./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.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_595b457f-0a17-4c0f-ac4d-3d9549321b2c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/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_595b457f-0a17-4c0f-ac4d-3d9549321b2c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/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_595b457f-0a17-4c0f-ac4d-3d9549321b2c/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 50ce4e2352bf674367e5911d0fc6db0c367135527c7aa5f9e74ce562295d9389 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:45:21,383 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:45:21,448 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 02:45:21,453 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:45:21,453 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:45:21,475 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:45:21,476 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:45:21,476 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:45:21,476 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:45:21,477 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:45:21,477 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:45:21,477 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:45:21,477 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:45:21,477 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:45:21,477 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:45:21,477 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:45:21,478 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:45:21,478 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:45:21,478 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:45:21,478 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:45:21,478 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:45:21,478 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:45:21,478 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:45:21,479 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:45:21,479 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:45:21,479 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:45:21,479 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:45:21,479 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:45:21,479 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:45:21,479 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:45:21,480 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_595b457f-0a17-4c0f-ac4d-3d9549321b2c/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 -> 50ce4e2352bf674367e5911d0fc6db0c367135527c7aa5f9e74ce562295d9389 [2024-12-06 02:45:21,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:45:21,736 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:45:21,738 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:45:21,740 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:45:21,740 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:45:21,742 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.1.prop1-func-interl.c [2024-12-06 02:45:24,607 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/bin/ukojak-verify-CZk0znPC7b/data/edd8c3560/830f046b9f124305bb6267968efbc31c/FLAG51696b797 [2024-12-06 02:45:24,954 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:45:24,954 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.1.prop1-func-interl.c [2024-12-06 02:45:24,974 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/bin/ukojak-verify-CZk0znPC7b/data/edd8c3560/830f046b9f124305bb6267968efbc31c/FLAG51696b797 [2024-12-06 02:45:24,992 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/bin/ukojak-verify-CZk0znPC7b/data/edd8c3560/830f046b9f124305bb6267968efbc31c [2024-12-06 02:45:24,995 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:45:24,997 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:45:24,998 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:45:24,999 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:45:25,004 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:45:25,005 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:45:24" (1/1) ... [2024-12-06 02:45:25,006 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16fa35a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:25, skipping insertion in model container [2024-12-06 02:45:25,006 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:45:24" (1/1) ... [2024-12-06 02:45:25,064 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:45:25,249 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_595b457f-0a17-4c0f-ac4d-3d9549321b2c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.1.prop1-func-interl.c[1177,1190] [2024-12-06 02:45:25,549 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:45:25,559 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:45:25,570 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_595b457f-0a17-4c0f-ac4d-3d9549321b2c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.1.prop1-func-interl.c[1177,1190] [2024-12-06 02:45:25,756 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:45:25,770 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:45:25,771 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:25 WrapperNode [2024-12-06 02:45:25,771 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:45:25,772 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:45:25,772 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:45:25,772 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:45:25,778 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:25" (1/1) ... [2024-12-06 02:45:25,824 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:25" (1/1) ... [2024-12-06 02:45:26,302 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 6036 [2024-12-06 02:45:26,302 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:45:26,303 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:45:26,303 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:45:26,303 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:45:26,310 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:25" (1/1) ... [2024-12-06 02:45:26,310 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:25" (1/1) ... [2024-12-06 02:45:26,452 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:25" (1/1) ... [2024-12-06 02:45:26,453 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:25" (1/1) ... [2024-12-06 02:45:26,653 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:25" (1/1) ... [2024-12-06 02:45:26,699 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:25" (1/1) ... [2024-12-06 02:45:26,769 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:25" (1/1) ... [2024-12-06 02:45:26,818 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:25" (1/1) ... [2024-12-06 02:45:26,850 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:25" (1/1) ... [2024-12-06 02:45:26,964 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:45:26,965 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:45:26,965 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:45:26,965 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:45:26,966 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:45:25" (1/1) ... [2024-12-06 02:45:26,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:45:26,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:45:27,001 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:45:27,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:45:27,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:45:27,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:45:27,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:45:27,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:45:27,476 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:45:27,478 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:45:34,791 INFO L? ?]: Removed 3385 outVars from TransFormulas that were not future-live. [2024-12-06 