./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal169.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_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/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_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal169.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/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_22547294-eaad-458b-bda5-f9e2ebc6ada9/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 632c2d252531476ed625c626e585dce35b41b14a6a55a4f391aa942c479010b3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:20:49,644 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:20:49,701 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 06:20:49,705 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 06:20:49,705 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 06:20:49,725 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:20:49,725 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:20:49,726 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:20:49,726 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:20:49,726 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:20:49,726 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:20:49,726 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:20:49,726 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 06:20:49,727 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:20:49,727 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:20:49,727 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:20:49,727 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:20:49,727 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:20:49,727 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:20:49,727 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:20:49,727 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:20:49,727 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:20:49,727 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:20:49,728 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:20:49,728 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:20:49,728 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:20:49,728 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:20:49,728 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:20:49,728 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 06:20:49,728 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 06:20:49,728 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_22547294-eaad-458b-bda5-f9e2ebc6ada9/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 -> 632c2d252531476ed625c626e585dce35b41b14a6a55a4f391aa942c479010b3 [2024-12-06 06:20:49,936 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:20:49,944 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:20:49,946 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:20:49,947 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:20:49,948 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:20:49,949 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal169.c [2024-12-06 06:20:52,617 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/data/501011693/b15f8924061f4638998cc62f944ca2aa/FLAG9799f0864 [2024-12-06 06:20:53,120 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:20:53,121 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal169.c [2024-12-06 06:20:53,162 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/data/501011693/b15f8924061f4638998cc62f944ca2aa/FLAG9799f0864 [2024-12-06 06:20:53,176 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/data/501011693/b15f8924061f4638998cc62f944ca2aa [2024-12-06 06:20:53,178 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:20:53,179 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:20:53,181 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:20:53,181 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:20:53,185 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:20:53,186 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:20:53" (1/1) ... [2024-12-06 06:20:53,186 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2128c98c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:20:53, skipping insertion in model container [2024-12-06 06:20:53,187 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:20:53" (1/1) ... [2024-12-06 06:20:53,326 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:20:53,583 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_22547294-eaad-458b-bda5-f9e2ebc6ada9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal169.c[1246,1259] [2024-12-06 06:20:54,605 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:20:54,613 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:20:54,623 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_22547294-eaad-458b-bda5-f9e2ebc6ada9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal169.c[1246,1259] [2024-12-06 06:20:55,481 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:20:55,498 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:20:55,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:20:55 WrapperNode [2024-12-06 06:20:55,500 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:20:55,501 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:20:55,501 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:20:55,501 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:20:55,507 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:20:55" (1/1) ... [2024-12-06 06:20:55,750 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:20:55" (1/1) ... [2024-12-06 06:20:58,220 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 39548 [2024-12-06 06:20:58,221 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:20:58,221 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:20:58,221 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:20:58,222 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:20:58,227 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:20:55" (1/1) ... [2024-12-06 06:20:58,227 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:20:55" (1/1) ... [2024-12-06 06:20:58,996 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:20:55" (1/1) ... [2024-12-06 06:20:58,997 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:20:55" (1/1) ... [2024-12-06 06:20:59,543 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:20:55" (1/1) ... [2024-12-06 06:20:59,629 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:20:55" (1/1) ... [2024-12-06 06:20:59,722 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:20:55" (1/1) ... [2024-12-06 06:20:59,861 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:20:55" (1/1) ... [2024-12-06 06:20:59,950 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:20:55" (1/1) ... [2024-12-06 06:21:00,686 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:21:00,687 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:21:00,687 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:21:00,687 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:21:00,688 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:20:55" (1/1) ... [2024-12-06 06:21:00,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:21:00,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:21:00,716 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:21:00,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:21:00,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:21:00,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 06:21:00,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:21:00,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:21:02,355 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:21:02,356 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:22:36,793 INFO L? ?]: Removed 22013 outVars from TransFormulas that were not future-live. [2024-12-06 06:22:36,794 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:24:35,694 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:24:35,695 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 06:24:35,695 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:24:35 BoogieIcfgContainer [2024-12-06 06:24:35,696 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:24:35,698 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:24:35,698 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:24:35,720 