./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.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_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/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_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/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_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/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 fc74ef3e03d2fda86e0318bedb3b46793aea96004e5ad24a78d0d0d98b284f33 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:28:35,371 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:28:35,427 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 22:28:35,432 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:28:35,432 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:28:35,452 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:28:35,452 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:28:35,453 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:28:35,453 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:28:35,453 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:28:35,453 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:28:35,453 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:28:35,453 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:28:35,453 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:28:35,454 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:28:35,454 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:28:35,454 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:28:35,454 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:28:35,454 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:28:35,454 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:28:35,454 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:28:35,454 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:28:35,454 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:28:35,454 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:28:35,454 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:28:35,455 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:28:35,455 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:28:35,455 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:28:35,455 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:28:35,455 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:28:35,455 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_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/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 -> fc74ef3e03d2fda86e0318bedb3b46793aea96004e5ad24a78d0d0d98b284f33 [2024-12-05 22:28:35,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:28:35,709 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:28:35,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:28:35,712 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:28:35,713 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:28:35,714 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop1-func-interl.c [2024-12-05 22:28:38,371 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/data/a8cffbc2a/53ef4994564d4a6ca8a4120ea6244661/FLAG1debdee6a [2024-12-05 22:28:38,681 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:28:38,682 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop1-func-interl.c [2024-12-05 22:28:38,697 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/data/a8cffbc2a/53ef4994564d4a6ca8a4120ea6244661/FLAG1debdee6a [2024-12-05 22:28:38,712 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/data/a8cffbc2a/53ef4994564d4a6ca8a4120ea6244661 [2024-12-05 22:28:38,714 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:28:38,716 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:28:38,717 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:28:38,717 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:28:38,721 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:28:38,722 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:28:38" (1/1) ... [2024-12-05 22:28:38,723 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65599c43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:38, skipping insertion in model container [2024-12-05 22:28:38,723 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:28:38" (1/1) ... [2024-12-05 22:28:38,769 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:28:38,940 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_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop1-func-interl.c[1171,1184] [2024-12-05 22:28:39,279 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:28:39,289 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:28:39,297 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_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop1-func-interl.c[1171,1184] [2024-12-05 22:28:39,524 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:28:39,538 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:28:39,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:39 WrapperNode [2024-12-05 22:28:39,538 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:28:39,539 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:28:39,539 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:28:39,539 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:28:39,546 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:39" (1/1) ... [2024-12-05 22:28:39,602 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:39" (1/1) ... [2024-12-05 22:28:40,295 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 9266 [2024-12-05 22:28:40,295 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:28:40,295 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:28:40,295 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:28:40,295 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:28:40,300 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:39" (1/1) ... [2024-12-05 22:28:40,300 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:39" (1/1) ... [2024-12-05 22:28:40,464 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:39" (1/1) ... [2024-12-05 22:28:40,465 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:39" (1/1) ... [2024-12-05 22:28:40,768 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:39" (1/1) ... [2024-12-05 22:28:40,816 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:39" (1/1) ... [2024-12-05 22:28:40,882 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:39" (1/1) ... [2024-12-05 22:28:40,939 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:39" (1/1) ... [2024-12-05 22:28:40,978 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:39" (1/1) ... [2024-12-05 22:28:41,142 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:28:41,144 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:28:41,144 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:28:41,144 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:28:41,145 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:28:39" (1/1) ... [2024-12-05 22:28:41,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:28:41,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:28:41,180 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:28:41,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:28:41,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:28:41,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:28:41,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:28:41,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:28:41,690 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:28:41,692 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:28:52,046 INFO L? ?]: Removed 5106 outVars from TransFormulas that were not future-live. [2024-12-05 22:28:52,046 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:29:05,270 