./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.2.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk --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 be0bab9383d2a4564721e1782bf55847d411cd965953ed7ba185b34aef7281d2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:08:07,275 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:08:07,384 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 23:08:07,392 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:08:07,392 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:08:07,437 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:08:07,438 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:08:07,438 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:08:07,439 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:08:07,440 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:08:07,440 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:08:07,441 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:08:07,441 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:08:07,442 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:08:07,442 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:08:07,443 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:08:07,443 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:08:07,444 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:08:07,444 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:08:07,445 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:08:07,445 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:08:07,450 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:08:07,450 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:08:07,451 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:08:07,451 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:08:07,452 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:08:07,452 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:08:07,452 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:08:07,453 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:08:07,453 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:08:07,453 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be0bab9383d2a4564721e1782bf55847d411cd965953ed7ba185b34aef7281d2 [2024-11-08 23:08:07,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:08:07,790 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:08:07,793 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:08:07,795 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:08:07,795 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:08:07,797 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.2.prop1-func-interl.c Unable to find full path for "g++" [2024-11-08 23:08:10,079 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:08:10,450 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:08:10,451 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.2.prop1-func-interl.c [2024-11-08 23:08:10,468 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/data/9dd4d6346/4596e231fbe040788ae64c854ef11988/FLAGa65ff0cd6 [2024-11-08 23:08:10,494 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/data/9dd4d6346/4596e231fbe040788ae64c854ef11988 [2024-11-08 23:08:10,497 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:08:10,499 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:08:10,501 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:08:10,501 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:08:10,507 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:08:10,508 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:08:10" (1/1) ... [2024-11-08 23:08:10,510 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3211816e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:10, skipping insertion in model container [2024-11-08 23:08:10,510 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:08:10" (1/1) ... [2024-11-08 23:08:10,592 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:08:10,872 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_71b7801f-1aba-4ebe-b12b-662bae27a848/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.2.prop1-func-interl.c[1175,1188] [2024-11-08 23:08:11,526 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:08:11,538 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:08:11,554 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_71b7801f-1aba-4ebe-b12b-662bae27a848/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.2.prop1-func-interl.c[1175,1188] [2024-11-08 23:08:11,836 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:08:11,859 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:08:11,859 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:11 WrapperNode [2024-11-08 23:08:11,859 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:08:11,861 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:08:11,861 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:08:11,861 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:08:11,870 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:11" (1/1) ... [2024-11-08 23:08:11,947 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:11" (1/1) ... [2024-11-08 23:08:13,164 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 6835 [2024-11-08 23:08:13,165 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:08:13,166 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:08:13,166 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:08:13,166 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:08:13,178 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:11" (1/1) ... [2024-11-08 23:08:13,178 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:11" (1/1) ... [2024-11-08 23:08:13,414 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:11" (1/1) ... [2024-11-08 23:08:13,417 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:11" (1/1) ... [2024-11-08 23:08:13,785 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:11" (1/1) ... [2024-11-08 23:08:13,820 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:11" (1/1) ... [2024-11-08 23:08:13,952 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:11" (1/1) ... [2024-11-08 23:08:13,982 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:11" (1/1) ... [2024-11-08 23:08:14,163 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:08:14,167 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:08:14,168 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:08:14,168 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:08:14,169 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:08:11" (1/1) ... [2024-11-08 23:08:14,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:08:14,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:08:14,250 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:08:14,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:08:14,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:08:14,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:08:14,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:08:14,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:08:15,234 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:08:15,237 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:08:26,196 INFO L? ?]: Removed 3809 outVars from TransFormulas that were not future-live. [2024-11-08 23:08:26,197 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:08:42,452 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:08:42,452 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:08:42,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:08:42 