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:24:35,721 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:24:35" (1/1) ... [2024-12-06 06:24:35,734 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:24:35,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:24:35,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 06:24:35,806 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 06:24:35,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 06:24:35,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:24:35,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:24:54,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:24:54,764 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 06:25:13,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:25:25,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:25:25,257 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 06:25:25,261 INFO L158 Benchmark]: Toolchain (without parser) took 272080.39ms. Allocated memory was 142.6MB in the beginning and 7.8GB in the end (delta: 7.6GB). Free memory was 97.2MB in the beginning and 5.4GB in the end (delta: -5.3GB). Peak memory consumption was 2.3GB. Max. memory is 16.1GB. [2024-12-06 06:25:25,261 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:25:25,262 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2319.36ms. Allocated memory was 142.6MB in the beginning and 704.6MB in the end (delta: 562.0MB). Free memory was 97.0MB in the beginning and 451.3MB in the end (delta: -354.4MB). Peak memory consumption was 257.1MB. Max. memory is 16.1GB. [2024-12-06 06:25:25,263 INFO L158 Benchmark]: Boogie Procedure Inliner took 2720.15ms. Allocated memory was 704.6MB in the beginning and 1.8GB in the end (delta: 1.1GB). Free memory was 451.3MB in the beginning and 967.9MB in the end (delta: -516.5MB). Peak memory consumption was 732.8MB. Max. memory is 16.1GB. [2024-12-06 06:25:25,263 INFO L158 Benchmark]: Boogie Preprocessor took 2464.70ms. Allocated memory was 1.8GB in the beginning and 4.5GB in the end (delta: 2.7GB). Free memory was 967.9MB in the beginning and 3.4GB in the end (delta: -2.4GB). Peak memory consumption was 437.2MB. Max. memory is 16.1GB. [2024-12-06 06:25:25,264 INFO L158 Benchmark]: RCFGBuilder took 215008.82ms. Allocated memory was 4.5GB in the beginning and 6.7GB in the end (delta: 2.3GB). Free memory was 3.4GB in the beginning and 4.0GB in the end (delta: -630.3MB). Peak memory consumption was 4.0GB. Max. memory is 16.1GB. [2024-12-06 06:25:25,265 INFO L158 Benchmark]: CodeCheck took 49561.10ms. Allocated memory was 6.7GB in the beginning and 7.8GB in the end (delta: 1.0GB). Free memory was 4.0GB in the beginning and 5.4GB in the end (delta: -1.4GB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:25:25,268 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 0.30ms. Allocated memory is still 142.6MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2319.36ms. Allocated memory was 142.6MB in the beginning and 704.6MB in the end (delta: 562.0MB). Free memory was 97.0MB in the beginning and 451.3MB in the end (delta: -354.4MB). Peak memory consumption was 257.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 2720.15ms. Allocated memory was 704.6MB in the beginning and 1.8GB in the end (delta: 1.1GB). Free memory was 451.3MB in the beginning and 967.9MB in the end (delta: -516.5MB). Peak memory consumption was 732.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2464.70ms. Allocated memory was 1.8GB in the beginning and 4.5GB in the end (delta: 2.7GB). Free memory was 967.9MB in the beginning and 3.4GB in the end (delta: -2.4GB). Peak memory consumption was 437.2MB. Max. memory is 16.1GB. * RCFGBuilder took 215008.82ms. Allocated memory was 4.5GB in the beginning and 6.7GB in the end (delta: 2.3GB). Free memory was 3.4GB in the beginning and 4.0GB in the end (delta: -630.3MB). Peak memory consumption was 4.0GB. Max. memory is 16.1GB. * CodeCheck took 49561.10ms. Allocated memory was 6.7GB in the beginning and 7.8GB in the end (delta: 1.0GB). Free memory was 4.0GB in the beginning and 5.4GB in the end (delta: -1.4GB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 06:25:25,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/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_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/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_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal169.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/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_22547294-eaad-458b-bda5-f9e2ebc6ada9/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 632c2d252531476ed625c626e585dce35b41b14a6a55a4f391aa942c479010b3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:25:27,846 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:25:27,951 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 06:25:27,981 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:25:27,982 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:25:27,982 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:25:27,983 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:25:27,983 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:25:27,983 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:25:27,983 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:25:27,983 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:25:27,984 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:25:27,984 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:25:27,984 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:25:27,984 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 06:25:27,984 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 06:25:27,984 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 06:25:27,984 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:25:27,984 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:25:27,985 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:25:27,985 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:25:27,985 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:25:27,985 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:25:27,985 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:25:27,985 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 06:25:27,985 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:25:27,985 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:25:27,986 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:25:27,986 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:25:27,986 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:25:27,986 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 06:25:27,986 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:25:27,986 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 06:25:27,986 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_22547294-eaad-458b-bda5-f9e2ebc6ada9/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 -> 632c2d252531476ed625c626e585dce35b41b14a6a55a4f391aa942c479010b3 [2024-12-06 06:25:28,290 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:25:28,299 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:25:28,301 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:25:28,302 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:25:28,303 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:25:28,304 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal169.c [2024-12-06 06:25:31,187 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/data/0ec541e2b/63ab6201f2b14b58b7d850f4a0a2a470/FLAG3664470f3 [2024-12-06 06:25:31,708 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:25:31,709 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal169.c [2024-12-06 06:25:31,770 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/data/0ec541e2b/63ab6201f2b14b58b7d850f4a0a2a470/FLAG3664470f3 [2024-12-06 06:25:31,789 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/data/0ec541e2b/63ab6201f2b14b58b7d850f4a0a2a470 [2024-12-06 06:25:31,792 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:25:31,794 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:25:31,796 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:25:31,796 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:25:31,801 