./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal15.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_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal15.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f0708a1011fb57aae5c51e8da3bb7101c11927d57eb2019fb478aeda867b040e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:16:06,225 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:16:06,328 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-25 05:16:06,334 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 05:16:06,334 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 05:16:06,359 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:16:06,360 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:16:06,360 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:16:06,361 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:16:06,361 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:16:06,361 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:16:06,361 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:16:06,362 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 05:16:06,362 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:16:06,362 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:16:06,362 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:16:06,362 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:16:06,362 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:16:06,362 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:16:06,362 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:16:06,363 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:16:06,363 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:16:06,363 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:16:06,363 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:16:06,363 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:16:06,363 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:16:06,363 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:16:06,363 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:16:06,363 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 05:16:06,363 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 05:16:06,364 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_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0708a1011fb57aae5c51e8da3bb7101c11927d57eb2019fb478aeda867b040e [2024-11-25 05:16:06,719 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:16:06,734 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:16:06,736 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:16:06,738 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:16:06,739 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:16:06,740 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal15.c [2024-11-25 05:16:09,989 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/data/d4346c561/80f6f55875ed4d88bc12df713141cb9c/FLAG2f5899773 [2024-11-25 05:16:10,513 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:16:10,513 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal15.c [2024-11-25 05:16:10,542 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/data/d4346c561/80f6f55875ed4d88bc12df713141cb9c/FLAG2f5899773 [2024-11-25 05:16:10,566 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/data/d4346c561/80f6f55875ed4d88bc12df713141cb9c [2024-11-25 05:16:10,568 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:16:10,571 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:16:10,573 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:16:10,574 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:16:10,580 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:16:10,581 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:16:10" (1/1) ... [2024-11-25 05:16:10,584 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d70104b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:16:10, skipping insertion in model container [2024-11-25 05:16:10,584 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:16:10" (1/1) ... [2024-11-25 05:16:10,658 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:16:10,880 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_a95cc586-bf7f-4973-a053-66c5ef62401e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal15.c[1245,1258] [2024-11-25 05:16:11,355 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:16:11,368 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:16:11,383 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_a95cc586-bf7f-4973-a053-66c5ef62401e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal15.c[1245,1258] [2024-11-25 05:16:11,636 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:16:11,654 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:16:11,655 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:16:11 WrapperNode [2024-11-25 05:16:11,655 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:16:11,656 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:16:11,657 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:16:11,657 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:16:11,668 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:16:11" (1/1) ... [2024-11-25 05:16:11,729 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:16:11" (1/1) ... [2024-11-25 05:16:12,280 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3715 [2024-11-25 05:16:12,281 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:16:12,281 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:16:12,281 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:16:12,282 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:16:12,291 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:16:11" (1/1) ... [2024-11-25 05:16:12,292 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:16:11" (1/1) ... [2024-11-25 05:16:12,442 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:16:11" (1/1) ... [2024-11-25 05:16:12,443 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:16:11" (1/1) ... [2024-11-25 05:16:12,608 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:16:11" (1/1) ... [2024-11-25 05:16:12,653 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:16:11" (1/1) ... [2024-11-25 05:16:12,748 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:16:11" (1/1) ... [2024-11-25 05:16:12,779 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:16:11" (1/1) ... [2024-11-25 05:16:12,804 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:16:11" (1/1) ... [2024-11-25 05:16:12,901 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:16:12,905 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:16:12,906 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:16:12,906 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:16:12,907 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:16:11" (1/1) ... [2024-11-25 05:16:12,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:16:12,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:16:12,949 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:16:12,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:16:12,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:16:12,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 05:16:12,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:16:12,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:16:13,570 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:16:13,573 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:16:20,308 INFO L? ?]: Removed 2072 outVars from TransFormulas that were not future-live. [2024-11-25 05:16:20,308 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:16:26,332 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:16:26,333 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 05:16:26,333 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:16:26 BoogieIcfgContainer [2024-11-25 05:16:26,333 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:16:26,334 