./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.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_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/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_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/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_0c00f3fd-3199-43a9-8145-55dff02df3d5/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 de261829caaa0df1953271da2402cd35889e8a8421501d338dff768f617b7b50 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:32:59,964 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:33:00,015 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 00:33:00,019 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:33:00,019 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:33:00,036 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:33:00,037 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:33:00,037 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:33:00,038 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:33:00,038 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:33:00,038 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:33:00,038 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:33:00,038 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:33:00,038 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:33:00,038 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:33:00,038 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:33:00,038 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:33:00,038 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:33:00,038 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:33:00,039 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:33:00,039 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:33:00,039 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:33:00,039 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:33:00,039 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:33:00,039 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:33:00,039 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:33:00,039 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:33:00,039 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:33:00,039 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:33:00,039 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:33:00,039 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_0c00f3fd-3199-43a9-8145-55dff02df3d5/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 -> de261829caaa0df1953271da2402cd35889e8a8421501d338dff768f617b7b50 [2024-12-06 00:33:00,263 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:33:00,271 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:33:00,273 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:33:00,274 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:33:00,275 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:33:00,276 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c [2024-12-06 00:33:02,911 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/data/fbb2615ca/1ce4baf832e049458fae4ddf64a90f85/FLAGad2b0a41a [2024-12-06 00:33:03,157 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:33:03,157 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c [2024-12-06 00:33:03,171 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/data/fbb2615ca/1ce4baf832e049458fae4ddf64a90f85/FLAGad2b0a41a [2024-12-06 00:33:03,182 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/data/fbb2615ca/1ce4baf832e049458fae4ddf64a90f85 [2024-12-06 00:33:03,184 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:33:03,185 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:33:03,186 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:33:03,186 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:33:03,189 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:33:03,190 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:33:03" (1/1) ... [2024-12-06 00:33:03,190 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@343ec61d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:33:03, skipping insertion in model container [2024-12-06 00:33:03,190 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:33:03" (1/1) ... [2024-12-06 00:33:03,227 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:33:03,386 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_0c00f3fd-3199-43a9-8145-55dff02df3d5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c[1171,1184] [2024-12-06 00:33:03,625 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:33:03,633 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:33:03,639 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_0c00f3fd-3199-43a9-8145-55dff02df3d5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c[1171,1184] [2024-12-06 00:33:03,804 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:33:03,814 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:33:03,814 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:33:03 WrapperNode [2024-12-06 00:33:03,814 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:33:03,815 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:33:03,815 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:33:03,815 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:33:03,820 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:33:03" (1/1) ... [2024-12-06 00:33:03,857 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:33:03" (1/1) ... [2024-12-06 00:33:04,208 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4038 [2024-12-06 00:33:04,209 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:33:04,209 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:33:04,209 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:33:04,210 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:33:04,218 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:33:03" (1/1) ... [2024-12-06 00:33:04,218 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:33:03" (1/1) ... [2024-12-06 00:33:04,313 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:33:03" (1/1) ... [2024-12-06 00:33:04,313 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:33:03" (1/1) ... [2024-12-06 00:33:04,423 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:33:03" (1/1) ... [2024-12-06 00:33:04,459 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:33:03" (1/1) ... [2024-12-06 00:33:04,478 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:33:03" (1/1) ... [2024-12-06 00:33:04,506 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:33:03" (1/1) ... [2024-12-06 00:33:04,519 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:33:03" (1/1) ... [2024-12-06 00:33:04,570 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:33:04,571 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:33:04,571 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:33:04,571 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:33:04,572 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:33:03" (1/1) ... [2024-12-06 00:33:04,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:33:04,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:33:04,601 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:33:04,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:33:04,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:33:04,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:33:04,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:33:04,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:33:04,941 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:33:04,943 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:33:08,951 INFO L? ?]: Removed 2527 outVars from TransFormulas