./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.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_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/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_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/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_3331cb15-0b23-4299-b40e-c149b0540e99/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 86420207978553f12291305f97119e41a0bbea7dcb598c19378d22b8b1c5ebcb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:20:41,325 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:20:41,439 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-25 03:20:41,445 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:20:41,445 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:20:41,471 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:20:41,472 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:20:41,472 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:20:41,472 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:20:41,473 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:20:41,473 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:20:41,473 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:20:41,473 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:20:41,473 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:20:41,473 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:20:41,473 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:20:41,473 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:20:41,474 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:20:41,474 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:20:41,474 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:20:41,474 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:20:41,474 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:20:41,474 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:20:41,474 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:20:41,474 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:20:41,475 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:20:41,475 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:20:41,475 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:20:41,475 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:20:41,475 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:20:41,475 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_3331cb15-0b23-4299-b40e-c149b0540e99/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 -> 86420207978553f12291305f97119e41a0bbea7dcb598c19378d22b8b1c5ebcb [2024-11-25 03:20:41,873 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:20:41,888 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:20:41,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:20:41,893 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:20:41,896 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:20:41,897 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c [2024-11-25 03:20:44,929 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/data/46e337f32/7cde3db1fa994f159764cc31fdcd3cfe/FLAGa00653e30 [2024-11-25 03:20:45,419 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:20:45,420 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c [2024-11-25 03:20:45,440 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/data/46e337f32/7cde3db1fa994f159764cc31fdcd3cfe/FLAGa00653e30 [2024-11-25 03:20:45,464 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/data/46e337f32/7cde3db1fa994f159764cc31fdcd3cfe [2024-11-25 03:20:45,468 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:20:45,473 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:20:45,474 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:20:45,474 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:20:45,481 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:20:45,482 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:20:45" (1/1) ... [2024-11-25 03:20:45,483 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b18bb40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:20:45, skipping insertion in model container [2024-11-25 03:20:45,483 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:20:45" (1/1) ... [2024-11-25 03:20:45,569 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:20:45,857 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_3331cb15-0b23-4299-b40e-c149b0540e99/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c[1244,1257] [2024-11-25 03:20:46,541 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:20:46,558 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:20:46,569 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_3331cb15-0b23-4299-b40e-c149b0540e99/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c[1244,1257] [2024-11-25 03:20:46,867 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:20:46,885 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:20:46,885 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:20:46 WrapperNode [2024-11-25 03:20:46,886 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:20:46,887 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:20:46,887 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:20:46,887 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:20:46,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:20:46" (1/1) ... [2024-11-25 03:20:47,039 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:20:46" (1/1) ... [2024-11-25 03:20:47,943 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 6646 [2024-11-25 03:20:47,944 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:20:47,945 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:20:47,945 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:20:47,945 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:20:47,954 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:20:46" (1/1) ... [2024-11-25 03:20:47,955 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:20:46" (1/1) ... [2024-11-25 03:20:48,168 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:20:46" (1/1) ... [2024-11-25 03:20:48,168 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:20:46" (1/1) ... [2024-11-25 03:20:48,425 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:20:46" (1/1) ... [2024-11-25 03:20:48,500 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:20:46" (1/1) ... [2024-11-25 03:20:48,555 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:20:46" (1/1) ... [2024-11-25 03:20:48,624 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:20:46" (1/1) ... [2024-11-25 03:20:48,662 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:20:46" (1/1) ... [2024-11-25 03:20:48,806 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:20:48,807 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:20:48,810 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:20:48,811 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:20:48,812 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:20:46" (1/1) ... [2024-11-25 03:20:48,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:20:48,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:20:48,898 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:20:48,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:20:48,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:20:48,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:20:48,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:20:48,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:20:49,470 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:20:49,474 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:21:00,756 INFO L? ?]: Removed 3724 outVars from TransFormulas that were not future-live. [2024-11-25 03:21:00,756 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:21:12,537 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:21:12,537 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 03:21:12,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:21:12 BoogieIcfgContainer [2024-11-25 