BoogieIcfgContainer [2024-11-08 23:08:42,453 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:08:42,454 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:08:42,455 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:08:42,468 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:08:42,468 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:08:42" (1/1) ... [2024-11-08 23:08:42,479 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:08:42,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:08:42,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 23:08:42,559 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 23:08:42,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:08:42,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:08:42,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:08:43,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:08:45,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:08:55,756 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:09:05,838 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:09:06,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:09:06,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-08 23:09:06,203 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-08 23:09:06,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:09:06,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:09:06,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:06,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:11:17,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:11:17,485 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) [2024-11-08 23:11:17,490 INFO L158 Benchmark]: Toolchain (without parser) took 186990.87ms. Allocated memory was 136.3MB in the beginning and 9.2GB in the end (delta: 9.1GB). Free memory was 91.9MB in the beginning and 7.5GB in the end (delta: -7.4GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2024-11-08 23:11:17,491 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 136.3MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:11:17,491 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1359.09ms. Allocated memory was 136.3MB in the beginning and 203.4MB in the end (delta: 67.1MB). Free memory was 91.3MB in the beginning and 114.4MB in the end (delta: -23.1MB). Peak memory consumption was 59.4MB. Max. memory is 16.1GB. [2024-11-08 23:11:17,492 INFO L158 Benchmark]: Boogie Procedure Inliner took 1304.37ms. Allocated memory was 203.4MB in the beginning and 406.8MB in the end (delta: 203.4MB). Free memory was 114.4MB in the beginning and 237.3MB in the end (delta: -122.9MB). Peak memory consumption was 162.4MB. Max. memory is 16.1GB. [2024-11-08 23:11:17,493 INFO L158 Benchmark]: Boogie Preprocessor took 1000.96ms. Allocated memory is still 406.8MB. Free memory was 237.3MB in the beginning and 197.5MB in the end (delta: 39.8MB). Peak memory consumption was 89.0MB. Max. memory is 16.1GB. [2024-11-08 23:11:17,495 INFO L158 Benchmark]: RCFGBuilder took 28285.77ms. Allocated memory was 406.8MB in the beginning and 7.5GB in the end (delta: 7.1GB). Free memory was 197.5MB in the beginning and 7.1GB in the end (delta: -6.9GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2024-11-08 23:11:17,496 INFO L158 Benchmark]: CodeCheck took 155035.06ms. Allocated memory was 7.5GB in the beginning and 9.2GB in the end (delta: 1.7GB). Free memory was 7.1GB in the beginning and 7.5GB in the end (delta: -472.7MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2024-11-08 23:11:17,500 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 0.38ms. Allocated memory is still 136.3MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1359.09ms. Allocated memory was 136.3MB in the beginning and 203.4MB in the end (delta: 67.1MB). Free memory was 91.3MB in the beginning and 114.4MB in the end (delta: -23.1MB). Peak memory consumption was 59.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1304.37ms. Allocated memory was 203.4MB in the beginning and 406.8MB in the end (delta: 203.4MB). Free memory was 114.4MB in the beginning and 237.3MB in the end (delta: -122.9MB). Peak memory consumption was 162.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1000.96ms. Allocated memory is still 406.8MB. Free memory was 237.3MB in the beginning and 197.5MB in the end (delta: 39.8MB). Peak memory consumption was 89.0MB. Max. memory is 16.1GB. * RCFGBuilder took 28285.77ms. Allocated memory was 406.8MB in the beginning and 7.5GB in the end (delta: 7.1GB). Free memory was 197.5MB in the beginning and 7.1GB in the end (delta: -6.9GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. * CodeCheck took 155035.06ms. Allocated memory was 7.5GB in the beginning and 9.2GB in the end (delta: 1.7GB). Free memory was 7.1GB in the beginning and 7.5GB in the end (delta: -472.7MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:11:17,715 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-08 23:11:17,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk --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 be0bab9383d2a4564721e1782bf55847d411cd965953ed7ba185b34aef7281d2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:11:20,834 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:11:20,962 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-08 23:11:21,019 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:11:21,021 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:11:21,022 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:11:21,023 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:11:21,024 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:11:21,025 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:11:21,026 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:11:21,027 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:11:21,027 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:11:21,028 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:11:21,028 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:11:21,031 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:11:21,032 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:11:21,032 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:11:21,032 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:11:21,033 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:11:21,033 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:11:21,034 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:11:21,039 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:11:21,040 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:11:21,040 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:11:21,040 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:11:21,041 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:11:21,041 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:11:21,042 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:11:21,042 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:11:21,042 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:11:21,043 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:11:21,043 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:11:21,043 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:11:21,044 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be0bab9383d2a4564721e1782bf55847d411cd965953ed7ba185b34aef7281d2 [2024-11-08 23:11:21,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:11:21,587 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:11:21,590 