./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal170.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal170.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b --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 8f62a3e0677c70d210426790fdf60766b6151051d0c03b382b3201d652e5c47b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:08:07,753 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:08:07,808 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 23:08:07,813 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:08:07,813 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:08:07,833 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:08:07,833 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:08:07,834 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:08:07,834 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:08:07,834 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:08:07,834 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:08:07,834 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:08:07,834 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:08:07,834 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:08:07,835 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:08:07,835 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:08:07,835 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:08:07,835 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:08:07,835 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:08:07,835 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:08:07,835 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:08:07,835 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:08:07,835 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:08:07,835 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:08:07,835 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:08:07,836 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:08:07,836 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:08:07,836 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:08:07,836 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:08:07,836 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:08:07,836 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b 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 -> 8f62a3e0677c70d210426790fdf60766b6151051d0c03b382b3201d652e5c47b [2024-12-05 23:08:08,089 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:08:08,097 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:08:08,099 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:08:08,100 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:08:08,101 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:08:08,102 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal170.c [2024-12-05 23:08:10,733 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/data/c55c9cd8d/0d50de94516847cca1484fe3a7b7e31f/FLAGcd1ef0bb8 [2024-12-05 23:08:11,238 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:08:11,238 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal170.c [2024-12-05 23:08:11,281 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/data/c55c9cd8d/0d50de94516847cca1484fe3a7b7e31f/FLAGcd1ef0bb8 [2024-12-05 23:08:11,296 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/data/c55c9cd8d/0d50de94516847cca1484fe3a7b7e31f [2024-12-05 23:08:11,298 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:08:11,299 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:08:11,301 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:08:11,301 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:08:11,305 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:08:11,306 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:08:11" (1/1) ... [2024-12-05 23:08:11,306 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47addc77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:11, skipping insertion in model container [2024-12-05 23:08:11,307 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:08:11" (1/1) ... [2024-12-05 23:08:11,455 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:08:11,706 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_db1d49cb-5495-4321-b779-86a01b2a9d09/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal170.c[1246,1259] [2024-12-05 23:08:12,663 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:08:12,670 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:08:12,677 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_db1d49cb-5495-4321-b779-86a01b2a9d09/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal170.c[1246,1259] [2024-12-05 23:08:13,477 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:08:13,490 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:08:13,490 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:13 WrapperNode [2024-12-05 23:08:13,491 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:08:13,491 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:08:13,492 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:08:13,492 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:08:13,498 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:13" (1/1) ... [2024-12-05 23:08:13,692 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:13" (1/1) ... [2024-12-05 23:08:15,993 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 39643 [2024-12-05 23:08:15,993 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:08:15,994 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:08:15,994 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:08:15,994 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:08:15,999 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:13" (1/1) ... [2024-12-05 23:08:15,999 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:13" (1/1) ... [2024-12-05 23:08:16,937 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:13" (1/1) ... [2024-12-05 23:08:16,938 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:13" (1/1) ... [2024-12-05 23:08:17,390 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:13" (1/1) ... [2024-12-05 23:08:17,472 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:13" (1/1) ... [2024-12-05 23:08:17,572 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:13" (1/1) ... [2024-12-05 23:08:17,707 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:13" (1/1) ... [2024-12-05 23:08:17,788 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:13" (1/1) ... [2024-12-05 23:08:18,181 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:08:18,182 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:08:18,182 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:08:18,182 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:08:18,183 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:13" (1/1) ... [2024-12-05 23:08:18,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:08:18,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:08:18,214 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:08:18,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:08:18,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:08:18,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:08:18,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:08:18,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:08:19,832 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:08:19,834 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:09:52,734 INFO L? ?]: Removed 22018 outVars from TransFormulas that were not future-live. [2024-12-05 23:09:52,734 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:11:49,218 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:11:49,219 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 23:11:49,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:11:49 BoogieIcfgContainer [2024-12-05 23:11:49,220 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:11:49,222 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:11:49,222 