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:16:26,334 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:16:26,346 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:16:26,347 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:16:26" (1/1) ... [2024-11-25 05:16:26,358 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:16:26,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:16:26,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 05:16:26,427 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 05:16:26,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 05:16:26,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:16:26,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:16:45,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:16:45,351 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 05:16:55,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:17:06,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:17:06,198 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) [2024-11-25 05:17:06,206 INFO L158 Benchmark]: Toolchain (without parser) took 55635.92ms. Allocated memory was 142.6MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 98.2MB in the beginning and 443.5MB in the end (delta: -345.2MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-11-25 05:17:06,210 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 167.8MB. Free memory is still 103.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:17:06,211 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1082.50ms. Allocated memory is still 142.6MB. Free memory was 97.9MB in the beginning and 34.7MB in the end (delta: 63.2MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-11-25 05:17:06,211 INFO L158 Benchmark]: Boogie Procedure Inliner took 624.27ms. Allocated memory was 142.6MB in the beginning and 159.4MB in the end (delta: 16.8MB). Free memory was 34.7MB in the beginning and 56.5MB in the end (delta: -21.8MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-11-25 05:17:06,212 INFO L158 Benchmark]: Boogie Preprocessor took 620.64ms. Allocated memory was 159.4MB in the beginning and 478.2MB in the end (delta: 318.8MB). Free memory was 56.5MB in the beginning and 369.1MB in the end (delta: -312.6MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. [2024-11-25 05:17:06,212 INFO L158 Benchmark]: RCFGBuilder took 13427.94ms. Allocated memory was 478.2MB in the beginning and 956.3MB in the end (delta: 478.2MB). Free memory was 368.8MB in the beginning and 555.2MB in the end (delta: -186.4MB). Peak memory consumption was 644.4MB. Max. memory is 16.1GB. [2024-11-25 05:17:06,213 INFO L158 Benchmark]: CodeCheck took 39870.82ms. Allocated memory was 956.3MB in the beginning and 1.6GB in the end (delta: 637.5MB). Free memory was 555.2MB in the beginning and 443.5MB in the end (delta: 111.7MB). Peak memory consumption was 751.2MB. Max. memory is 16.1GB. [2024-11-25 05:17:06,215 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 167.8MB. Free memory is still 103.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1082.50ms. Allocated memory is still 142.6MB. Free memory was 97.9MB in the beginning and 34.7MB in the end (delta: 63.2MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 624.27ms. Allocated memory was 142.6MB in the beginning and 159.4MB in the end (delta: 16.8MB). Free memory was 34.7MB in the beginning and 56.5MB in the end (delta: -21.8MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 620.64ms. Allocated memory was 159.4MB in the beginning and 478.2MB in the end (delta: 318.8MB). Free memory was 56.5MB in the beginning and 369.1MB in the end (delta: -312.6MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. * RCFGBuilder took 13427.94ms. Allocated memory was 478.2MB in the beginning and 956.3MB in the end (delta: 478.2MB). Free memory was 368.8MB in the beginning and 555.2MB in the end (delta: -186.4MB). Peak memory consumption was 644.4MB. Max. memory is 16.1GB. * CodeCheck took 39870.82ms. Allocated memory was 956.3MB in the beginning and 1.6GB in the end (delta: 637.5MB). Free memory was 555.2MB in the beginning and 443.5MB in the end (delta: 111.7MB). Peak memory consumption was 751.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 05:17:06,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal15.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f0708a1011fb57aae5c51e8da3bb7101c11927d57eb2019fb478aeda867b040e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:17:08,876 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:17:08,962 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-25 05:17:09,030 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:17:09,032 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:17:09,032 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:17:09,033 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:17:09,033 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:17:09,033 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:17:09,034 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:17:09,034 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:17:09,034 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:17:09,035 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:17:09,035 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:17:09,035 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 05:17:09,035 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 05:17:09,035 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 05:17:09,036 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:17:09,036 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:17:09,036 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:17:09,036 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:17:09,036 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:17:09,036 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:17:09,037 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:17:09,037 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 05:17:09,037 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:17:09,037 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:17:09,038 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:17:09,038 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:17:09,038 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:17:09,038 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 05:17:09,038 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:17:09,039 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 05:17:09,039 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_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0708a1011fb57aae5c51e8da3bb7101c11927d57eb2019fb478aeda867b040e [2024-11-25 05:17:09,380 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:17:09,389 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:17:09,391 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:17:09,393 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:17:09,393 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:17:09,394 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal15.c [2024-11-25 05:17:12,515 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/data/c0cc2643e/9ca2aa4bc91543c094c38fe470d8092f/FLAG743565513 [2024-11-25 05:17:12,843 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:17:12,844 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal15.c [2024-11-25 05:17:12,873 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/data/c0cc2643e/9ca2aa4bc91543c094c38fe470d8092f/FLAG743565513 [2024-11-25 05:17:12,895 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/data/c0cc2643e/9ca2aa4bc91543c094c38fe470d8092f [2024-11-25 05:17:12,897 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:17:12,901 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:17:12,902 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:17:12,902 