./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal26.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_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal26.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0c6bbc64efe7618459d561ffeb74d083d28225e32d0224841d795b73bd75652d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:11:41,416 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:11:41,473 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 06:11:41,477 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 06:11:41,477 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 06:11:41,496 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:11:41,497 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:11:41,497 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:11:41,498 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:11:41,498 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:11:41,498 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:11:41,498 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:11:41,498 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 06:11:41,498 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:11:41,498 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:11:41,498 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:11:41,498 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:11:41,499 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:11:41,499 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:11:41,499 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:11:41,499 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:11:41,499 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:11:41,499 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:11:41,499 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:11:41,499 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:11:41,499 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:11:41,499 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:11:41,499 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:11:41,500 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 06:11:41,500 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 06:11:41,500 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_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c6bbc64efe7618459d561ffeb74d083d28225e32d0224841d795b73bd75652d [2024-12-06 06:11:41,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:11:41,736 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:11:41,738 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:11:41,739 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:11:41,740 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:11:41,741 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal26.c [2024-12-06 06:11:44,390 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/data/07a04d17b/408bb719218a4cafa2e6bc51c979b621/FLAG3eaca3d5e [2024-12-06 06:11:44,820 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:11:44,820 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal26.c [2024-12-06 06:11:44,856 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/data/07a04d17b/408bb719218a4cafa2e6bc51c979b621/FLAG3eaca3d5e [2024-12-06 06:11:44,870 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/data/07a04d17b/408bb719218a4cafa2e6bc51c979b621 [2024-12-06 06:11:44,872 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:11:44,873 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:11:44,875 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:11:44,875 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:11:44,879 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:11:44,880 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:11:44" (1/1) ... [2024-12-06 06:11:44,881 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2884b336 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:11:44, skipping insertion in model container [2024-12-06 06:11:44,881 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:11:44" (1/1) ... [2024-12-06 06:11:45,020 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:11:45,272 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_e4a59013-1280-4e01-98de-e35c4891e264/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal26.c[1245,1258] [2024-12-06 06:11:46,255 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:11:46,265 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:11:46,275 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_e4a59013-1280-4e01-98de-e35c4891e264/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal26.c[1245,1258] [2024-12-06 06:11:46,934 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:11:46,945 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:11:46,945 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:11:46 WrapperNode [2024-12-06 06:11:46,945 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:11:46,946 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:11:46,946 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:11:46,946 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:11:46,952 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:11:46" (1/1) ... [2024-12-06 06:11:47,168 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:11:46" (1/1) ... [2024-12-06 06:11:49,349 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35436 [2024-12-06 06:11:49,350 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:11:49,350 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:11:49,351 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:11:49,351 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:11:49,356 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:11:46" (1/1) ... [2024-12-06 06:11:49,356 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:11:46" (1/1) ... [2024-12-06 06:11:49,914 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:11:46" (1/1) ... [2024-12-06 06:11:49,914 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:11:46" (1/1) ... [2024-12-06 06:11:50,695 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:11:46" (1/1) ... [2024-12-06 06:11:50,815 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:11:46" (1/1) ... [2024-12-06 06:11:50,918 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:11:46" (1/1) ... [2024-12-06 06:11:51,052 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:11:46" (1/1) ... [2024-12-06 06:11:51,146 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:11:46" (1/1) ... [2024-12-06 06:11:51,605 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:11:51,606 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:11:51,606 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:11:51,606 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:11:51,606 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:11:46" (1/1) ... [2024-12-06 06:11:51,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:11:51,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:11:51,634 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:11:51,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:11:51,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:11:51,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 06:11:51,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:11:51,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:11:53,141 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:11:53,142 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:12:53,939 INFO L? ?]: Removed 19323 outVars from TransFormulas that were not future-live. [2024-12-06 06:12:53,939 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:14:21,518 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:14:21,518 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 06:14:21,518 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:14:21 BoogieIcfgContainer [2024-12-06 06:14:21,518 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:14:21,520 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:14:21,520 