./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-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_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3 --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 a496974e14fc03c7f3f166c810c8cdda446205b1dabfd4e1617ba4d63e362f73 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:24:37,117 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:24:37,199 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-24 18:24:37,204 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 18:24:37,204 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-24 18:24:37,226 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:24:37,226 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:24:37,227 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:24:37,227 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:24:37,227 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:24:37,227 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:24:37,228 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:24:37,228 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 18:24:37,228 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:24:37,228 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:24:37,228 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:24:37,228 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:24:37,228 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:24:37,229 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:24:37,229 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:24:37,234 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:24:37,234 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:24:37,234 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:24:37,234 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:24:37,234 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:24:37,235 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:24:37,235 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:24:37,235 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:24:37,235 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-24 18:24:37,235 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 18:24:37,235 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_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3 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 -> a496974e14fc03c7f3f166c810c8cdda446205b1dabfd4e1617ba4d63e362f73 [2024-11-24 18:24:37,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:24:37,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:24:37,564 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:24:37,565 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:24:37,566 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:24:37,567 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-func-interl.c [2024-11-24 18:24:40,605 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/data/34d9dee16/31b467b08f484737b9555e825ac6540a/FLAGf3c5d5b3c [2024-11-24 18:24:41,043 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:24:41,047 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-func-interl.c [2024-11-24 18:24:41,071 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/data/34d9dee16/31b467b08f484737b9555e825ac6540a/FLAGf3c5d5b3c [2024-11-24 18:24:41,172 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/data/34d9dee16/31b467b08f484737b9555e825ac6540a [2024-11-24 18:24:41,174 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:24:41,176 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:24:41,178 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:24:41,179 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:24:41,187 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:24:41,188 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:24:41" (1/1) ... [2024-11-24 18:24:41,189 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ca2b71b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:24:41, skipping insertion in model container [2024-11-24 18:24:41,189 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:24:41" (1/1) ... [2024-11-24 18:24:41,269 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:24:41,466 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_1bc00c6b-ef27-4a72-bd18-eae04300bd47/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-func-interl.c[1177,1190] [2024-11-24 18:24:41,957 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:24:41,965 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:24:41,974 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_1bc00c6b-ef27-4a72-bd18-eae04300bd47/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-func-interl.c[1177,1190] [2024-11-24 18:24:42,245 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:24:42,261 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:24:42,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:24:42 WrapperNode [2024-11-24 18:24:42,262 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:24:42,263 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:24:42,263 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:24:42,263 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:24:42,271 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:24:42" (1/1) ... [2024-11-24 18:24:42,351 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:24:42" (1/1) ... [2024-11-24 18:24:43,288 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 6401 [2024-11-24 18:24:43,289 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:24:43,290 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:24:43,290 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:24:43,290 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:24:43,297 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:24:42" (1/1) ... [2024-11-24 18:24:43,298 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:24:42" (1/1) ... [2024-11-24 18:24:43,505 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:24:42" (1/1) ... [2024-11-24 18:24:43,506 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:24:42" (1/1) ... [2024-11-24 18:24:43,762 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:24:42" (1/1) ... [2024-11-24 18:24:43,801 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:24:42" (1/1) ... [2024-11-24 18:24:43,836 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:24:42" (1/1) ... [2024-11-24 18:24:43,873 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:24:42" (1/1) ... [2024-11-24 18:24:43,988 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:24:42" (1/1) ... [2024-11-24 18:24:44,214 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:24:44,215 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:24:44,215 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:24:44,215 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:24:44,220 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:24:42" (1/1) ... [2024-11-24 18:24:44,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:24:44,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:24:44,283 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:24:44,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:24:44,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:24:44,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-24 18:24:44,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:24:44,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:24:45,066 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:24:45,069 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:24:54,123 INFO L? ?]: Removed 3558 outVars from TransFormulas that were not future-live. [2024-11-24 18:24:54,123 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:25:06,268 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:25:06,268 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-24 