03:21:12,538 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:21:12,539 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:21:12,539 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:21:12,550 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:21:12,550 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:21:12" (1/1) ... [2024-11-25 03:21:12,559 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:21:12,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:21:12,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 03:21:12,618 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 03:21:12,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 03:21:12,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:21:12,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:21:55,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:21:55,624 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:22:34,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:22:45,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:22:45,759 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 03:22:45,766 INFO L158 Benchmark]: Toolchain (without parser) took 120295.32ms. Allocated memory was 142.6MB in the beginning and 4.5GB in the end (delta: 4.4GB). Free memory was 114.7MB in the beginning and 2.3GB in the end (delta: -2.2GB). Peak memory consumption was 2.3GB. Max. memory is 16.1GB. [2024-11-25 03:22:45,766 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:22:45,767 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1412.00ms. Allocated memory is still 142.6MB. Free memory was 114.7MB in the beginning and 55.5MB in the end (delta: 59.2MB). Peak memory consumption was 76.1MB. Max. memory is 16.1GB. [2024-11-25 03:22:45,767 INFO L158 Benchmark]: Boogie Procedure Inliner took 1057.73ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 54.9MB in the beginning and 269.9MB in the end (delta: -215.0MB). Peak memory consumption was 122.6MB. Max. memory is 16.1GB. [2024-11-25 03:22:45,768 INFO L158 Benchmark]: Boogie Preprocessor took 860.95ms. Allocated memory was 427.8MB in the beginning and 1.2GB in the end (delta: 738.2MB). Free memory was 269.9MB in the beginning and 954.5MB in the end (delta: -684.6MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. [2024-11-25 03:22:45,769 INFO L158 Benchmark]: RCFGBuilder took 23730.42ms. Allocated memory was 1.2GB in the beginning and 4.5GB in the end (delta: 3.4GB). Free memory was 954.5MB in the beginning and 3.1GB in the end (delta: -2.2GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2024-11-25 03:22:45,769 INFO L158 Benchmark]: CodeCheck took 93225.51ms. Allocated memory is still 4.5GB. Free memory was 3.1GB in the beginning and 2.3GB in the end (delta: 858.5MB). Peak memory consumption was 868.2MB. Max. memory is 16.1GB. [2024-11-25 03:22:45,772 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 0.44ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1412.00ms. Allocated memory is still 142.6MB. Free memory was 114.7MB in the beginning and 55.5MB in the end (delta: 59.2MB). Peak memory consumption was 76.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1057.73ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 54.9MB in the beginning and 269.9MB in the end (delta: -215.0MB). Peak memory consumption was 122.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 860.95ms. Allocated memory was 427.8MB in the beginning and 1.2GB in the end (delta: 738.2MB). Free memory was 269.9MB in the beginning and 954.5MB in the end (delta: -684.6MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. * RCFGBuilder took 23730.42ms. Allocated memory was 1.2GB in the beginning and 4.5GB in the end (delta: 3.4GB). Free memory was 954.5MB in the beginning and 3.1GB in the end (delta: -2.2GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. * CodeCheck took 93225.51ms. Allocated memory is still 4.5GB. Free memory was 3.1GB in the beginning and 2.3GB in the end (delta: 858.5MB). Peak memory consumption was 868.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 03:22:45,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/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_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/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_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/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_3331cb15-0b23-4299-b40e-c149b0540e99/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 86420207978553f12291305f97119e41a0bbea7dcb598c19378d22b8b1c5ebcb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:22:48,843 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:22:49,000 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-25 03:22:49,032 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:22:49,033 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:22:49,033 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:22:49,034 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:22:49,034 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:22:49,034 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:22:49,034 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:22:49,034 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:22:49,035 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:22:49,035 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:22:49,035 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:22:49,035 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 03:22:49,035 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 03:22:49,035 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 03:22:49,036 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:22:49,036 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:22:49,036 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:22:49,036 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:22:49,036 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:22:49,036 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:22:49,037 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:22:49,037 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 03:22:49,037 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:22:49,037 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:22:49,037 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:22:49,037 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:22:49,038 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:22:49,038 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 03:22:49,038 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:22:49,038 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 03:22:49,038 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_3331cb15-0b23-4299-b40e-c149b0540e99/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 -> 86420207978553f12291305f97119e41a0bbea7dcb598c19378d22b8b1c5ebcb [2024-11-25 03:22:49,357 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:22:49,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:22:49,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:22:49,375 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:22:49,375 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:22:49,380 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c [2024-11-25 03:22:52,489 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/data/131c034d1/cc5efa7c5be04fcd95cf950e21d97183/FLAGea73b7ac0 [2024-11-25 03:22:53,118 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:22:53,118 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c [2024-11-25 03:22:53,153 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/data/131c034d1/cc5efa7c5be04fcd95cf950e21d97183/FLAGea73b7ac0 [2024-11-25 03:22:53,181 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/data/131c034d1/cc5efa7c5be04fcd95cf950e21d97183 [2024-11-25 03:22:53,186 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:22:53,190 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:22:53,192 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:22:53,192 