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:17:12,907 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:17:12,908 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:17:12" (1/1) ... [2024-11-25 05:17:12,913 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e71fa9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:17:12, skipping insertion in model container [2024-11-25 05:17:12,913 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:17:12" (1/1) ... [2024-11-25 05:17:12,978 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:17:13,206 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_a95cc586-bf7f-4973-a053-66c5ef62401e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal15.c[1245,1258] [2024-11-25 05:17:13,587 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:17:13,598 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:17:13,620 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_a95cc586-bf7f-4973-a053-66c5ef62401e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal15.c[1245,1258] [2024-11-25 05:17:13,827 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:17:13,840 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:17:13,841 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:17:13 WrapperNode [2024-11-25 05:17:13,841 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:17:13,842 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:17:13,842 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:17:13,842 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:17:13,853 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:17:13" (1/1) ... [2024-11-25 05:17:13,907 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:17:13" (1/1) ... [2024-11-25 05:17:14,061 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1533 [2024-11-25 05:17:14,062 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:17:14,063 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:17:14,063 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:17:14,063 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:17:14,070 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:17:13" (1/1) ... [2024-11-25 05:17:14,071 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:17:13" (1/1) ... [2024-11-25 05:17:14,085 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:17:13" (1/1) ... [2024-11-25 05:17:14,086 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:17:13" (1/1) ... [2024-11-25 05:17:14,144 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:17:13" (1/1) ... [2024-11-25 05:17:14,150 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:17:13" (1/1) ... [2024-11-25 05:17:14,161 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:17:13" (1/1) ... [2024-11-25 05:17:14,166 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:17:13" (1/1) ... [2024-11-25 05:17:14,179 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:17:13" (1/1) ... [2024-11-25 05:17:14,201 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:17:14,205 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:17:14,205 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:17:14,205 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:17:14,206 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:17:13" (1/1) ... [2024-11-25 05:17:14,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:17:14,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:17:14,246 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:17:14,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:17:14,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:17:14,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 05:17:14,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:17:14,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:17:14,739 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:17:14,742 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:17:17,210 INFO L? ?]: Removed 939 outVars from TransFormulas that were not future-live. [2024-11-25 05:17:17,210 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:17:17,283 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:17:17,283 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 05:17:17,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:17:17 BoogieIcfgContainer [2024-11-25 05:17:17,284 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:17:17,284 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:17:17,285 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:17:17,294 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:17:17,294 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:17:17" (1/1) ... [2024-11-25 05:17:17,304 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:17:17,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:17:17,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 05:17:17,359 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 05:17:17,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 05:17:17,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:17:17,362 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:17:17,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:17:17,365 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:17:17,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 05:17:18,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:17:18,771 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:17:19,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:17:19,400 INFO L256 TraceCheckSpWp]: Trace formula consists of 1002 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-25 05:17:19,411 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:17:19,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:17:19,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 05:17:20,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:17:20,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-25 05:17:20,826 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-25 05:17:20,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 05:17:20,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:17:20,826 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:17:20,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:17:20,832 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:17:20,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 05:17:26,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:17:26,525 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:17:27,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:17:27,755 INFO L256 TraceCheckSpWp]: Trace formula consists of 1924 conjuncts, 156 conjuncts are in the unsatisfiable core [2024-11-25 05:17:27,782 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:17:30,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:17:30,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-25 05:17:33,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:17:33,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-25 05:17:33,433 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-25 05:17:33,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 05:17:33,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:17:33,435 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:17:33,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:17:33,439 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:17:33,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a95cc586-bf7f-4973-a053-66c5ef62401e/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 05:17:56,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:17:56,927 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:17:59,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:17:59,401 INFO L256 TraceCheckSpWp]: Trace formula consists of 2846 conjuncts, 713 conjuncts are in the unsatisfiable core [2024-11-25 05:17:59,469 INFO L279 TraceCheckSpWp]: Computing forward predicates...