./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fc74ef3e03d2fda86e0318bedb3b46793aea96004e5ad24a78d0d0d98b284f33 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:52:41,356 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:52:41,447 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 16:52:41,452 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:52:41,453 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:52:41,478 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:52:41,479 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:52:41,479 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:52:41,480 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:52:41,480 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:52:41,480 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:52:41,480 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:52:41,480 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:52:41,481 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:52:41,481 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:52:41,481 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:52:41,481 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:52:41,481 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:52:41,481 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:52:41,481 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:52:41,482 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:52:41,482 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:52:41,482 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:52:41,482 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:52:41,482 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:52:41,482 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:52:41,482 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:52:41,483 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:52:41,483 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:52:41,483 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:52:41,483 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_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc74ef3e03d2fda86e0318bedb3b46793aea96004e5ad24a78d0d0d98b284f33 [2024-11-13 16:52:41,878 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:52:41,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:52:41,893 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:52:41,894 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:52:41,895 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:52:41,896 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 16:52:43,786 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:52:44,382 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:52:44,383 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop1-func-interl.c [2024-11-13 16:52:44,416 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/data/6e8ab990f/80e607fcaae04629a9526189ca9d0f93/FLAG8338fba72 [2024-11-13 16:52:44,437 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/data/6e8ab990f/80e607fcaae04629a9526189ca9d0f93 [2024-11-13 16:52:44,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:52:44,441 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:52:44,444 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:52:44,445 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:52:44,453 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:52:44,454 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:52:44" (1/1) ... [2024-11-13 16:52:44,455 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1087c6bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:44, skipping insertion in model container [2024-11-13 16:52:44,455 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:52:44" (1/1) ... [2024-11-13 16:52:44,562 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:52:44,861 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_280dea71-4fc5-45ae-b96f-412574db5144/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop1-func-interl.c[1171,1184] [2024-11-13 16:52:45,409 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:52:45,421 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:52:45,432 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_280dea71-4fc5-45ae-b96f-412574db5144/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop1-func-interl.c[1171,1184] [2024-11-13 16:52:45,784 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:52:45,803 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:52:45,804 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:45 WrapperNode [2024-11-13 16:52:45,805 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:52:45,807 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:52:45,807 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:52:45,807 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:52:45,815 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:45" (1/1) ... [2024-11-13 16:52:45,933 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:45" (1/1) ... [2024-11-13 16:52:47,266 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 9266 [2024-11-13 16:52:47,266 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:52:47,267 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:52:47,267 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:52:47,267 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:52:47,286 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:45" (1/1) ... [2024-11-13 16:52:47,286 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:45" (1/1) ... [2024-11-13 16:52:47,591 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:45" (1/1) ... [2024-11-13 16:52:47,591 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:45" (1/1) ... [2024-11-13 16:52:48,160 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:45" (1/1) ... [2024-11-13 16:52:48,318 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:45" (1/1) ... [2024-11-13 16:52:48,451 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:45" (1/1) ... [2024-11-13 16:52:48,495 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:45" (1/1) ... [2024-11-13 16:52:48,721 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:52:48,723 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:52:48,723 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:52:48,723 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:52:48,727 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:45" (1/1) ... [2024-11-13 16:52:48,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:52:48,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:52:48,764 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:52:48,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:52:48,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:52:48,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:52:48,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:52:48,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:52:49,530 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:52:49,533 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:53:05,864 INFO L? ?]: Removed 5106 outVars from TransFormulas that were not future-live. [2024-11-13 16:53:05,864 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:53:23,298 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:53:23,299 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:53:23,299 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:53:23 BoogieIcfgContainer [2024-11-13 16:53:23,299 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:53:23,300 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:53:23,300 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:53:23,310 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:53:23,310 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:53:23" (1/1) ... [2024-11-13 16:53:23,319 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:53:23,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:23,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 16:53:23,374 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 16:53:23,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 16:53:23,377 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:23,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:24,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:26,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:53:37,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.48s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:53:47,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 16:53:47,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:47,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 16:53:47,631 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 16:53:47,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:53:47,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:47,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:56:03,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:56:14,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:56:14,419 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) [2024-11-13 16:56:14,424 INFO L158 Benchmark]: Toolchain (without parser) took 209982.85ms. Allocated memory was 142.6MB in the beginning and 6.3GB in the end (delta: 6.2GB). Free memory was 113.5MB in the beginning and 5.3GB in the end (delta: -5.2GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2024-11-13 16:56:14,428 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:56:14,429 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1361.75ms. Allocated memory is still 142.6MB. Free memory was 113.3MB in the beginning and 60.9MB in the end (delta: 52.4MB). Peak memory consumption was 117.4MB. Max. memory is 16.1GB. [2024-11-13 16:56:14,429 INFO L158 Benchmark]: Boogie Procedure Inliner took 1459.60ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 60.9MB in the beginning and 128.2MB in the end (delta: -67.3MB). Peak memory consumption was 170.7MB. Max. memory is 16.1GB. [2024-11-13 16:56:14,430 INFO L158 Benchmark]: Boogie Preprocessor took 1454.25ms. Allocated memory was 310.4MB in the beginning and 645.9MB in the end (delta: 335.5MB). Free memory was 128.2MB in the beginning and 410.3MB in the end (delta: -282.1MB). Peak memory consumption was 61.3MB. Max. memory is 16.1GB. [2024-11-13 16:56:14,431 INFO L158 Benchmark]: RCFGBuilder took 34576.72ms. Allocated memory was 645.9MB in the beginning and 3.6GB in the end (delta: 2.9GB). Free memory was 410.3MB in the beginning and 2.9GB in the end (delta: -2.5GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2024-11-13 16:56:14,432 INFO L158 Benchmark]: CodeCheck took 171122.95ms. Allocated memory was 3.6GB in the beginning and 6.3GB in the end (delta: 2.7GB). Free memory was 2.9GB in the beginning and 5.3GB in the end (delta: -2.3GB). Peak memory consumption was 390.5MB. Max. memory is 16.1GB. [2024-11-13 16:56:14,435 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1361.75ms. Allocated memory is still 142.6MB. Free memory was 113.3MB in the beginning and 60.9MB in the end (delta: 52.4MB). Peak memory consumption was 117.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1459.60ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 60.9MB in the beginning and 128.2MB in the end (delta: -67.3MB). Peak memory consumption was 170.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1454.25ms. Allocated memory was 310.4MB in the beginning and 645.9MB in the end (delta: 335.5MB). Free memory was 128.2MB in the beginning and 410.3MB in the end (delta: -282.1MB). Peak memory consumption was 61.3MB. Max. memory is 16.1GB. * RCFGBuilder took 34576.72ms. Allocated memory was 645.9MB in the beginning and 3.6GB in the end (delta: 2.9GB). Free memory was 410.3MB in the beginning and 2.9GB in the end (delta: -2.5GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. * CodeCheck took 171122.95ms. Allocated memory was 3.6GB in the beginning and 6.3GB in the end (delta: 2.7GB). Free memory was 2.9GB in the beginning and 5.3GB in the end (delta: -2.3GB). Peak memory consumption was 390.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 16:56:14,649 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-13 16:56:14,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/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_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fc74ef3e03d2fda86e0318bedb3b46793aea96004e5ad24a78d0d0d98b284f33 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:56:17,969 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:56:18,102 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 16:56:18,149 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:56:18,150 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:56:18,150 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:56:18,151 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:56:18,151 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:56:18,151 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:56:18,151 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:56:18,151 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:56:18,151 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:56:18,151 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:56:18,152 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:56:18,152 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:56:18,152 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:56:18,152 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:56:18,152 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:56:18,152 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:56:18,152 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:56:18,152 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:56:18,153 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:56:18,153 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:56:18,153 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:18,153 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:56:18,153 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:56:18,153 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:56:18,156 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:56:18,156 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:56:18,156 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:56:18,156 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:56:18,156 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:18,157 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:56:18,157 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_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc74ef3e03d2fda86e0318bedb3b46793aea96004e5ad24a78d0d0d98b284f33 [2024-11-13 16:56:18,517 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:56:18,527 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:56:18,530 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:56:18,531 