./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 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_28bea801-3445-4db5-a4c8-249e27e2960b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/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_28bea801-3445-4db5-a4c8-249e27e2960b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/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_28bea801-3445-4db5-a4c8-249e27e2960b/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 de261829caaa0df1953271da2402cd35889e8a8421501d338dff768f617b7b50 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:17:55,489 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:17:55,603 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-09 00:17:55,609 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:17:55,611 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:17:55,648 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:17:55,651 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:17:55,652 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:17:55,653 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:17:55,655 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:17:55,656 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:17:55,657 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:17:55,657 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:17:55,658 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:17:55,658 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:17:55,659 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:17:55,659 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:17:55,660 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:17:55,660 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:17:55,660 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:17:55,661 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:17:55,662 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:17:55,662 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:17:55,663 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:17:55,663 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:17:55,664 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:17:55,664 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:17:55,665 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:17:55,665 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:17:55,666 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:17:55,666 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_28bea801-3445-4db5-a4c8-249e27e2960b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de261829caaa0df1953271da2402cd35889e8a8421501d338dff768f617b7b50 [2024-11-09 00:17:56,014 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:17:56,043 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:17:56,046 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:17:56,048 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:17:56,049 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:17:56,050 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c Unable to find full path for "g++" [2024-11-09 00:17:58,197 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:17:58,532 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:17:58,532 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c [2024-11-09 00:17:58,560 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/bin/ukojak-verify-ImItNfHLgk/data/2ccef8ff7/5b569f4e931e48079f4fd7ba6a84050e/FLAG81487ad13 [2024-11-09 00:17:58,588 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/bin/ukojak-verify-ImItNfHLgk/data/2ccef8ff7/5b569f4e931e48079f4fd7ba6a84050e [2024-11-09 00:17:58,591 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:17:58,593 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:17:58,595 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:17:58,595 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:17:58,601 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:17:58,602 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:17:58" (1/1) ... [2024-11-09 00:17:58,603 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61c3998a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:58, skipping insertion in model container [2024-11-09 00:17:58,603 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:17:58" (1/1) ... [2024-11-09 00:17:58,688 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:17:59,037 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_28bea801-3445-4db5-a4c8-249e27e2960b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c[1171,1184] [2024-11-09 00:17:59,581 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:17:59,591 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:17:59,604 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_28bea801-3445-4db5-a4c8-249e27e2960b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c[1171,1184] [2024-11-09 00:17:59,811 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:17:59,834 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:17:59,835 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:59 WrapperNode [2024-11-09 00:17:59,835 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:17:59,836 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:17:59,837 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:17:59,837 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:17:59,845 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:59" (1/1) ... [2024-11-09 00:17:59,911 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:59" (1/1) ... [2024-11-09 00:18:00,796 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4040 [2024-11-09 00:18:00,797 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:18:00,797 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:18:00,798 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:18:00,798 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:18:00,814 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:59" (1/1) ... [2024-11-09 00:18:00,815 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:59" (1/1) ... [2024-11-09 00:18:00,928 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:59" (1/1) ... [2024-11-09 00:18:00,929 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:59" (1/1) ... [2024-11-09 00:18:01,170 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:59" (1/1) ... [2024-11-09 00:18:01,202 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:59" (1/1) ... [2024-11-09 00:18:01,260 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:59" (1/1) ... [2024-11-09 00:18:01,331 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:59" (1/1) ... [2024-11-09 00:18:01,499 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:18:01,502 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:18:01,502 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:18:01,502 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:18:01,503 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:59" (1/1) ... [2024-11-09 00:18:01,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:18:01,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:18:01,578 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:18:01,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:18:01,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:18:01,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:18:01,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:18:01,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:18:02,323 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:18:02,326 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:18:08,376 INFO L? ?]: Removed 2527 outVars from TransFormulas that were not future-live. [2024-11-09 00:18:08,377 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:18:19,007 