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:25:31,802 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:25:31" (1/1) ... [2024-12-06 06:25:31,803 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6efa3623 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:25:31, skipping insertion in model container [2024-12-06 06:25:31,804 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:25:31" (1/1) ... [2024-12-06 06:25:31,965 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:25:32,254 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_22547294-eaad-458b-bda5-f9e2ebc6ada9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal169.c[1246,1259] [2024-12-06 06:25:33,381 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:25:33,392 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:25:33,403 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_22547294-eaad-458b-bda5-f9e2ebc6ada9/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal169.c[1246,1259] [2024-12-06 06:25:34,155 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:25:34,169 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:25:34,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:25:34 WrapperNode [2024-12-06 06:25:34,170 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:25:34,171 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:25:34,171 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:25:34,171 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:25:34,178 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:25:34" (1/1) ... [2024-12-06 06:25:34,274 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:25:34" (1/1) ... [2024-12-06 06:25:34,622 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 12740 [2024-12-06 06:25:34,622 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:25:34,623 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:25:34,623 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:25:34,623 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:25:34,630 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:25:34" (1/1) ... [2024-12-06 06:25:34,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:25:34" (1/1) ... [2024-12-06 06:25:34,690 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:25:34" (1/1) ... [2024-12-06 06:25:34,690 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:25:34" (1/1) ... [2024-12-06 06:25:34,914 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:25:34" (1/1) ... [2024-12-06 06:25:34,954 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:25:34" (1/1) ... [2024-12-06 06:25:34,982 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:25:34" (1/1) ... [2024-12-06 06:25:35,041 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:25:34" (1/1) ... [2024-12-06 06:25:35,085 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:25:34" (1/1) ... [2024-12-06 06:25:35,206 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:25:35,208 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:25:35,208 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:25:35,208 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:25:35,210 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:25:34" (1/1) ... [2024-12-06 06:25:35,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:25:35,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:25:35,255 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:25:35,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:25:35,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:25:35,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 06:25:35,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:25:35,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:25:37,004 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:25:37,006 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:26:57,563 INFO L? ?]: Removed 1348 outVars from TransFormulas that were not future-live. [2024-12-06 06:26:57,564 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:26:57,787 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:26:57,787 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 06:26:57,787 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:26:57 BoogieIcfgContainer [2024-12-06 06:26:57,787 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:26:57,788 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:26:57,788 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:26:57,797 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:26:57,798 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:26:57" (1/1) ... [2024-12-06 06:26:57,805 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:26:57,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:26:57,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 06:26:57,850 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 06:26:57,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 06:26:57,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:26:57,853 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:26:57,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:26:57,855 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:26:57,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 06:27:01,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:27:01,798 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:27:02,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:27:02,858 INFO L256 TraceCheckSpWp]: Trace formula consists of 1410 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 06:27:02,883 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:27:03,028 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 06:27:03,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 06:27:05,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.74s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 06:27:08,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:27:08,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 06:27:08,077 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 06:27:08,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 06:27:08,077 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:27:08,078 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:27:08,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:27:08,079 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:27:08,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 06:27:17,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:27:17,804 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:27:22,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:27:22,622 INFO L256 TraceCheckSpWp]: Trace formula consists of 2637 conjuncts, 497 conjuncts are in the unsatisfiable core [2024-12-06 06:27:22,673 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:27:38,551 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 06:27:38,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 06:27:41,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 06:27:45,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.44s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 06:27:52,476 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 06:27:57,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 06:27:59,583 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 06:28:01,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:28:01,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-12-06 06:28:01,352 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-12-06 06:28:01,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 06:28:01,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:28:01,354 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:28:01,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:28:01,355 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:28:01,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22547294-eaad-458b-bda5-f9e2ebc6ada9/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 06:28:39,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:28:39,992 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:28:46,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:28:46,636 INFO L256 TraceCheckSpWp]: Trace formula consists of 3864 conjuncts, 534 conjuncts are in the unsatisfiable core [2024-12-06 06:28:46,929 INFO L279 TraceCheckSpWp]: Computing forward predicates...