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:14:21,533 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:14:21,534 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:14:21" (1/1) ... [2024-12-06 06:14:21,540 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:14:21,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:14:21,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 06:14:21,583 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 06:14:21,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 06:14:21,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:14:21,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:14:25,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:14:25,480 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 06:14:27,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:14:38,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:14:38,475 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 06:14:38,478 INFO L158 Benchmark]: Toolchain (without parser) took 173604.07ms. Allocated memory was 117.4MB in the beginning and 11.4GB in the end (delta: 11.3GB). Free memory was 74.3MB in the beginning and 9.4GB in the end (delta: -9.3GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. [2024-12-06 06:14:38,478 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:14:38,479 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2071.02ms. Allocated memory was 117.4MB in the beginning and 453.0MB in the end (delta: 335.5MB). Free memory was 74.1MB in the beginning and 166.7MB in the end (delta: -92.6MB). Peak memory consumption was 251.2MB. Max. memory is 16.1GB. [2024-12-06 06:14:38,480 INFO L158 Benchmark]: Boogie Procedure Inliner took 2403.49ms. Allocated memory was 453.0MB in the beginning and 1.1GB in the end (delta: 671.1MB). Free memory was 166.7MB in the beginning and 423.6MB in the end (delta: -256.9MB). Peak memory consumption was 661.0MB. Max. memory is 16.1GB. [2024-12-06 06:14:38,480 INFO L158 Benchmark]: Boogie Preprocessor took 2254.43ms. Allocated memory was 1.1GB in the beginning and 2.5GB in the end (delta: 1.4GB). Free memory was 423.6MB in the beginning and 1.6GB in the end (delta: -1.1GB). Peak memory consumption was 274.3MB. Max. memory is 16.1GB. [2024-12-06 06:14:38,481 INFO L158 Benchmark]: RCFGBuilder took 149912.79ms. Allocated memory was 2.5GB in the beginning and 10.2GB in the end (delta: 7.7GB). Free memory was 1.6GB in the beginning and 6.5GB in the end (delta: -5.0GB). Peak memory consumption was 5.0GB. Max. memory is 16.1GB. [2024-12-06 06:14:38,481 INFO L158 Benchmark]: CodeCheck took 16956.94ms. Allocated memory was 10.2GB in the beginning and 11.4GB in the end (delta: 1.2GB). Free memory was 6.5GB in the beginning and 9.4GB in the end (delta: -2.8GB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:14:38,485 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 0.29ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2071.02ms. Allocated memory was 117.4MB in the beginning and 453.0MB in the end (delta: 335.5MB). Free memory was 74.1MB in the beginning and 166.7MB in the end (delta: -92.6MB). Peak memory consumption was 251.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 2403.49ms. Allocated memory was 453.0MB in the beginning and 1.1GB in the end (delta: 671.1MB). Free memory was 166.7MB in the beginning and 423.6MB in the end (delta: -256.9MB). Peak memory consumption was 661.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2254.43ms. Allocated memory was 1.1GB in the beginning and 2.5GB in the end (delta: 1.4GB). Free memory was 423.6MB in the beginning and 1.6GB in the end (delta: -1.1GB). Peak memory consumption was 274.3MB. Max. memory is 16.1GB. * RCFGBuilder took 149912.79ms. Allocated memory was 2.5GB in the beginning and 10.2GB in the end (delta: 7.7GB). Free memory was 1.6GB in the beginning and 6.5GB in the end (delta: -5.0GB). Peak memory consumption was 5.0GB. Max. memory is 16.1GB. * CodeCheck took 16956.94ms. Allocated memory was 10.2GB in the beginning and 11.4GB in the end (delta: 1.2GB). Free memory was 6.5GB in the beginning and 9.4GB in the end (delta: -2.8GB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 06:14:38,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal26.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0c6bbc64efe7618459d561ffeb74d083d28225e32d0224841d795b73bd75652d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:14:40,890 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:14:40,968 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 06:14:40,993 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:14:40,994 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:14:40,994 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:14:40,994 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:14:40,994 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:14:40,994 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:14:40,994 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:14:40,995 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:14:40,995 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:14:40,995 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:14:40,995 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:14:40,995 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 06:14:40,995 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 06:14:40,995 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 06:14:40,995 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:14:40,995 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:14:40,995 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:14:40,996 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:14:40,996 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:14:40,996 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:14:40,996 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:14:40,996 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 06:14:40,996 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:14:40,996 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:14:40,997 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:14:40,997 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:14:40,997 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:14:40,997 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 06:14:40,997 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:14:40,997 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 06:14:40,997 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_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c6bbc64efe7618459d561ffeb74d083d28225e32d0224841d795b73bd75652d [2024-12-06 06:14:41,222 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:14:41,229 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:14:41,230 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:14:41,231 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:14:41,232 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:14:41,233 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal26.c [2024-12-06 06:14:43,890 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/data/282e98427/fd48fe740bb44e2a870738b240eec32c/FLAG78430de1c [2024-12-06 06:14:44,394 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:14:44,394 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal26.c [2024-12-06 06:14:44,431 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/data/282e98427/fd48fe740bb44e2a870738b240eec32c/FLAG78430de1c [2024-12-06 06:14:44,471 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/data/282e98427/fd48fe740bb44e2a870738b240eec32c [2024-12-06 06:14:44,473 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:14:44,475 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:14:44,476 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:14:44,476 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:14:44,481 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:14:44,482 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:14:44" (1/1) ... [2024-12-06 