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:18:19,008 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:18:19,010 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:18:19 BoogieIcfgContainer [2024-11-09 00:18:19,010 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:18:19,011 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:18:19,012 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:18:19,025 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:18:19,026 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:18:19" (1/1) ... [2024-11-09 00:18:19,038 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:18:19,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:18:19,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-09 00:18:19,112 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-09 00:18:19,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:18:19,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:18:19,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:18:19,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:18:20,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:18:31,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:18:41,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:18:41,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:18:41,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-09 00:18:41,380 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-09 00:18:41,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:18:41,380 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:18:41,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:19:35,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:19:46,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:19:46,797 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) [2024-11-09 00:19:46,802 INFO L158 Benchmark]: Toolchain (without parser) took 108208.70ms. Allocated memory was 167.8MB in the beginning and 3.8GB in the end (delta: 3.6GB). Free memory was 129.8MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. [2024-11-09 00:19:46,802 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory is still 85.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:19:46,803 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1240.89ms. Allocated memory is still 167.8MB. Free memory was 129.8MB in the beginning and 76.9MB in the end (delta: 52.9MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2024-11-09 00:19:46,804 INFO L158 Benchmark]: Boogie Procedure Inliner took 960.53ms. Allocated memory was 167.8MB in the beginning and 232.8MB in the end (delta: 65.0MB). Free memory was 76.9MB in the beginning and 121.9MB in the end (delta: -45.0MB). Peak memory consumption was 84.8MB. Max. memory is 16.1GB. [2024-11-09 00:19:46,805 INFO L158 Benchmark]: Boogie Preprocessor took 701.23ms. Allocated memory is still 232.8MB. Free memory was 121.9MB in the beginning and 116.1MB in the end (delta: 5.8MB). Peak memory consumption was 67.0MB. Max. memory is 16.1GB. [2024-11-09 00:19:46,806 INFO L158 Benchmark]: RCFGBuilder took 17508.47ms. Allocated memory was 232.8MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 116.1MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 483.2MB. Max. memory is 16.1GB. [2024-11-09 00:19:46,807 INFO L158 Benchmark]: CodeCheck took 87789.32ms. Allocated memory was 1.8GB in the beginning and 3.8GB in the end (delta: 2.0GB). Free memory was 1.5GB in the beginning and 1.8GB in the end (delta: -231.5MB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. [2024-11-09 00:19:46,811 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 0.43ms. Allocated memory is still 117.4MB. Free memory is still 85.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1240.89ms. Allocated memory is still 167.8MB. Free memory was 129.8MB in the beginning and 76.9MB in the end (delta: 52.9MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 960.53ms. Allocated memory was 167.8MB in the beginning and 232.8MB in the end (delta: 65.0MB). Free memory was 76.9MB in the beginning and 121.9MB in the end (delta: -45.0MB). Peak memory consumption was 84.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 701.23ms. Allocated memory is still 232.8MB. Free memory was 121.9MB in the beginning and 116.1MB in the end (delta: 5.8MB). Peak memory consumption was 67.0MB. Max. memory is 16.1GB. * RCFGBuilder took 17508.47ms. Allocated memory was 232.8MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 116.1MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 483.2MB. Max. memory is 16.1GB. * CodeCheck took 87789.32ms. Allocated memory was 1.8GB in the beginning and 3.8GB in the end (delta: 2.0GB). Free memory was 1.5GB in the beginning and 1.8GB in the end (delta: -231.5MB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:19:47,028 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-09 00:19:47,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/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_28bea801-3445-4db5-a4c8-249e27e2960b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/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_28bea801-3445-4db5-a4c8-249e27e2960b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/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_28bea801-3445-4db5-a4c8-249e27e2960b/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 de261829caaa0df1953271da2402cd35889e8a8421501d338dff768f617b7b50 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:19:49,658 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:19:49,761 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-09 00:19:49,807 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:19:49,808 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:19:49,809 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:19:49,810 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:19:49,813 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:19:49,813 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:19:49,814 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:19:49,814 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:19:49,815 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:19:49,815 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:19:49,818 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:19:49,818 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:19:49,819 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:19:49,819 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:19:49,819 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:19:49,820 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:19:49,820 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:19:49,820 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:19:49,821 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:19:49,821 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:19:49,821 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:19:49,822 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:19:49,822 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:19:49,822 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:19:49,823 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:19:49,823 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:19:49,823 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:19:49,823 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:19:49,824 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:19:49,824 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:19:49,824 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_28bea801-3445-4db5-a4c8-249e27e2960b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de261829caaa0df1953271da2402cd35889e8a8421501d338dff768f617b7b50 [2024-11-09 00:19:50,237 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:19:50,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:19:50,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:19:50,277 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:19:50,277 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:19:50,279 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c Unable to find full path for "g++" [2024-11-09 00:19:52,304 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:19:52,817 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:19:52,820 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c [2024-11-09 00:19:52,844 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/bin/ukojak-verify-ImItNfHLgk/data/08db4c09f/ef3bcdc2f6014dbf965281d189542d4b/FLAG2c656e641 [2024-11-09 00:19:52,860 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/bin/ukojak-verify-ImItNfHLgk/data/08db4c09f/ef3bcdc2f6014dbf965281d189542d4b [2024-11-09 00:19:52,863 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:19:52,865 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:19:52,867 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:19:52,867 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:19:52,873 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:19:52,874 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:19:52" (1/1) ... [2024-11-09 00:19:52,876 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71dbe635 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:52, skipping insertion in model container [2024-11-09 00:19:52,876 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:19:52" (1/1) ... [2024-11-09 00:19:52,972 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:19:53,291 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_28bea801-3445-4db5-a4c8-249e27e2960b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c[1171,1184] [2024-11-09 00:19:53,791 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:19:53,806 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:19:53,819 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_28bea801-3445-4db5-a4c8-249e27e2960b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.3.prop1-func-interl.c[1171,1184] [2024-11-09 00:19:54,023 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:19:54,047 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:19:54,048 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:54 WrapperNode [2024-11-09 00:19:54,048 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:19:54,050 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:19:54,050 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:19:54,050 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:19:54,059 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:54" (1/1) ... [2024-11-09 00:19:54,098 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:54" (1/1) ... [2024-11-09 00:19:54,226 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1668 [2024-11-09 00:19:54,226 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:19:54,228 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:19:54,228 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:19:54,228 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:19:54,238 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:54" (1/1) ... [2024-11-09 00:19:54,239 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:54" (1/1) ... [2024-11-09 00:19:54,269 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:54" (1/1) ... [2024-11-09 00:19:54,269 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:54" (1/1) ... [2024-11-09 00:19:54,344 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:54" (1/1) ... [2024-11-09 00:19:54,349 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:54" (1/1) ... [2024-11-09 00:19:54,356 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:54" (1/1) ... [2024-11-09 00:19:54,363 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:54" (1/1) ... [2024-11-09 00:19:54,385 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:19:54,386 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:19:54,386 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:19:54,386 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:19:54,387 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:54" (1/1) ... [2024-11-09 00:19:54,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:19:54,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:19:54,429 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:19:54,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:19:54,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:19:54,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:19:54,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:19:54,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:19:54,885 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:19:54,888 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:19:58,768 INFO L? ?]: Removed 39 outVars from TransFormulas that were not future-live. [2024-11-09 00:19:58,768 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:19:58,881 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:19:58,881 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:19:58,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:19:58 BoogieIcfgContainer [2024-11-09 00:19:58,882 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:19:58,883 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:19:58,883 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:19:58,894 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:19:58,894 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:19:58" (1/1) ... [2024-11-09 00:19:58,905 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:19:58,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:58,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-09 00:19:58,971 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-09 00:19:58,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:19:58,975 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:58,976 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:19:58,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:19:58,980 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:19:58,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:19:59,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:59,580 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:19:59,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:59,721 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 00:19:59,732 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:19:59,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:19:59,849 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-09 00:20:00,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:20:00,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-09 00:20:00,163 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-09 00:20:00,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:20:00,164 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:20:00,164 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:20:00,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:20:00,168 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:20:00,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28bea801-3445-4db5-a4c8-249e27e2960b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:20:01,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:20:01,347 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:20:01,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:20:01,805 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-09 00:20:01,822 INFO L278 TraceCheckSpWp]: Computing forward predicates...