that were not future-live. [2024-12-06 00:33:08,951 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:33:14,457 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:33:14,458 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:33:14,458 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:33:14 BoogieIcfgContainer [2024-12-06 00:33:14,458 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:33:14,459 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:33:14,459 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:33:14,468 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:33:14,468 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:33:14" (1/1) ... [2024-12-06 00:33:14,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:33:14,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:33:14,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 00:33:14,526 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 00:33:14,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:33:14,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:33:14,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:33:14,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:33:15,365 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 00:33:25,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 00:33:35,569 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 00:33:35,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:33:35,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-06 00:33:35,744 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-06 00:33:35,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 00:33:35,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:33:35,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:34:07,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:34:17,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:34:17,668 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 00:34:17,671 INFO L158 Benchmark]: Toolchain (without parser) took 74486.02ms. Allocated memory was 117.4MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 89.5MB in the beginning and 891.0MB in the end (delta: -801.5MB). Peak memory consumption was 832.9MB. Max. memory is 16.1GB. [2024-12-06 00:34:17,672 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:34:17,672 INFO L158 Benchmark]: CACSL2BoogieTranslator took 628.96ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 71.1MB in the end (delta: 18.2MB). Peak memory consumption was 75.0MB. Max. memory is 16.1GB. [2024-12-06 00:34:17,673 INFO L158 Benchmark]: Boogie Procedure Inliner took 393.58ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 71.1MB in the beginning and 175.3MB in the end (delta: -104.2MB). Peak memory consumption was 83.1MB. Max. memory is 16.1GB. [2024-12-06 00:34:17,673 INFO L158 Benchmark]: Boogie Preprocessor took 360.86ms. Allocated memory is still 285.2MB. Free memory was 175.3MB in the beginning and 167.5MB in the end (delta: 7.8MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. [2024-12-06 00:34:17,674 INFO L158 Benchmark]: RCFGBuilder took 9887.55ms. Allocated memory was 285.2MB in the beginning and 620.8MB in the end (delta: 335.5MB). Free memory was 167.5MB in the beginning and 339.0MB in the end (delta: -171.5MB). Peak memory consumption was 544.7MB. Max. memory is 16.1GB. [2024-12-06 00:34:17,674 INFO L158 Benchmark]: CodeCheck took 63211.28ms. Allocated memory was 620.8MB in the beginning and 1.7GB in the end (delta: 1.1GB). Free memory was 339.0MB in the beginning and 891.0MB in the end (delta: -552.0MB). Peak memory consumption was 576.1MB. Max. memory is 16.1GB. [2024-12-06 00:34:17,676 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 0.32ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 628.96ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 71.1MB in the end (delta: 18.2MB). Peak memory consumption was 75.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 393.58ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 71.1MB in the beginning and 175.3MB in the end (delta: -104.2MB). Peak memory consumption was 83.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 360.86ms. Allocated memory is still 285.2MB. Free memory was 175.3MB in the beginning and 167.5MB in the end (delta: 7.8MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. * RCFGBuilder took 9887.55ms. Allocated memory was 285.2MB in the beginning and 620.8MB in the end (delta: 335.5MB). Free memory was 167.5MB in the beginning and 339.0MB in the end (delta: -171.5MB). Peak memory consumption was 544.7MB. Max. memory is 16.1GB. * CodeCheck took 63211.28ms. Allocated memory was 620.8MB in the beginning and 1.7GB in the end (delta: 1.1GB). Free memory was 339.0MB in the beginning and 891.0MB in the end (delta: -552.0MB). Peak memory consumption was 576.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 00:34:17,884 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-12-06 00:34:17,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/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_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/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_0c00f3fd-3199-43a9-8145-55dff02df3d5/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 de261829caaa0df1953271da2402cd35889e8a8421501d338dff768f617b7b50 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:34:19,745 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:34:19,835 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 00:34:19,860 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:34:19,860 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:34:19,861 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:34:19,861 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:34:19,861 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:34:19,861 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:34:19,861 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:34:19,861 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:34:19,861 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:34:19,862 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:34:19,862 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:34:19,862 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:34:19,862 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:34:19,862 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:34:19,862 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:34:19,862 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:34:19,862 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:34:19,862 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:34:19,863 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:34:19,863 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:34:19,863 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:34:19,863 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:34:19,863 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:34:19,863 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:34:19,863 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:34:19,863 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:34:19,863 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:34:19,864 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:34:19,864 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:34:19,864 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:34:19,864 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_0c00f3fd-3199-43a9-8145-55dff02df3d5/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 -> de261829caaa0df1953271da2402cd35889e8a8421501d338dff768f617b7b50 [2024-12-06 00:34:20,101 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:34:20,109 