02:45:34,791 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:45:42,438 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:45:42,438 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:45:42,438 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:45:42 BoogieIcfgContainer [2024-12-06 02:45:42,438 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:45:42,439 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:45:42,439 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:45:42,445 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:45:42,445 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:45:42" (1/1) ... [2024-12-06 02:45:42,450 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:45:42,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:45:42,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 02:45:42,482 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 02:45:42,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:45:42,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:45:42,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:45:42,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:43,974 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 02:45:54,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:46:04,269 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:46:04,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:04,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-06 02:46:04,571 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-06 02:46:04,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 02:46:04,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:04,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:47:01,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:47:01,637 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:47:53,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:48:04,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:48:04,708 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 02:48:04,713 INFO L158 Benchmark]: Toolchain (without parser) took 159715.97ms. Allocated memory was 142.6MB in the beginning and 2.6GB in the end (delta: 2.5GB). Free memory was 113.7MB in the beginning and 1.8GB in the end (delta: -1.6GB). Peak memory consumption was 855.4MB. Max. memory is 16.1GB. [2024-12-06 02:48:04,713 INFO L158 Benchmark]: CDTParser took 0.27ms. 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 02:48:04,714 INFO L158 Benchmark]: CACSL2BoogieTranslator took 773.18ms. Allocated memory is still 142.6MB. Free memory was 113.5MB in the beginning and 83.4MB in the end (delta: 30.1MB). Peak memory consumption was 88.1MB. Max. memory is 16.1GB. [2024-12-06 02:48:04,715 INFO L158 Benchmark]: Boogie Procedure Inliner took 530.25ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 83.4MB in the beginning and 152.4MB in the end (delta: -69.0MB). Peak memory consumption was 131.1MB. Max. memory is 16.1GB. [2024-12-06 02:48:04,715 INFO L158 Benchmark]: Boogie Preprocessor took 661.23ms. Allocated memory is still 327.2MB. Free memory was 152.4MB in the beginning and 145.4MB in the end (delta: 7.0MB). Peak memory consumption was 102.0MB. Max. memory is 16.1GB. [2024-12-06 02:48:04,716 INFO L158 Benchmark]: RCFGBuilder took 15473.18ms. Allocated memory was 327.2MB in the beginning and 1.4GB in the end (delta: 1.1GB). Free memory was 145.0MB in the beginning and 729.5MB in the end (delta: -584.4MB). Peak memory consumption was 944.6MB. Max. memory is 16.1GB. [2024-12-06 02:48:04,716 INFO L158 Benchmark]: CodeCheck took 142272.98ms. Allocated memory was 1.4GB in the beginning and 2.6GB in the end (delta: 1.2GB). Free memory was 729.5MB in the beginning and 1.8GB in the end (delta: -1.0GB). Peak memory consumption was 206.2MB. Max. memory is 16.1GB. [2024-12-06 02:48:04,719 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 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 773.18ms. Allocated memory is still 142.6MB. Free memory was 113.5MB in the beginning and 83.4MB in the end (delta: 30.1MB). Peak memory consumption was 88.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 530.25ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 83.4MB in the beginning and 152.4MB in the end (delta: -69.0MB). Peak memory consumption was 131.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 661.23ms. Allocated memory is still 327.2MB. Free memory was 152.4MB in the beginning and 145.4MB in the end (delta: 7.0MB). Peak memory consumption was 102.0MB. Max. memory is 16.1GB. * RCFGBuilder took 15473.18ms. Allocated memory was 327.2MB in the beginning and 1.4GB in the end (delta: 1.1GB). Free memory was 145.0MB in the beginning and 729.5MB in the end (delta: -584.4MB). Peak memory consumption was 944.6MB. Max. memory is 16.1GB. * CodeCheck took 142272.98ms. Allocated memory was 1.4GB in the beginning and 2.6GB in the end (delta: 1.2GB). Free memory was 729.5MB in the beginning and 1.8GB in the end (delta: -1.0GB). Peak memory consumption was 206.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:48:04,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/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_595b457f-0a17-4c0f-ac4d-3d9549321b2c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/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_595b457f-0a17-4c0f-ac4d-3d9549321b2c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/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_595b457f-0a17-4c0f-ac4d-3d9549321b2c/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 50ce4e2352bf674367e5911d0fc6db0c367135527c7aa5f9e74ce562295d9389 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:48:07,179 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:48:07,272 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 02:48:07,298 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:48:07,299 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:48:07,299 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:48:07,299 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:48:07,299 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:48:07,300 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:48:07,300 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:48:07,300 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:48:07,300 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:48:07,300 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:48:07,300 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:48:07,300 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:48:07,301 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:48:07,301 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:48:07,301 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:48:07,301 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:48:07,301 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:48:07,301 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:48:07,301 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:48:07,301 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:48:07,301 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:48:07,302 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:48:07,302 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:48:07,302 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:48:07,302 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:48:07,302 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:48:07,302 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:48:07,302 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:48:07,303 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:48:07,303 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:48:07,303 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_595b457f-0a17-4c0f-ac4d-3d9549321b2c/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 -> 50ce4e2352bf674367e5911d0fc6db0c367135527c7aa5f9e74ce562295d9389 [2024-12-06 02:48:07,585 