./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.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_eea50c9b-9b51-479e-9144-b074fe4bf537/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/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_eea50c9b-9b51-479e-9144-b074fe4bf537/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/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_eea50c9b-9b51-479e-9144-b074fe4bf537/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 e470594375d28c6fca24e3b46071dd23e9cc6b300f46bbf6faad9ca7287c9df3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:01:11,697 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:01:11,758 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 22:01:11,763 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:01:11,763 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:01:11,783 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:01:11,784 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:01:11,784 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:01:11,784 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:01:11,784 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:01:11,785 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:01:11,785 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:01:11,785 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:01:11,785 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:01:11,785 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:01:11,785 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:01:11,785 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:01:11,785 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:01:11,785 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:01:11,785 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:01:11,785 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:01:11,785 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:01:11,786 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:01:11,786 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:01:11,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:01:11,786 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:01:11,786 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:01:11,786 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:01:11,786 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:01:11,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:01:11,786 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_eea50c9b-9b51-479e-9144-b074fe4bf537/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 -> e470594375d28c6fca24e3b46071dd23e9cc6b300f46bbf6faad9ca7287c9df3 [2024-12-05 22:01:12,052 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:01:12,060 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:01:12,063 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:01:12,064 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:01:12,064 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:01:12,065 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.2.prop1-func-interl.c [2024-12-05 22:01:14,695 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/bin/ukojak-verify-CZk0znPC7b/data/bb2a5f6c6/cb8b97c0452e40e5abdef85f186e1c2c/FLAG13a3a73a8 [2024-12-05 22:01:15,014 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:01:15,014 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.2.prop1-func-interl.c [2024-12-05 22:01:15,028 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/bin/ukojak-verify-CZk0znPC7b/data/bb2a5f6c6/cb8b97c0452e40e5abdef85f186e1c2c/FLAG13a3a73a8 [2024-12-05 22:01:15,042 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/bin/ukojak-verify-CZk0znPC7b/data/bb2a5f6c6/cb8b97c0452e40e5abdef85f186e1c2c [2024-12-05 22:01:15,044 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:01:15,045 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:01:15,046 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:01:15,046 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:01:15,050 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:01:15,051 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:01:15" (1/1) ... [2024-12-05 22:01:15,051 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ae0681c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:15, skipping insertion in model container [2024-12-05 22:01:15,051 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:01:15" (1/1) ... [2024-12-05 22:01:15,101 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:01:15,262 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_eea50c9b-9b51-479e-9144-b074fe4bf537/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.2.prop1-func-interl.c[1171,1184] [2024-12-05 22:01:15,664 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:01:15,672 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:01:15,681 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_eea50c9b-9b51-479e-9144-b074fe4bf537/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.2.prop1-func-interl.c[1171,1184] [2024-12-05 22:01:15,885 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:01:15,896 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:01:15,897 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:15 WrapperNode [2024-12-05 22:01:15,897 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:01:15,898 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:01:15,898 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:01:15,898 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:01:15,903 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:15" (1/1) ... [2024-12-05 22:01:15,984 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:15" (1/1) ... [2024-12-05 22:01:16,853 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 12373 [2024-12-05 22:01:16,854 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:01:16,854 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:01:16,854 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:01:16,855 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:01:16,861 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:15" (1/1) ... [2024-12-05 22:01:16,861 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:15" (1/1) ... [2024-12-05 22:01:17,109 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:15" (1/1) ... [2024-12-05 22:01:17,109 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:15" (1/1) ... [2024-12-05 22:01:17,464 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:15" (1/1) ... [2024-12-05 22:01:17,493 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:15" (1/1) ... [2024-12-05 22:01:17,534 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:15" (1/1) ... [2024-12-05 22:01:17,651 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:15" (1/1) ... [2024-12-05 22:01:17,680 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:15" (1/1) ... [2024-12-05 22:01:17,867 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:01:17,868 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:01:17,868 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:01:17,868 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:01:17,869 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:15" (1/1) ... [2024-12-05 22:01:17,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:01:17,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:01:17,902 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:01:17,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:01:17,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:01:17,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:01:17,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:01:17,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:01:18,515 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:01:18,517 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:01:37,036 INFO L? ?]: Removed 7034 outVars from TransFormulas that were not future-live. [2024-12-05 22:01:37,036 