./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p8.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_91fbab4f-3650-4698-8dd8-8ba1e99a4846/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/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_91fbab4f-3650-4698-8dd8-8ba1e99a4846/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p8.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/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_91fbab4f-3650-4698-8dd8-8ba1e99a4846/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 f3404e2fbc7a20869c435d02f711b49b9954190b9e76f3a225c068832cc39dae --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:48:41,182 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:48:41,306 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-09 00:48:41,316 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:48:41,317 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:48:41,348 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:48:41,350 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:48:41,350 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:48:41,351 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:48:41,352 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:48:41,352 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:48:41,353 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:48:41,354 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:48:41,354 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:48:41,355 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:48:41,355 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:48:41,356 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:48:41,356 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:48:41,357 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:48:41,358 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:48:41,358 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:48:41,359 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:48:41,360 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:48:41,360 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:48:41,361 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:48:41,362 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:48:41,362 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:48:41,363 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:48:41,363 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:48:41,364 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:48:41,364 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_91fbab4f-3650-4698-8dd8-8ba1e99a4846/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3404e2fbc7a20869c435d02f711b49b9954190b9e76f3a225c068832cc39dae [2024-11-09 00:48:41,785 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:48:41,827 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:48:41,830 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:48:41,834 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:48:41,835 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:48:41,836 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p8.c Unable to find full path for "g++" [2024-11-09 00:48:44,488 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:48:44,905 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:48:44,907 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p8.c [2024-11-09 00:48:44,946 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/bin/ukojak-verify-ImItNfHLgk/data/d7526ed66/eb70f7b8c5b243b1a02325390991ebf2/FLAG07b490abd [2024-11-09 00:48:45,079 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/bin/ukojak-verify-ImItNfHLgk/data/d7526ed66/eb70f7b8c5b243b1a02325390991ebf2 [2024-11-09 00:48:45,083 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:48:45,085 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:48:45,091 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:48:45,092 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:48:45,101 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:48:45,105 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:48:45" (1/1) ... [2024-11-09 00:48:45,106 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@662d7ad3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:45, skipping insertion in model container [2024-11-09 00:48:45,106 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:48:45" (1/1) ... [2024-11-09 00:48:45,213 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:48:45,574 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_91fbab4f-3650-4698-8dd8-8ba1e99a4846/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p8.c[1260,1273] [2024-11-09 00:48:46,263 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:48:46,280 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:48:46,297 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_91fbab4f-3650-4698-8dd8-8ba1e99a4846/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p8.c[1260,1273] [2024-11-09 00:48:46,655 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:48:46,672 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:48:46,673 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:46 WrapperNode [2024-11-09 00:48:46,674 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:48:46,675 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:48:46,675 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:48:46,675 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:48:46,683 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:46" (1/1) ... [2024-11-09 00:48:46,769 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:46" (1/1) ... [2024-11-09 00:48:47,431 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4537 [2024-11-09 00:48:47,432 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:48:47,433 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:48:47,433 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:48:47,433 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:48:47,447 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:46" (1/1) ... [2024-11-09 00:48:47,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:46" (1/1) ... [2024-11-09 00:48:47,679 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:46" (1/1) ... [2024-11-09 00:48:47,679 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:46" (1/1) ... [2024-11-09 00:48:47,901 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:46" (1/1) ... [2024-11-09 00:48:47,975 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:46" (1/1) ... [2024-11-09 00:48:48,031 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:46" (1/1) ... [2024-11-09 00:48:48,068 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:46" (1/1) ... [2024-11-09 00:48:48,133 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:48:48,134 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:48:48,134 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:48:48,135 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:48:48,135 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:48:46" (1/1) ... [2024-11-09 00:48:48,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:48:48,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:48:48,203 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:48:48,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:48:48,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:48:48,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:48:48,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:48:48,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:48:48,864 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:48:48,866 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:48:54,786 INFO L? ?]: Removed 2696 outVars from TransFormulas that were not future-live. [2024-11-09 00:48:54,786 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:49:04,021 