18:25:06,268 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:25:06 BoogieIcfgContainer [2024-11-24 18:25:06,268 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:25:06,269 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:25:06,269 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:25:06,278 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:25:06,278 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:25:06" (1/1) ... [2024-11-24 18:25:06,288 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:25:06,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:25:06,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-24 18:25:06,351 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-24 18:25:06,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-24 18:25:06,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:25:06,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:25:07,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:25:09,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:25:20,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 18:25:30,075 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 18:25:30,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:25:30,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-24 18:25:30,523 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-24 18:25:30,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-24 18:25:30,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:25:30,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:26:32,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:26:32,576 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:27:29,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:27:40,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-24 18:27:40,925 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) [2024-11-24 18:27:40,930 INFO L158 Benchmark]: Toolchain (without parser) took 179754.51ms. Allocated memory was 117.4MB in the beginning and 2.8GB in the end (delta: 2.7GB). Free memory was 89.7MB in the beginning and 2.0GB in the end (delta: -1.9GB). Peak memory consumption was 745.5MB. Max. memory is 16.1GB. [2024-11-24 18:27:40,931 INFO L158 Benchmark]: CDTParser took 1.42ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:27:40,931 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1084.45ms. Allocated memory is still 117.4MB. Free memory was 89.7MB in the beginning and 56.4MB in the end (delta: 33.3MB). Peak memory consumption was 86.9MB. Max. memory is 16.1GB. [2024-11-24 18:27:40,932 INFO L158 Benchmark]: Boogie Procedure Inliner took 1026.15ms. Allocated memory was 117.4MB in the beginning and 310.4MB in the end (delta: 192.9MB). Free memory was 56.3MB in the beginning and 162.3MB in the end (delta: -105.9MB). Peak memory consumption was 141.3MB. Max. memory is 16.1GB. [2024-11-24 18:27:40,932 INFO L158 Benchmark]: Boogie Preprocessor took 924.27ms. Allocated memory was 310.4MB in the beginning and 931.1MB in the end (delta: 620.8MB). Free memory was 162.3MB in the beginning and 752.0MB in the end (delta: -589.7MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. [2024-11-24 18:27:40,933 INFO L158 Benchmark]: RCFGBuilder took 22053.74ms. Allocated memory was 931.1MB in the beginning and 1.4GB in the end (delta: 461.4MB). Free memory was 752.0MB in the beginning and 1.0GB in the end (delta: -273.1MB). Peak memory consumption was 965.1MB. Max. memory is 16.1GB. [2024-11-24 18:27:40,933 INFO L158 Benchmark]: CodeCheck took 154660.21ms. Allocated memory was 1.4GB in the beginning and 2.8GB in the end (delta: 1.4GB). Free memory was 1.0GB in the beginning and 2.0GB in the end (delta: -988.7MB). Peak memory consumption was 407.4MB. Max. memory is 16.1GB. [2024-11-24 18:27:40,936 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 1.42ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1084.45ms. Allocated memory is still 117.4MB. Free memory was 89.7MB in the beginning and 56.4MB in the end (delta: 33.3MB). Peak memory consumption was 86.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1026.15ms. Allocated memory was 117.4MB in the beginning and 310.4MB in the end (delta: 192.9MB). Free memory was 56.3MB in the beginning and 162.3MB in the end (delta: -105.9MB). Peak memory consumption was 141.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 924.27ms. Allocated memory was 310.4MB in the beginning and 931.1MB in the end (delta: 620.8MB). Free memory was 162.3MB in the beginning and 752.0MB in the end (delta: -589.7MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. * RCFGBuilder took 22053.74ms. Allocated memory was 931.1MB in the beginning and 1.4GB in the end (delta: 461.4MB). Free memory was 752.0MB in the beginning and 1.0GB in the end (delta: -273.1MB). Peak memory consumption was 965.1MB. Max. memory is 16.1GB. * CodeCheck took 154660.21ms. Allocated memory was 1.4GB in the beginning and 2.8GB in the end (delta: 1.4GB). Free memory was 1.0GB in the beginning and 2.0GB in the end (delta: -988.7MB). Peak memory consumption was 407.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-24 18:27:40,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3 --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 a496974e14fc03c7f3f166c810c8cdda446205b1dabfd4e1617ba4d63e362f73 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:27:43,969 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:27:44,109 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-24 18:27:44,159 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:27:44,160 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:27:44,161 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:27:44,161 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:27:44,161 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:27:44,162 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:27:44,162 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:27:44,163 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:27:44,163 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:27:44,164 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:27:44,164 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:27:44,164 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 18:27:44,164 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 18:27:44,164 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 18:27:44,164 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:27:44,164 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:27:44,164 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:27:44,165 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:27:44,165 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:27:44,165 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:27:44,165 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:27:44,166 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-24 18:27:44,166 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:27:44,166 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:27:44,166 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:27:44,166 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:27:44,166 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:27:44,167 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-24 18:27:44,167 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:27:44,167 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-24 18:27:44,168 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_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3 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 -> a496974e14fc03c7f3f166c810c8cdda446205b1dabfd4e1617ba4d63e362f73 [2024-11-24 18:27:44,512 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:27:44,522 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:27:44,524 