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:01:54,215 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:01:54,215 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:01:54,215 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:01:54 BoogieIcfgContainer [2024-12-05 22:01:54,215 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:01:54,216 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:01:54,216 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:01:54,223 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:01:54,223 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:01:54" (1/1) ... [2024-12-05 22:01:54,229 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:01:54,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:54,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:01:54,269 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:01:54,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:01:54,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:54,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:01:55,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:58,798 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 22:02:09,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.38s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:02:19,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:02:20,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:02:20,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-05 22:02:20,307 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-05 22:02:20,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:02:20,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:02:20,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:07:30,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:07:42,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:07:42,940 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 22:07:42,948 INFO L158 Benchmark]: Toolchain (without parser) took 387901.35ms. Allocated memory was 142.6MB in the beginning and 5.5GB in the end (delta: 5.4GB). Free memory was 111.3MB in the beginning and 4.3GB in the end (delta: -4.2GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-12-05 22:07:42,948 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:07:42,949 INFO L158 Benchmark]: CACSL2BoogieTranslator took 851.11ms. Allocated memory was 142.6MB in the beginning and 151.0MB in the end (delta: 8.4MB). Free memory was 111.3MB in the beginning and 57.7MB in the end (delta: 53.6MB). Peak memory consumption was 108.4MB. Max. memory is 16.1GB. [2024-12-05 22:07:42,950 INFO L158 Benchmark]: Boogie Procedure Inliner took 956.22ms. Allocated memory was 151.0MB in the beginning and 1.1GB in the end (delta: 906.0MB). Free memory was 57.7MB in the beginning and 765.6MB in the end (delta: -707.9MB). Peak memory consumption was 253.0MB. Max. memory is 16.1GB. [2024-12-05 22:07:42,951 INFO L158 Benchmark]: Boogie Preprocessor took 1012.99ms. Allocated memory is still 1.1GB. Free memory was 765.6MB in the beginning and 679.1MB in the end (delta: 86.5MB). Peak memory consumption was 128.5MB. Max. memory is 16.1GB. [2024-12-05 22:07:42,952 INFO L158 Benchmark]: RCFGBuilder took 36347.10ms. Allocated memory was 1.1GB in the beginning and 5.5GB in the end (delta: 4.5GB). Free memory was 679.1MB in the beginning and 4.1GB in the end (delta: -3.4GB). Peak memory consumption was 2.5GB. Max. memory is 16.1GB. [2024-12-05 22:07:42,952 INFO L158 Benchmark]: CodeCheck took 348729.88ms. Allocated memory was 5.5GB in the beginning and 5.5GB in the end (delta: 25.2MB). Free memory was 4.1GB in the beginning and 4.3GB in the end (delta: -245.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:07:42,956 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 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 851.11ms. Allocated memory was 142.6MB in the beginning and 151.0MB in the end (delta: 8.4MB). Free memory was 111.3MB in the beginning and 57.7MB in the end (delta: 53.6MB). Peak memory consumption was 108.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 956.22ms. Allocated memory was 151.0MB in the beginning and 1.1GB in the end (delta: 906.0MB). Free memory was 57.7MB in the beginning and 765.6MB in the end (delta: -707.9MB). Peak memory consumption was 253.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1012.99ms. Allocated memory is still 1.1GB. Free memory was 765.6MB in the beginning and 679.1MB in the end (delta: 86.5MB). Peak memory consumption was 128.5MB. Max. memory is 16.1GB. * RCFGBuilder took 36347.10ms. Allocated memory was 1.1GB in the beginning and 5.5GB in the end (delta: 4.5GB). Free memory was 679.1MB in the beginning and 4.1GB in the end (delta: -3.4GB). Peak memory consumption was 2.5GB. Max. memory is 16.1GB. * CodeCheck took 348729.88ms. Allocated memory was 5.5GB in the beginning and 5.5GB in the end (delta: 25.2MB). Free memory was 4.1GB in the beginning and 4.3GB in the end (delta: -245.9MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 22:07:43,171 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-12-05 22:07:43,204 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/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_eea50c9b-9b51-479e-9144-b074fe4bf537/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/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_eea50c9b-9b51-479e-9144-b074fe4bf537/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/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_eea50c9b-9b51-479e-9144-b074fe4bf537/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 e470594375d28c6fca24e3b46071dd23e9cc6b300f46bbf6faad9ca7287c9df3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:07:45,258 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:07:45,338 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 22:07:45,364 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:07:45,365 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:07:45,365 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:07:45,365 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:07:45,365 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:07:45,366 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:07:45,366 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:07:45,366 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:07:45,366 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:07:45,366 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:07:45,366 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:07:45,366 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:07:45,366 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:07:45,366 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:07:45,367 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:07:45,367 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:07:45,367 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:07:45,367 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:07:45,367 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:07:45,367 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:07:45,367 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:07:45,367 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:07:45,367 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:07:45,368 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:07:45,368 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:07:45,368 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:07:45,368 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:07:45,368 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:07:45,368 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:07:45,368 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:07:45,368 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_eea50c9b-9b51-479e-9144-b074fe4bf537/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 -> e470594375d28c6fca24e3b46071dd23e9cc6b300f46bbf6faad9ca7287c9df3 [2024-12-05 22:07:45,599 