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:49:04,021 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:49:04,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:49:04 BoogieIcfgContainer [2024-11-09 00:49:04,022 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:49:04,023 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:49:04,023 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:49:04,034 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:49:04,035 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:49:04" (1/1) ... [2024-11-09 00:49:04,045 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:49:04,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:49:04,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-09 00:49:04,108 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-09 00:49:04,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:49:04,110 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:49:04,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:49:04,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:49:08,212 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 00:49:18,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:49:28,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:49:29,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:49:29,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-09 00:49:29,046 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-09 00:49:29,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:49:29,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:49:29,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:50:12,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:50:12,747 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:51:16,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:51:27,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:51:27,235 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 00:51:27,240 INFO L158 Benchmark]: Toolchain (without parser) took 162154.62ms. Allocated memory was 163.6MB in the beginning and 7.5GB in the end (delta: 7.3GB). Free memory was 107.0MB in the beginning and 6.5GB in the end (delta: -6.4GB). Peak memory consumption was 916.6MB. Max. memory is 16.1GB. [2024-11-09 00:51:27,241 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 121.6MB. Free memory was 95.3MB in the beginning and 95.1MB in the end (delta: 136.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:51:27,241 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1582.64ms. Allocated memory is still 163.6MB. Free memory was 106.8MB in the beginning and 108.5MB in the end (delta: -1.7MB). Peak memory consumption was 59.5MB. Max. memory is 16.1GB. [2024-11-09 00:51:27,243 INFO L158 Benchmark]: Boogie Procedure Inliner took 757.43ms. Allocated memory was 163.6MB in the beginning and 243.3MB in the end (delta: 79.7MB). Free memory was 108.5MB in the beginning and 109.6MB in the end (delta: -1.1MB). Peak memory consumption was 84.5MB. Max. memory is 16.1GB. [2024-11-09 00:51:27,243 INFO L158 Benchmark]: Boogie Preprocessor took 700.50ms. Allocated memory is still 243.3MB. Free memory was 109.6MB in the beginning and 93.5MB in the end (delta: 16.0MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2024-11-09 00:51:27,244 INFO L158 Benchmark]: RCFGBuilder took 15888.11ms. Allocated memory was 243.3MB in the beginning and 4.7GB in the end (delta: 4.5GB). Free memory was 93.5MB in the beginning and 4.5GB in the end (delta: -4.4GB). Peak memory consumption was 482.0MB. Max. memory is 16.1GB. [2024-11-09 00:51:27,245 INFO L158 Benchmark]: CodeCheck took 143215.51ms. Allocated memory was 4.7GB in the beginning and 7.5GB in the end (delta: 2.7GB). Free memory was 4.5GB in the beginning and 6.5GB in the end (delta: -2.0GB). Peak memory consumption was 675.1MB. Max. memory is 16.1GB. [2024-11-09 00:51:27,250 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 0.46ms. Allocated memory is still 121.6MB. Free memory was 95.3MB in the beginning and 95.1MB in the end (delta: 136.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1582.64ms. Allocated memory is still 163.6MB. Free memory was 106.8MB in the beginning and 108.5MB in the end (delta: -1.7MB). Peak memory consumption was 59.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 757.43ms. Allocated memory was 163.6MB in the beginning and 243.3MB in the end (delta: 79.7MB). Free memory was 108.5MB in the beginning and 109.6MB in the end (delta: -1.1MB). Peak memory consumption was 84.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 700.50ms. Allocated memory is still 243.3MB. Free memory was 109.6MB in the beginning and 93.5MB in the end (delta: 16.0MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. * RCFGBuilder took 15888.11ms. Allocated memory was 243.3MB in the beginning and 4.7GB in the end (delta: 4.5GB). Free memory was 93.5MB in the beginning and 4.5GB in the end (delta: -4.4GB). Peak memory consumption was 482.0MB. Max. memory is 16.1GB. * CodeCheck took 143215.51ms. Allocated memory was 4.7GB in the beginning and 7.5GB in the end (delta: 2.7GB). Free memory was 4.5GB in the beginning and 6.5GB in the end (delta: -2.0GB). Peak memory consumption was 675.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:51:27,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/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_91fbab4f-3650-4698-8dd8-8ba1e99a4846/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p8.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/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_91fbab4f-3650-4698-8dd8-8ba1e99a4846/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 f3404e2fbc7a20869c435d02f711b49b9954190b9e76f3a225c068832cc39dae --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:51:30,656 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:51:30,780 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-09 00:51:30,857 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:51:30,858 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:51:30,860 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:51:30,861 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:51:30,861 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:51:30,862 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:51:30,864 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:51:30,866 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:51:30,867 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:51:30,867 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:51:30,868 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:51:30,868 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:51:30,868 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:51:30,869 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:51:30,869 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:51:30,870 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:51:30,870 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:51:30,870 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:51:30,875 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:51:30,875 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:51:30,876 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:30,876 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:51:30,876 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:51:30,877 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:51:30,877 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:51:30,878 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:51:30,878 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:51:30,878 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:51:30,881 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:30,882 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:51:30,882 