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:11:49,247 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:11:49,247 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:11:49" (1/1) ... [2024-12-05 23:11:49,262 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:11:49,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:11:49,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 23:11:49,343 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 23:11:49,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 23:11:49,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:11:49,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:12:09,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:12:09,732 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 23:12:26,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:12:37,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:12:37,897 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) [2024-12-05 23:12:37,902 INFO L158 Benchmark]: Toolchain (without parser) took 266601.69ms. Allocated memory was 142.6MB in the beginning and 9.2GB in the end (delta: 9.1GB). Free memory was 97.1MB in the beginning and 2.6GB in the end (delta: -2.5GB). Peak memory consumption was 6.6GB. Max. memory is 16.1GB. [2024-12-05 23:12:37,903 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:12:37,904 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2190.34ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 96.9MB in the beginning and 200.6MB in the end (delta: -103.7MB). Peak memory consumption was 394.8MB. Max. memory is 16.1GB. [2024-12-05 23:12:37,905 INFO L158 Benchmark]: Boogie Procedure Inliner took 2501.95ms. Allocated memory was 427.8MB in the beginning and 2.2GB in the end (delta: 1.8GB). Free memory was 200.6MB in the beginning and 1.4GB in the end (delta: -1.2GB). Peak memory consumption was 627.2MB. Max. memory is 16.1GB. [2024-12-05 23:12:37,906 INFO L158 Benchmark]: Boogie Preprocessor took 2187.32ms. Allocated memory is still 2.2GB. Free memory was 1.4GB in the beginning and 1.1GB in the end (delta: 284.2MB). Peak memory consumption was 293.6MB. Max. memory is 16.1GB. [2024-12-05 23:12:37,907 INFO L158 Benchmark]: RCFGBuilder took 211037.65ms. Allocated memory was 2.2GB in the beginning and 9.2GB in the end (delta: 7.0GB). Free memory was 1.1GB in the beginning and 6.6GB in the end (delta: -5.5GB). Peak memory consumption was 5.8GB. Max. memory is 16.1GB. [2024-12-05 23:12:37,907 INFO L158 Benchmark]: CodeCheck took 48678.50ms. Allocated memory is still 9.2GB. Free memory was 6.6GB in the beginning and 2.6GB in the end (delta: 4.0GB). Peak memory consumption was 4.0GB. Max. memory is 16.1GB. [2024-12-05 23:12:37,912 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 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2190.34ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 96.9MB in the beginning and 200.6MB in the end (delta: -103.7MB). Peak memory consumption was 394.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 2501.95ms. Allocated memory was 427.8MB in the beginning and 2.2GB in the end (delta: 1.8GB). Free memory was 200.6MB in the beginning and 1.4GB in the end (delta: -1.2GB). Peak memory consumption was 627.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2187.32ms. Allocated memory is still 2.2GB. Free memory was 1.4GB in the beginning and 1.1GB in the end (delta: 284.2MB). Peak memory consumption was 293.6MB. Max. memory is 16.1GB. * RCFGBuilder took 211037.65ms. Allocated memory was 2.2GB in the beginning and 9.2GB in the end (delta: 7.0GB). Free memory was 1.1GB in the beginning and 6.6GB in the end (delta: -5.5GB). Peak memory consumption was 5.8GB. Max. memory is 16.1GB. * CodeCheck took 48678.50ms. Allocated memory is still 9.2GB. Free memory was 6.6GB in the beginning and 2.6GB in the end (delta: 4.0GB). Peak memory consumption was 4.0GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:12:37,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal170.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b --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 8f62a3e0677c70d210426790fdf60766b6151051d0c03b382b3201d652e5c47b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:12:40,437 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:12:40,525 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 23:12:40,551 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:12:40,552 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:12:40,552 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:12:40,552 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:12:40,552 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:12:40,552 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:12:40,552 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:12:40,553 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:12:40,553 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:12:40,553 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:12:40,553 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:12:40,553 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:12:40,553 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:12:40,553 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:12:40,553 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:12:40,553 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:12:40,553 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:12:40,553 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:12:40,554 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:12:40,554 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:12:40,554 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:12:40,554 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:12:40,554 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:12:40,554 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:12:40,554 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:12:40,554 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:12:40,554 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:12:40,554 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:12:40,555 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:12:40,555 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:12:40,555 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b 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 -> 8f62a3e0677c70d210426790fdf60766b6151051d0c03b382b3201d652e5c47b [2024-12-05 23:12:40,802 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:12:40,809 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:12:40,811 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:12:40,812 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:12:40,812 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:12:40,814 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal170.c [2024-12-05 23:12:43,524 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/data/5a58ec2b7/d123a95743c041c9bcef3e44cf9939b5/FLAG07b4a9225 [2024-12-05 23:12:44,005 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:12:44,006 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal170.c [2024-12-05 23:12:44,047 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/data/5a58ec2b7/d123a95743c041c9bcef3e44cf9939b5/FLAG07b4a9225 [2024-12-05 23:12:44,063 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/data/5a58ec2b7/d123a95743c041c9bcef3e44cf9939b5 [2024-12-05 23:12:44,065 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:12:44,067 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:12:44,068 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:12:44,068 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:12:44,073 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:12:44,074 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:12:44" (1/1) ... [2024-12-05 23:12:44,075 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a6e85c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:12:44, skipping