00,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:59:01,070 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:59:01,072 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:59:02,293 INFO L? ?]: Removed 63 outVars from TransFormulas that were not future-live. [2024-12-06 04:59:02,293 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:59:02,367 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:59:02,367 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 04:59:02,368 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:59:02 BoogieIcfgContainer [2024-12-06 04:59:02,368 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:59:02,369 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:59:02,369 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:59:02,379 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:59:02,379 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:59:02" (1/1) ... [2024-12-06 04:59:02,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:59:02,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:59:02,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 04:59:02,434 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 04:59:02,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:59:02,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:59:02,437 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:59:02,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:59:02,439 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:59:02,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:59:02,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:59:02,929 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:59:03,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:59:03,061 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:59:03,068 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:59:03,138 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 04:59:03,142 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 04:59:03,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:59:03,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 04:59:03,258 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 04:59:03,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:59:03,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:59:03,258 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:59:03,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:59:03,260 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:59:03,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66c5ee48-8a1e-44a3-9ef2-fa63b2cc47f3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 04:59:04,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:59:04,064 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:59:04,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:59:04,317 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 04:59:04,331 INFO L279 TraceCheckSpWp]: Computing forward predicates...