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:11:21,595 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:11:21,596 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:11:21,599 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.2.prop1-func-interl.c Unable to find full path for "g++" [2024-11-08 23:11:24,144 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:11:24,570 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:11:24,570 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.2.prop1-func-interl.c [2024-11-08 23:11:24,594 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/data/82d2e20f6/516eb84016294b46a7ca27774818ebcd/FLAGf66805ca7 [2024-11-08 23:11:24,620 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/data/82d2e20f6/516eb84016294b46a7ca27774818ebcd [2024-11-08 23:11:24,623 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:11:24,625 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:11:24,627 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:11:24,627 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:11:24,634 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:11:24,636 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:11:24" (1/1) ... [2024-11-08 23:11:24,638 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@322d99b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:24, skipping insertion in model container [2024-11-08 23:11:24,638 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:11:24" (1/1) ... [2024-11-08 23:11:24,759 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:11:25,105 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_71b7801f-1aba-4ebe-b12b-662bae27a848/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.2.prop1-func-interl.c[1175,1188] [2024-11-08 23:11:25,632 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:11:25,661 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:11:25,687 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_71b7801f-1aba-4ebe-b12b-662bae27a848/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.2.prop1-func-interl.c[1175,1188] [2024-11-08 23:11:25,896 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:11:25,919 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:11:25,920 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:25 WrapperNode [2024-11-08 23:11:25,920 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:11:25,921 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:11:25,921 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:11:25,921 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:11:25,932 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:25" (1/1) ... [2024-11-08 23:11:25,993 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:25" (1/1) ... [2024-11-08 23:11:26,166 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2091 [2024-11-08 23:11:26,166 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:11:26,167 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:11:26,167 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:11:26,168 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:11:26,180 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:25" (1/1) ... [2024-11-08 23:11:26,181 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:25" (1/1) ... [2024-11-08 23:11:26,198 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:25" (1/1) ... [2024-11-08 23:11:26,198 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:25" (1/1) ... [2024-11-08 23:11:26,247 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:25" (1/1) ... [2024-11-08 23:11:26,261 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:25" (1/1) ... [2024-11-08 23:11:26,272 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:25" (1/1) ... [2024-11-08 23:11:26,283 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:25" (1/1) ... [2024-11-08 23:11:26,305 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:11:26,306 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:11:26,306 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:11:26,307 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:11:26,308 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:25" (1/1) ... [2024-11-08 23:11:26,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:11:26,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:11:26,352 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:11:26,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:11:26,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:11:26,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:11:26,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:11:26,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:11:26,949 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:11:26,953 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:11:30,388 INFO L? ?]: Removed 83 outVars from TransFormulas that were not future-live. [2024-11-08 23:11:30,389 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:11:30,554 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:11:30,554 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:11:30,555 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:11:30 BoogieIcfgContainer [2024-11-08 23:11:30,555 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:11:30,556 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:11:30,558 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:11:30,572 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:11:30,572 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:11:30" (1/1) ... [2024-11-08 23:11:30,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:11:30,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:30,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 23:11:30,671 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 23:11:30,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:11:30,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:30,677 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:11:30,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:11:30,681 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:11:30,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:11:31,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:31,624 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:11:31,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:31,833 INFO L255 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 23:11:31,846 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:11:31,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:11:31,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 23:11:32,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:32,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-08 23:11:32,372 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-08 23:11:32,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:11:32,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:32,374 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:11:32,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:11:32,378 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:11:32,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71b7801f-1aba-4ebe-b12b-662bae27a848/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:11:33,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:33,776 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:11:34,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:34,202 INFO L255 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-08 23:11:34,227 INFO L278 TraceCheckSpWp]: Computing forward predicates...