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:34:20,112 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:34:20,113 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:34:20,114 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:34:20,115 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c [2024-12-06 00:34:22,823 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/data/e41dca88d/cef771aca119402dae6f7ad1e7201b1a/FLAG43e106dad [2024-12-06 00:34:23,087 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:34:23,088 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c [2024-12-06 00:34:23,101 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/data/e41dca88d/cef771aca119402dae6f7ad1e7201b1a/FLAG43e106dad [2024-12-06 00:34:23,114 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/data/e41dca88d/cef771aca119402dae6f7ad1e7201b1a [2024-12-06 00:34:23,116 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:34:23,117 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:34:23,118 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:34:23,118 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:34:23,122 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:34:23,122 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:34:23" (1/1) ... [2024-12-06 00:34:23,123 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c8316ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:23, skipping insertion in model container [2024-12-06 00:34:23,124 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:34:23" (1/1) ... [2024-12-06 00:34:23,160 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:34:23,297 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_0c00f3fd-3199-43a9-8145-55dff02df3d5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c[1171,1184] [2024-12-06 00:34:23,550 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:34:23,563 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:34:23,573 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_0c00f3fd-3199-43a9-8145-55dff02df3d5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c[1171,1184] [2024-12-06 00:34:23,682 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:34:23,696 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:34:23,696 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:23 WrapperNode [2024-12-06 00:34:23,697 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:34:23,697 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:34:23,697 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:34:23,698 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:34:23,703 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:23" (1/1) ... [2024-12-06 00:34:23,727 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:23" (1/1) ... [2024-12-06 00:34:23,811 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1666 [2024-12-06 00:34:23,812 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:34:23,813 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:34:23,813 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:34:23,813 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:34:23,820 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:23" (1/1) ... [2024-12-06 00:34:23,820 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:23" (1/1) ... [2024-12-06 00:34:23,831 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:23" (1/1) ... [2024-12-06 00:34:23,831 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:23" (1/1) ... [2024-12-06 00:34:23,862 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:23" (1/1) ... [2024-12-06 00:34:23,866 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:23" (1/1) ... [2024-12-06 00:34:23,870 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:23" (1/1) ... [2024-12-06 00:34:23,876 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:23" (1/1) ... [2024-12-06 00:34:23,882 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:23" (1/1) ... [2024-12-06 00:34:23,895 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:34:23,896 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:34:23,896 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:34:23,896 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:34:23,898 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:23" (1/1) ... [2024-12-06 00:34:23,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:34:23,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:34:23,930 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:34:23,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:34:23,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:34:23,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:34:23,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:34:23,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:34:24,282 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:34:24,284 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:34:26,960 INFO L? ?]: Removed 39 outVars from TransFormulas that were not future-live. [2024-12-06 00:34:26,960 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:34:27,025 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:34:27,025 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:34:27,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:34:27 BoogieIcfgContainer [2024-12-06 00:34:27,026 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:34:27,026 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:34:27,026 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:34:27,036 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:34:27,036 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:34:27" (1/1) ... [2024-12-06 00:34:27,043 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:34:27,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:34:27,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 00:34:27,086 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 00:34:27,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:34:27,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:34:27,088 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:34:27,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:34:27,091 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:34:27,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 00:34:27,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:34:27,574 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:34:27,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:34:27,693 INFO L256 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 00:34:27,701 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:34:27,783 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 00:34:27,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 00:34:28,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:34:28,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 00:34:28,140 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 00:34:28,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 00:34:28,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:34:28,141 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:34:28,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:34:28,143 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:34:28,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c00f3fd-3199-43a9-8145-55dff02df3d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 00:34:29,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:34:29,014 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:34:29,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:34:29,264 INFO L256 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 00:34:29,275 INFO L279 TraceCheckSpWp]: Computing forward predicates...