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:48:07,592 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:48:07,594 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:48:07,596 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:48:07,596 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:48:07,597 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.1.prop1-func-interl.c [2024-12-06 02:48:10,719 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/bin/ukojak-verify-CZk0znPC7b/data/316dd3091/2689aecf819c411bba5be2405a606e2e/FLAGf3185a17e [2024-12-06 02:48:10,979 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:48:10,980 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.1.prop1-func-interl.c [2024-12-06 02:48:10,997 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/bin/ukojak-verify-CZk0znPC7b/data/316dd3091/2689aecf819c411bba5be2405a606e2e/FLAGf3185a17e [2024-12-06 02:48:11,263 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/bin/ukojak-verify-CZk0znPC7b/data/316dd3091/2689aecf819c411bba5be2405a606e2e [2024-12-06 02:48:11,264 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:48:11,265 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:48:11,266 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:48:11,266 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:48:11,269 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:48:11,269 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:48:11" (1/1) ... [2024-12-06 02:48:11,270 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c5bbaf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:48:11, skipping insertion in model container [2024-12-06 02:48:11,270 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:48:11" (1/1) ... [2024-12-06 02:48:11,308 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:48:11,455 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_595b457f-0a17-4c0f-ac4d-3d9549321b2c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.1.prop1-func-interl.c[1177,1190] [2024-12-06 02:48:11,685 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:48:11,698 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:48:11,709 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_595b457f-0a17-4c0f-ac4d-3d9549321b2c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.1.prop1-func-interl.c[1177,1190] [2024-12-06 02:48:11,820 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:48:11,834 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:48:11,834 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:48:11 WrapperNode [2024-12-06 02:48:11,834 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:48:11,835 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:48:11,835 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:48:11,835 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:48:11,840 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:48:11" (1/1) ... [2024-12-06 02:48:11,862 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:48:11" (1/1) ... [2024-12-06 02:48:11,938 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1852 [2024-12-06 02:48:11,938 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:48:11,939 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:48:11,939 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:48:11,939 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:48:11,944 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:48:11" (1/1) ... [2024-12-06 02:48:11,944 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:48:11" (1/1) ... [2024-12-06 02:48:11,952 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:48:11" (1/1) ... [2024-12-06 02:48:11,952 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:48:11" (1/1) ... [2024-12-06 02:48:11,984 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:48:11" (1/1) ... [2024-12-06 02:48:11,988 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:48:11" (1/1) ... [2024-12-06 02:48:11,993 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:48:11" (1/1) ... [2024-12-06 02:48:12,000 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:48:11" (1/1) ... [2024-12-06 02:48:12,006 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:48:11" (1/1) ... [2024-12-06 02:48:12,019 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:48:12,020 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:48:12,020 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:48:12,020 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:48:12,021 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:48:11" (1/1) ... [2024-12-06 02:48:12,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:48:12,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:48:12,045 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:48:12,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:48:12,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:48:12,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:48:12,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:48:12,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:48:12,377 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:48:12,378 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:48:13,890 INFO L? ?]: Removed 76 outVars from TransFormulas that were not future-live. [2024-12-06 02:48:13,891 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:48:13,962 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:48:13,962 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:48:13,962 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:48:13 BoogieIcfgContainer [2024-12-06 02:48:13,963 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:48:13,963 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:48:13,963 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:48:13,972 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:48:13,973 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:48:13" (1/1) ... [2024-12-06 02:48:13,980 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:48:14,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:48:14,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 02:48:14,025 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 02:48:14,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:48:14,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:48:14,027 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:48:14,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:48:14,030 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:48:14,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:48:14,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:14,579 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:48:14,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:14,718 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:48:14,727 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:48:14,823 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 02:48:14,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:48:15,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:48:15,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 02:48:15,017 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 02:48:15,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 02:48:15,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:48:15,018 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:48:15,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:48:15,021 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:48:15,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_595b457f-0a17-4c0f-ac4d-3d9549321b2c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:48:16,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:16,102 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:48:16,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:16,441 INFO L256 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 02:48:16,457 INFO L279 TraceCheckSpWp]: Computing forward predicates...