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:07:45,606 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:07:45,608 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:07:45,609 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:07:45,610 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:07:45,611 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.2.prop1-func-interl.c [2024-12-05 22:07:48,366 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/bin/ukojak-verify-CZk0znPC7b/data/2795861fc/0467d08f7d2c451e8d7d69b086c93250/FLAG8158c4a2c [2024-12-05 22:07:48,665 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:07:48,666 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.2.prop1-func-interl.c [2024-12-05 22:07:48,684 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/bin/ukojak-verify-CZk0znPC7b/data/2795861fc/0467d08f7d2c451e8d7d69b086c93250/FLAG8158c4a2c [2024-12-05 22:07:48,921 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/bin/ukojak-verify-CZk0znPC7b/data/2795861fc/0467d08f7d2c451e8d7d69b086c93250 [2024-12-05 22:07:48,923 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:07:48,924 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:07:48,926 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:07:48,926 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:07:48,930 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:07:48,931 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:07:48" (1/1) ... [2024-12-05 22:07:48,932 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20b46b1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:07:48, skipping insertion in model container [2024-12-05 22:07:48,932 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:07:48" (1/1) ... [2024-12-05 22:07:48,989 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:07:49,171 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_eea50c9b-9b51-479e-9144-b074fe4bf537/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.2.prop1-func-interl.c[1171,1184] [2024-12-05 22:07:49,498 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:07:49,509 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:07:49,518 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_eea50c9b-9b51-479e-9144-b074fe4bf537/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.gear.2.prop1-func-interl.c[1171,1184] [2024-12-05 22:07:49,709 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:07:49,722 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:07:49,723 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:07:49 WrapperNode [2024-12-05 22:07:49,723 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:07:49,724 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:07:49,724 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:07:49,724 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:07:49,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:07:49" (1/1) ... [2024-12-05 22:07:49,770 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:07:49" (1/1) ... [2024-12-05 22:07:49,892 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3645 [2024-12-05 22:07:49,892 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:07:49,893 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:07:49,893 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:07:49,893 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:07:49,901 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:07:49" (1/1) ... [2024-12-05 22:07:49,901 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:07:49" (1/1) ... [2024-12-05 22:07:49,927 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:07:49" (1/1) ... [2024-12-05 22:07:49,928 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:07:49" (1/1) ... [2024-12-05 22:07:49,978 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:07:49" (1/1) ... [2024-12-05 22:07:49,982 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:07:49" (1/1) ... [2024-12-05 22:07:50,017 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:07:49" (1/1) ... [2024-12-05 22:07:50,028 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:07:49" (1/1) ... [2024-12-05 22:07:50,036 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:07:49" (1/1) ... [2024-12-05 22:07:50,055 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:07:50,055 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:07:50,056 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:07:50,056 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:07:50,057 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:07:49" (1/1) ... [2024-12-05 22:07:50,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:07:50,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:07:50,086 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:07:50,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:07:50,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:07:50,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:07:50,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:07:50,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:07:50,612 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:07:50,614 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:07:54,133 INFO L? ?]: Removed 136 outVars from TransFormulas that were not future-live. [2024-12-05 22:07:54,133 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:07:54,275 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:07:54,275 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:07:54,275 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:07:54 BoogieIcfgContainer [2024-12-05 22:07:54,276 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:07:54,276 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:07:54,277 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:07:54,286 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:07:54,287 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:07:54" (1/1) ... [2024-12-05 22:07:54,294 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:07:54,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:07:54,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:07:54,343 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:07:54,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:07:54,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:07:54,346 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:07:54,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:07:54,349 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:07:54,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:07:55,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:07:55,417 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:07:55,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:07:55,663 INFO L256 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-05 22:07:55,673 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:07:55,906 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 22:07:55,919 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 22:07:56,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:07:56,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-05 22:07:56,167 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-05 22:07:56,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:07:56,167 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:07:56,167 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:07:56,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:07:56,169 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:07:56,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eea50c9b-9b51-479e-9144-b074fe4bf537/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:07:57,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:07:57,505 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:07:57,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:07:57,931 INFO L256 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-12-05 22:07:57,958 INFO L279 TraceCheckSpWp]: Computing forward predicates...