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:27:44,526 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:27:44,526 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:27:44,527 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-func-interl.c [2024-11-24 18:27:47,753 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/data/1a5076e7c/b4bd2de94c894de29a83b63a1f36cfea/FLAG68f8c08a2 [2024-11-24 18:27:48,265 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:27:48,265 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-func-interl.c [2024-11-24 18:27:48,298 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/data/1a5076e7c/b4bd2de94c894de29a83b63a1f36cfea/FLAG68f8c08a2 [2024-11-24 18:27:48,320 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/data/1a5076e7c/b4bd2de94c894de29a83b63a1f36cfea [2024-11-24 18:27:48,325 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:27:48,328 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:27:48,330 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:27:48,330 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:27:48,337 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:27:48,338 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:27:48" (1/1) ... [2024-11-24 18:27:48,340 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@781fc0aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:27:48, skipping insertion in model container [2024-11-24 18:27:48,341 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:27:48" (1/1) ... [2024-11-24 18:27:48,419 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:27:48,661 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_1bc00c6b-ef27-4a72-bd18-eae04300bd47/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-func-interl.c[1177,1190] [2024-11-24 18:27:49,046 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:27:49,063 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:27:49,076 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_1bc00c6b-ef27-4a72-bd18-eae04300bd47/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.2.prop2-func-interl.c[1177,1190] [2024-11-24 18:27:49,236 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:27:49,261 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:27:49,261 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:27:49 WrapperNode [2024-11-24 18:27:49,262 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:27:49,263 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:27:49,263 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:27:49,263 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:27:49,271 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:27:49" (1/1) ... [2024-11-24 18:27:49,316 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:27:49" (1/1) ... [2024-11-24 18:27:49,435 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1829 [2024-11-24 18:27:49,435 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:27:49,436 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:27:49,436 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:27:49,436 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:27:49,447 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:27:49" (1/1) ... [2024-11-24 18:27:49,447 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:27:49" (1/1) ... [2024-11-24 18:27:49,462 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:27:49" (1/1) ... [2024-11-24 18:27:49,463 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:27:49" (1/1) ... [2024-11-24 18:27:49,504 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:27:49" (1/1) ... [2024-11-24 18:27:49,511 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:27:49" (1/1) ... [2024-11-24 18:27:49,518 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:27:49" (1/1) ... [2024-11-24 18:27:49,531 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:27:49" (1/1) ... [2024-11-24 18:27:49,544 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:27:49" (1/1) ... [2024-11-24 18:27:49,572 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:27:49,573 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:27:49,573 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:27:49,573 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:27:49,574 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:27:49" (1/1) ... [2024-11-24 18:27:49,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:27:49,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:27:49,616 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:27:49,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:27:49,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:27:49,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-24 18:27:49,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:27:49,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:27:50,184 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:27:50,186 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:27:52,677 INFO L? ?]: Removed 95 outVars from TransFormulas that were not future-live. [2024-11-24 18:27:52,678 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:27:52,776 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:27:52,777 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-24 18:27:52,777 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:27:52 BoogieIcfgContainer [2024-11-24 18:27:52,777 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:27:52,779 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:27:52,779 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:27:52,791 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:27:52,792 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:27:52" (1/1) ... [2024-11-24 18:27:52,804 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:27:52,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:27:52,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-24 18:27:52,865 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-24 18:27:52,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-24 18:27:52,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:27:52,869 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:27:52,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:27:52,872 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:27:52,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-24 18:27:53,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:27:53,595 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:27:53,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:27:53,771 INFO L256 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-24 18:27:53,784 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:27:54,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 18:27:54,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-24 18:27:54,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:27:54,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-24 18:27:54,685 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-24 18:27:54,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-24 18:27:54,685 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:27:54,685 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:27:54,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:27:54,687 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:27:54,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc00c6b-ef27-4a72-bd18-eae04300bd47/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-24 18:27:55,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:27:55,800 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:27:56,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:27:56,213 INFO L256 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-24 18:27:56,235 INFO L279 TraceCheckSpWp]: Computing forward predicates...