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_91fbab4f-3650-4698-8dd8-8ba1e99a4846/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3404e2fbc7a20869c435d02f711b49b9954190b9e76f3a225c068832cc39dae [2024-11-09 00:51:31,371 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:51:31,399 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:51:31,403 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:51:31,405 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:51:31,406 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:51:31,408 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p8.c Unable to find full path for "g++" [2024-11-09 00:51:33,867 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:51:34,386 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:51:34,387 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p8.c [2024-11-09 00:51:34,411 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/bin/ukojak-verify-ImItNfHLgk/data/069555d50/ab6a771bb01e4aa091c7f875f8bb8f36/FLAG5b700b8ed [2024-11-09 00:51:34,433 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/bin/ukojak-verify-ImItNfHLgk/data/069555d50/ab6a771bb01e4aa091c7f875f8bb8f36 [2024-11-09 00:51:34,435 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:51:34,437 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:51:34,438 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:51:34,439 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:51:34,445 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:51:34,446 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:51:34" (1/1) ... [2024-11-09 00:51:34,448 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55cabcbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:51:34, skipping insertion in model container [2024-11-09 00:51:34,448 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:51:34" (1/1) ... [2024-11-09 00:51:34,548 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:51:34,911 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_91fbab4f-3650-4698-8dd8-8ba1e99a4846/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p8.c[1260,1273] [2024-11-09 00:51:35,494 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:51:35,509 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:51:35,541 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_91fbab4f-3650-4698-8dd8-8ba1e99a4846/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsa16a_p8.c[1260,1273] [2024-11-09 00:51:35,777 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:51:35,803 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:51:35,804 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:51:35 WrapperNode [2024-11-09 00:51:35,805 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:51:35,806 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:51:35,806 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:51:35,807 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:51:35,818 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:51:35" (1/1) ... [2024-11-09 00:51:35,869 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:51:35" (1/1) ... [2024-11-09 00:51:36,027 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1839 [2024-11-09 00:51:36,028 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:51:36,030 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:51:36,030 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:51:36,030 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:51:36,043 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:51:35" (1/1) ... [2024-11-09 00:51:36,043 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:51:35" (1/1) ... [2024-11-09 00:51:36,076 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:51:35" (1/1) ... [2024-11-09 00:51:36,076 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:51:35" (1/1) ... [2024-11-09 00:51:36,196 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:51:35" (1/1) ... [2024-11-09 00:51:36,202 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:51:35" (1/1) ... [2024-11-09 00:51:36,212 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:51:35" (1/1) ... [2024-11-09 00:51:36,223 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:51:35" (1/1) ... [2024-11-09 00:51:36,256 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:51:36,257 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:51:36,258 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:51:36,258 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:51:36,259 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:51:35" (1/1) ... [2024-11-09 00:51:36,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:51:36,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:51:36,307 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:51:36,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:51:36,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:51:36,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:51:36,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:51:36,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:51:36,965 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:51:36,970 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:51:41,711 INFO L? ?]: Removed 97 outVars from TransFormulas that were not future-live. [2024-11-09 00:51:41,711 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:51:41,884 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:51:41,884 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:51:41,885 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:51:41 BoogieIcfgContainer [2024-11-09 00:51:41,885 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:51:41,886 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:51:41,887 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:51:41,902 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:51:41,902 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:51:41" (1/1) ... [2024-11-09 00:51:41,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:51:41,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:41,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-09 00:51:41,995 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-09 00:51:41,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:51:41,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:41,998 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:41,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:42,001 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:42,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:51:42,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:42,889 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:43,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:43,107 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-09 00:51:43,123 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:51:43,352 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 00:51:43,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:51:43,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:51:43,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-09 00:51:43,623 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-09 00:51:43,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:51:43,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:51:43,623 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:51:43,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:51:43,627 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:51:43,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fbab4f-3650-4698-8dd8-8ba1e99a4846/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:51:45,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:45,077 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:51:45,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:51:45,543 INFO L255 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-09 00:51:45,567 INFO L278 TraceCheckSpWp]: Computing forward predicates...