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:22:53,199 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:22:53,200 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:22:53" (1/1) ... [2024-11-25 03:22:53,203 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fe7602c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:22:53, skipping insertion in model container [2024-11-25 03:22:53,203 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:22:53" (1/1) ... [2024-11-25 03:22:53,316 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:22:53,593 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_3331cb15-0b23-4299-b40e-c149b0540e99/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c[1244,1257] [2024-11-25 03:22:54,136 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:22:54,148 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:22:54,157 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_3331cb15-0b23-4299-b40e-c149b0540e99/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c[1244,1257] [2024-11-25 03:22:54,353 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:22:54,374 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:22:54,374 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:22:54 WrapperNode [2024-11-25 03:22:54,375 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:22:54,375 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:22:54,376 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:22:54,376 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:22:54,384 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:22:54" (1/1) ... [2024-11-25 03:22:54,430 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:22:54" (1/1) ... [2024-11-25 03:22:54,620 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2416 [2024-11-25 03:22:54,622 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:22:54,622 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:22:54,622 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:22:54,622 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:22:54,630 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:22:54" (1/1) ... [2024-11-25 03:22:54,631 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:22:54" (1/1) ... [2024-11-25 03:22:54,658 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:22:54" (1/1) ... [2024-11-25 03:22:54,659 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:22:54" (1/1) ... [2024-11-25 03:22:54,757 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:22:54" (1/1) ... [2024-11-25 03:22:54,765 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:22:54" (1/1) ... [2024-11-25 03:22:54,778 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:22:54" (1/1) ... [2024-11-25 03:22:54,793 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:22:54" (1/1) ... [2024-11-25 03:22:54,809 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:22:54" (1/1) ... [2024-11-25 03:22:54,840 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:22:54,841 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:22:54,841 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:22:54,841 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:22:54,842 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:22:54" (1/1) ... [2024-11-25 03:22:54,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:22:54,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:22:54,883 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:22:54,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:22:54,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:22:54,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 03:22:54,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:22:54,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:22:55,448 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:22:55,450 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:23:02,375 INFO L? ?]: Removed 1544 outVars from TransFormulas that were not future-live. [2024-11-25 03:23:02,376 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:23:02,463 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:23:02,463 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 03:23:02,464 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:23:02 BoogieIcfgContainer [2024-11-25 03:23:02,464 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:23:02,464 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:23:02,464 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:23:02,474 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:23:02,475 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:23:02" (1/1) ... [2024-11-25 03:23:02,482 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:23:02,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:23:02,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 03:23:02,533 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 03:23:02,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 03:23:02,535 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:23:02,536 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:23:02,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:23:02,539 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:23:02,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 03:23:04,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:23:04,692 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:23:05,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:23:05,496 INFO L256 TraceCheckSpWp]: Trace formula consists of 1617 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-25 03:23:05,509 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:23:05,673 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 03:23:05,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 03:23:07,378 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 [] [2024-11-25 03:23:08,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:23:08,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-25 03:23:08,191 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-25 03:23:08,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 03:23:08,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:23:08,192 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:23:08,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:23:08,197 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:23:08,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 03:23:18,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:23:18,833 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:23:21,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:23:21,789 INFO L256 TraceCheckSpWp]: Trace formula consists of 3148 conjuncts, 155 conjuncts are in the unsatisfiable core [2024-11-25 03:23:21,825 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:23:25,162 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 03:23:25,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-25 03:23:28,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:23:30,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:23:30,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-25 03:23:30,468 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-25 03:23:30,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 03:23:30,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:23:30,471 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:23:30,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:23:30,476 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:23:30,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3331cb15-0b23-4299-b40e-c149b0540e99/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 03:23:55,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:23:55,413 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:23:59,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:24:00,052 INFO L256 TraceCheckSpWp]: Trace formula consists of 4679 conjuncts, 215 conjuncts are in the unsatisfiable core [2024-11-25 03:24:00,094 INFO L279 TraceCheckSpWp]: Computing forward predicates...