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:29:05,270 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:29:05,270 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:29:05 BoogieIcfgContainer [2024-12-05 22:29:05,270 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:29:05,271 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:29:05,271 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:29:05,278 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:29:05,278 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:29:05" (1/1) ... [2024-12-05 22:29:05,283 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:29:05,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:05,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:29:05,319 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:29:05,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:29:05,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:05,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:29:05,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:29:06,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:29:17,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:29:27,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:29:27,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:29:27,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-05 22:29:27,461 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-05 22:29:27,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:29:27,461 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:29:27,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:31:08,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:31:20,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:31:20,139 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) [2024-12-05 22:31:20,144 INFO L158 Benchmark]: Toolchain (without parser) took 161427.06ms. Allocated memory was 142.6MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 112.9MB in the beginning and 933.1MB in the end (delta: -820.2MB). Peak memory consumption was 801.4MB. Max. memory is 16.1GB. [2024-12-05 22:31:20,144 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:31:20,145 INFO L158 Benchmark]: CACSL2BoogieTranslator took 821.74ms. Allocated memory is still 142.6MB. Free memory was 112.9MB in the beginning and 78.6MB in the end (delta: 34.3MB). Peak memory consumption was 114.2MB. Max. memory is 16.1GB. [2024-12-05 22:31:20,145 INFO L158 Benchmark]: Boogie Procedure Inliner took 755.58ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 78.6MB in the beginning and 130.4MB in the end (delta: -51.8MB). Peak memory consumption was 237.6MB. Max. memory is 16.1GB. [2024-12-05 22:31:20,146 INFO L158 Benchmark]: Boogie Preprocessor took 846.56ms. Allocated memory was 335.5MB in the beginning and 755.0MB in the end (delta: 419.4MB). Free memory was 130.4MB in the beginning and 500.9MB in the end (delta: -370.5MB). Peak memory consumption was 73.1MB. Max. memory is 16.1GB. [2024-12-05 22:31:20,147 INFO L158 Benchmark]: RCFGBuilder took 24126.75ms. Allocated memory was 755.0MB in the beginning and 1.2GB in the end (delta: 453.0MB). Free memory was 500.9MB in the beginning and 210.8MB in the end (delta: 290.0MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-12-05 22:31:20,148 INFO L158 Benchmark]: CodeCheck took 134870.93ms. Allocated memory was 1.2GB in the beginning and 1.8GB in the end (delta: 553.6MB). Free memory was 210.8MB in the beginning and 933.1MB in the end (delta: -722.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:31:20,151 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 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 821.74ms. Allocated memory is still 142.6MB. Free memory was 112.9MB in the beginning and 78.6MB in the end (delta: 34.3MB). Peak memory consumption was 114.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 755.58ms. Allocated memory was 142.6MB in the beginning and 335.5MB in the end (delta: 192.9MB). Free memory was 78.6MB in the beginning and 130.4MB in the end (delta: -51.8MB). Peak memory consumption was 237.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 846.56ms. Allocated memory was 335.5MB in the beginning and 755.0MB in the end (delta: 419.4MB). Free memory was 130.4MB in the beginning and 500.9MB in the end (delta: -370.5MB). Peak memory consumption was 73.1MB. Max. memory is 16.1GB. * RCFGBuilder took 24126.75ms. Allocated memory was 755.0MB in the beginning and 1.2GB in the end (delta: 453.0MB). Free memory was 500.9MB in the beginning and 210.8MB in the end (delta: 290.0MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * CodeCheck took 134870.93ms. Allocated memory was 1.2GB in the beginning and 1.8GB in the end (delta: 553.6MB). Free memory was 210.8MB in the beginning and 933.1MB in the end (delta: -722.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 22:31:20,362 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-12-05 22:31:20,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 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_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/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_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/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_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/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 fc74ef3e03d2fda86e0318bedb3b46793aea96004e5ad24a78d0d0d98b284f33 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:31:22,198 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:31:22,273 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 22:31:22,297 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:31:22,297 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:31:22,298 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:31:22,298 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:31:22,298 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:31:22,298 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:31:22,299 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:31:22,299 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:31:22,299 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:31:22,299 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:31:22,299 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:31:22,299 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:31:22,299 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:31:22,299 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:31:22,299 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:31:22,299 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:31:22,299 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:31:22,300 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:31:22,300 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:31:22,300 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:31:22,300 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:31:22,300 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:31:22,300 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:31:22,300 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:31:22,300 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:31:22,300 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:31:22,301 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:31:22,301 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:31:22,301 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:31:22,301 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:31:22,301 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_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/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 -> fc74ef3e03d2fda86e0318bedb3b46793aea96004e5ad24a78d0d0d98b284f33 [2024-12-05 22:31:22,528 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:31:22,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:31:22,538 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:31:22,540 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:31:22,540 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:31:22,541 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop1-func-interl.c [2024-12-05 22:31:25,258 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/data/b805004b3/d079d4a520334f6eb85b7b0c14289619/FLAGdf2841da8 [2024-12-05 22:31:25,555 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:31:25,555 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop1-func-interl.c [2024-12-05 22:31:25,569 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/data/b805004b3/d079d4a520334f6eb85b7b0c14289619/FLAGdf2841da8 [2024-12-05 22:31:25,808 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/data/b805004b3/d079d4a520334f6eb85b7b0c14289619 [2024-12-05 22:31:25,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:31:25,811 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:31:25,812 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:31:25,812 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:31:25,815 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:31:25,816 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:31:25" (1/1) ... [2024-12-05 22:31:25,817 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c6073e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:25, skipping insertion in model container [2024-12-05 22:31:25,817 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:31:25" (1/1) ... [2024-12-05 22:31:25,858 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:31:25,995 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_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop1-func-interl.c[1171,1184] [2024-12-05 22:31:26,275 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:31:26,285 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:31:26,292 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_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop1-func-interl.c[1171,1184] [2024-12-05 22:31:26,412 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:31:26,422 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:31:26,422 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:26 WrapperNode [2024-12-05 22:31:26,422 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:31:26,423 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:31:26,423 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:31:26,423 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:31:26,428 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:26" (1/1) ... [2024-12-05 22:31:26,463 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:26" (1/1) ... [2024-12-05 22:31:26,551 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2650 [2024-12-05 22:31:26,552 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:31:26,552 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:31:26,553 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:31:26,553 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:31:26,558 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:26" (1/1) ... [2024-12-05 22:31:26,558 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:26" (1/1) ... [2024-12-05 22:31:26,573 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:26" (1/1) ... [2024-12-05 22:31:26,573 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:26" (1/1) ... [2024-12-05 22:31:26,614 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:26" (1/1) ... [2024-12-05 22:31:26,618 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:26" (1/1) ... [2024-12-05 22:31:26,623 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:26" (1/1) ... [2024-12-05 22:31:26,651 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:26" (1/1) ... [2024-12-05 22:31:26,670 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:26" (1/1) ... [2024-12-05 22:31:26,689 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:31:26,690 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:31:26,691 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:31:26,691 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:31:26,692 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:26" (1/1) ... [2024-12-05 22:31:26,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:31:26,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:31:26,729 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:31:26,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:31:26,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:31:26,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:31:26,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:31:26,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:31:27,181 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:31:27,183 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:31:29,765 INFO L? ?]: Removed 107 outVars from TransFormulas that were not future-live. [2024-12-05 22:31:29,765 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:31:29,877 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:31:29,877 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:31:29,877 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:31:29 BoogieIcfgContainer [2024-12-05 22:31:29,877 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:31:29,878 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:31:29,878 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:31:29,888 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:31:29,888 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:31:29" (1/1) ... [2024-12-05 22:31:29,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:31:29,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:31:29,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:31:29,941 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:31:29,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:31:29,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:31:29,943 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:31:29,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:31:29,947 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:31:29,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:31:30,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:30,652 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:31:30,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:30,836 INFO L256 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 22:31:30,844 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:31:30,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:31:30,945 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 22:31:31,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:31:31,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-05 22:31:31,475 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-05 22:31:31,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:31:31,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:31:31,475 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:31:31,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:31:31,478 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:31:31,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f6c02c9-3366-4d39-984d-7ca8d3ec2412/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:31:32,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:32,611 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:31:32,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:31:32,924 INFO L256 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-05 22:31:32,938 INFO L279 TraceCheckSpWp]: Computing forward predicates...