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:56:18,532 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:56:18,533 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 16:56:20,891 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:56:21,437 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:56:21,438 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop1-func-interl.c [2024-11-13 16:56:21,481 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/data/e42926824/ae0f2473ba6e41199b77ec8bd83d1862/FLAG62ec4e501 [2024-11-13 16:56:21,511 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/data/e42926824/ae0f2473ba6e41199b77ec8bd83d1862 [2024-11-13 16:56:21,514 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:56:21,517 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:56:21,520 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:56:21,521 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:56:21,526 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:56:21,527 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:56:21" (1/1) ... [2024-11-13 16:56:21,529 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79e77c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:21, skipping insertion in model container [2024-11-13 16:56:21,531 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:56:21" (1/1) ... [2024-11-13 16:56:21,646 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:56:21,932 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_280dea71-4fc5-45ae-b96f-412574db5144/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop1-func-interl.c[1171,1184] [2024-11-13 16:56:22,556 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:56:22,576 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:56:22,586 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_280dea71-4fc5-45ae-b96f-412574db5144/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.2.prop1-func-interl.c[1171,1184] [2024-11-13 16:56:22,795 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:56:22,817 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:56:22,820 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:22 WrapperNode [2024-11-13 16:56:22,820 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:56:22,821 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:56:22,822 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:56:22,822 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:56:22,832 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:22" (1/1) ... [2024-11-13 16:56:22,886 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:22" (1/1) ... [2024-11-13 16:56:23,048 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2650 [2024-11-13 16:56:23,049 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:56:23,050 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:56:23,050 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:56:23,050 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:56:23,058 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:22" (1/1) ... [2024-11-13 16:56:23,059 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:22" (1/1) ... [2024-11-13 16:56:23,097 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:22" (1/1) ... [2024-11-13 16:56:23,098 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:22" (1/1) ... [2024-11-13 16:56:23,196 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:22" (1/1) ... [2024-11-13 16:56:23,202 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:22" (1/1) ... [2024-11-13 16:56:23,212 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:22" (1/1) ... [2024-11-13 16:56:23,232 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:22" (1/1) ... [2024-11-13 16:56:23,266 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:56:23,267 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:56:23,267 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:56:23,267 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:56:23,270 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:56:22" (1/1) ... [2024-11-13 16:56:23,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:56:23,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:56:23,314 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:56:23,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:56:23,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:56:23,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 16:56:23,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:56:23,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:56:23,989 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:56:23,991 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:56:28,873 INFO L? ?]: Removed 107 outVars from TransFormulas that were not future-live. [2024-11-13 16:56:28,873 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:56:29,019 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:56:29,020 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:56:29,020 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:56:29 BoogieIcfgContainer [2024-11-13 16:56:29,021 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:56:29,022 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:56:29,022 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:56:29,032 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:56:29,033 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:56:29" (1/1) ... [2024-11-13 16:56:29,042 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:56:29,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:29,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 16:56:29,109 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 16:56:29,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 16:56:29,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:29,114 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:29,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:29,118 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:29,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 16:56:30,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:30,131 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:30,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:30,360 INFO L255 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 16:56:30,373 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:56:30,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:56:30,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 16:56:31,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:56:31,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 16:56:31,142 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 16:56:31,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:56:31,142 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:56:31,142 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:56:31,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:56:31,148 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:56:31,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_280dea71-4fc5-45ae-b96f-412574db5144/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 16:56:32,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:32,819 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:56:33,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:33,380 INFO L255 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 16:56:33,410 INFO L278 TraceCheckSpWp]: Computing forward predicates...