insertion in model container [2024-12-05 23:12:44,075 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:12:44" (1/1) ... [2024-12-05 23:12:44,235 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:12:44,495 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_db1d49cb-5495-4321-b779-86a01b2a9d09/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal170.c[1246,1259] [2024-12-05 23:12:45,247 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:12:45,259 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:12:45,270 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_db1d49cb-5495-4321-b779-86a01b2a9d09/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal170.c[1246,1259] [2024-12-05 23:12:45,920 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:12:45,933 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:12:45,933 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:12:45 WrapperNode [2024-12-05 23:12:45,933 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:12:45,934 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:12:45,934 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:12:45,935 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:12:45,941 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:12:45" (1/1) ... [2024-12-05 23:12:46,028 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:12:45" (1/1) ... [2024-12-05 23:12:46,345 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 12723 [2024-12-05 23:12:46,345 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:12:46,346 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:12:46,346 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:12:46,346 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:12:46,353 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:12:45" (1/1) ... [2024-12-05 23:12:46,353 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:12:45" (1/1) ... [2024-12-05 23:12:46,418 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:12:45" (1/1) ... [2024-12-05 23:12:46,418 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:12:45" (1/1) ... [2024-12-05 23:12:46,633 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:12:45" (1/1) ... [2024-12-05 23:12:46,665 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:12:45" (1/1) ... [2024-12-05 23:12:46,678 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:12:45" (1/1) ... [2024-12-05 23:12:46,725 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:12:45" (1/1) ... [2024-12-05 23:12:46,751 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:12:45" (1/1) ... [2024-12-05 23:12:46,836 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:12:46,837 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:12:46,837 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:12:46,839 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:12:46,840 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:12:45" (1/1) ... [2024-12-05 23:12:46,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:12:46,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:12:46,885 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:12:46,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:12:46,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:12:46,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:12:46,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:12:46,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:12:48,456 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:12:48,458 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:14:06,839 INFO L? ?]: Removed 1325 outVars from TransFormulas that were not future-live. [2024-12-05 23:14:06,840 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:14:07,133 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:14:07,134 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 23:14:07,134 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:14:07 BoogieIcfgContainer [2024-12-05 23:14:07,134 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:14:07,135 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:14:07,135 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:14:07,146 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:14:07,146 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:14:07" (1/1) ... [2024-12-05 23:14:07,154 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:14:07,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:07,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 23:14:07,203 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 23:14:07,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 23:14:07,205 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:07,206 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:14:07,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:14:07,208 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:14:07,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 23:14:10,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:10,433 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:14:11,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:11,276 INFO L256 TraceCheckSpWp]: Trace formula consists of 1391 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-05 23:14:11,299 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:14:11,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:14:11,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 23:14:12,810 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 23:14:14,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:14,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-05 23:14:14,578 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-05 23:14:14,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:14:14,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:14,578 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:14:14,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:14:14,580 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:14:14,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 23:14:24,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:24,199 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:14:27,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:27,798 INFO L256 TraceCheckSpWp]: Trace formula consists of 2597 conjuncts, 434 conjuncts are in the unsatisfiable core [2024-12-05 23:14:27,864 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:14:41,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:14:41,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 23:14:44,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 23:14:47,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 23:14:56,731 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 23:15:02,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 23:15:04,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 23:15:06,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:06,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-12-05 23:15:06,472 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-12-05 23:15:06,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 23:15:06,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:06,474 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:15:06,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:15:06,476 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:15:06,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db1d49cb-5495-4321-b779-86a01b2a9d09/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 23:16:02,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:02,971 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:16:09,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:09,733 INFO L256 TraceCheckSpWp]: Trace formula consists of 3803 conjuncts, 516 conjuncts are in the unsatisfiable core [2024-12-05 23:16:09,819 INFO L279 TraceCheckSpWp]: Computing forward predicates...