06:14:44,482 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ecc076a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:14:44, skipping insertion in model container [2024-12-06 06:14:44,483 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:14:44" (1/1) ... [2024-12-06 06:14:44,604 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:14:44,806 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_e4a59013-1280-4e01-98de-e35c4891e264/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal26.c[1245,1258] [2024-12-06 06:14:45,587 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:14:45,597 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:14:45,608 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_e4a59013-1280-4e01-98de-e35c4891e264/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal26.c[1245,1258] [2024-12-06 06:14:46,187 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:14:46,202 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:14:46,203 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:14:46 WrapperNode [2024-12-06 06:14:46,203 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:14:46,204 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:14:46,204 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:14:46,204 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:14:46,211 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:14:46" (1/1) ... [2024-12-06 06:14:46,296 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:14:46" (1/1) ... [2024-12-06 06:14:46,629 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 10878 [2024-12-06 06:14:46,629 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:14:46,630 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:14:46,630 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:14:46,630 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:14:46,637 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:14:46" (1/1) ... [2024-12-06 06:14:46,638 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:14:46" (1/1) ... [2024-12-06 06:14:46,691 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:14:46" (1/1) ... [2024-12-06 06:14:46,692 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:14:46" (1/1) ... [2024-12-06 06:14:46,854 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:14:46" (1/1) ... [2024-12-06 06:14:46,872 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:14:46" (1/1) ... [2024-12-06 06:14:46,882 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:14:46" (1/1) ... [2024-12-06 06:14:46,905 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:14:46" (1/1) ... [2024-12-06 06:14:46,922 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:14:46" (1/1) ... [2024-12-06 06:14:46,958 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:14:46,959 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:14:46,959 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:14:46,959 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:14:46,960 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:14:46" (1/1) ... [2024-12-06 06:14:46,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:14:46,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:14:46,983 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:14:46,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:14:47,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:14:47,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 06:14:47,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:14:47,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:14:48,243 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:14:48,245 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:15:33,309 INFO L? ?]: Removed 389 outVars from TransFormulas that were not future-live. [2024-12-06 06:15:33,309 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:15:33,547 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:15:33,547 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 06:15:33,547 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:15:33 BoogieIcfgContainer [2024-12-06 06:15:33,547 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:15:33,548 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:15:33,548 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:15:33,559 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:15:33,559 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:15:33" (1/1) ... [2024-12-06 06:15:33,567 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:15:33,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:15:33,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 06:15:33,615 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 06:15:33,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 06:15:33,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:15:33,617 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:15:33,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:15:33,620 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:15:33,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 06:15:36,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:15:36,069 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:15:36,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:15:36,635 INFO L256 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 06:15:36,659 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:15:36,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:15:36,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 06:15:38,515 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 06:15:38,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:15:38,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 06:15:38,816 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 06:15:38,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 06:15:38,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:15:38,816 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:15:38,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:15:38,818 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:15:38,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 06:15:49,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:15:49,926 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:15:51,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:15:51,258 INFO L256 TraceCheckSpWp]: Trace formula consists of 743 conjuncts, 190 conjuncts are in the unsatisfiable core [2024-12-06 06:15:51,296 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:15:54,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:15:54,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 06:15:56,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 06:15:58,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 06:16:00,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 06:16:02,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 06:16:04,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 06:16:04,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:16:04,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2024-12-06 06:16:04,668 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2024-12-06 06:16:04,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 06:16:04,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:16:04,668 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:16:04,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:16:04,669 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:16:04,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a59013-1280-4e01-98de-e35c4891e264/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 06:16:48,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:16:48,683 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:16:51,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:16:51,593 INFO L256 TraceCheckSpWp]: Trace formula consists of 1050 conjuncts, 296 conjuncts are in the unsatisfiable core [2024-12-06 06:16:51,649 INFO L279 TraceCheckSpWp]: Computing forward predicates...