./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal20.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_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/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_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/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_58c3fd5b-a408-475b-bd5d-7a4da59f2625/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 4dc4211f2b8131a829ff8e1fa12908da9356d5cadf0e7b793aab2903e0fde547 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:26:15,095 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:26:15,152 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 21:26:15,156 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:26:15,157 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:26:15,176 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:26:15,177 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:26:15,177 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:26:15,177 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:26:15,177 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:26:15,178 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:26:15,178 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:26:15,178 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:26:15,178 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:26:15,178 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:26:15,178 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:26:15,178 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:26:15,178 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:26:15,178 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:26:15,178 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:26:15,179 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:26:15,179 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:26:15,179 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:26:15,179 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:26:15,179 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:15,179 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:26:15,179 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:26:15,179 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:26:15,179 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:26:15,179 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:26:15,179 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_58c3fd5b-a408-475b-bd5d-7a4da59f2625/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 -> 4dc4211f2b8131a829ff8e1fa12908da9356d5cadf0e7b793aab2903e0fde547 [2024-12-05 21:26:15,422 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:26:15,430 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:26:15,433 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:26:15,434 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:26:15,434 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:26:15,436 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal20.c [2024-12-05 21:26:18,114 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/data/c50a2362e/1dbc20abb36d45bc90c521be1abc0332/FLAG8873dbc9b [2024-12-05 21:26:18,372 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:26:18,372 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal20.c [2024-12-05 21:26:18,385 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/data/c50a2362e/1dbc20abb36d45bc90c521be1abc0332/FLAG8873dbc9b [2024-12-05 21:26:18,399 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/data/c50a2362e/1dbc20abb36d45bc90c521be1abc0332 [2024-12-05 21:26:18,401 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:26:18,402 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:26:18,403 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:26:18,403 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:26:18,408 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:26:18,408 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:18" (1/1) ... [2024-12-05 21:26:18,409 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b07031f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:18, skipping insertion in model container [2024-12-05 21:26:18,409 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:18" (1/1) ... [2024-12-05 21:26:18,445 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:26:18,602 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_58c3fd5b-a408-475b-bd5d-7a4da59f2625/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal20.c[1245,1258] [2024-12-05 21:26:18,866 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:26:18,875 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:26:18,883 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_58c3fd5b-a408-475b-bd5d-7a4da59f2625/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal20.c[1245,1258] [2024-12-05 21:26:19,044 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:26:19,075 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:26:19,075 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:19 WrapperNode [2024-12-05 21:26:19,075 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:26:19,076 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:26:19,076 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:26:19,077 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:26:19,083 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:19" (1/1) ... [2024-12-05 21:26:19,117 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:19" (1/1) ... [2024-12-05 21:26:19,433 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3556 [2024-12-05 21:26:19,434 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:26:19,434 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:26:19,434 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:26:19,434 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:26:19,440 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:19" (1/1) ... [2024-12-05 21:26:19,440 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:19" (1/1) ... [2024-12-05 21:26:19,539 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:19" (1/1) ... [2024-12-05 21:26:19,539 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:19" (1/1) ... [2024-12-05 21:26:19,667 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:19" (1/1) ... [2024-12-05 21:26:19,701 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:19" (1/1) ... [2024-12-05 21:26:19,731 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:19" (1/1) ... [2024-12-05 21:26:19,776 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:19" (1/1) ... [2024-12-05 21:26:19,798 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:19" (1/1) ... [2024-12-05 21:26:19,861 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:26:19,863 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:26:19,863 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:26:19,863 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:26:19,872 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:19" (1/1) ... [2024-12-05 21:26:19,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:19,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:26:19,909 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:26:19,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:26:19,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:26:19,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:26:19,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:26:19,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:26:20,252 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:26:20,254 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:26:24,386 INFO L? ?]: Removed 1995 outVars from TransFormulas that were not future-live. [2024-12-05 21:26:24,386 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:26:28,335 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:26:28,335 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 21:26:28,336 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:28 BoogieIcfgContainer [2024-12-05 21:26:28,336 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:26:28,336 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:26:28,336 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:26:28,344 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:26:28,344 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:28" (1/1) ... [2024-12-05 21:26:28,352 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:26:28,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:28,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 21:26:28,397 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 21:26:28,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 21:26:28,399 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:28,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:35,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:26:35,273 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:26:39,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:26:49,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:26:49,810 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 21:26:49,814 INFO L158 Benchmark]: Toolchain (without parser) took 31411.67ms. Allocated memory was 117.4MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 90.0MB in the beginning and 955.9MB in the end (delta: -865.9MB). Peak memory consumption was 277.4MB. Max. memory is 16.1GB. [2024-12-05 21:26:49,815 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory was 73.1MB in the beginning and 73.0MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:26:49,815 INFO L158 Benchmark]: CACSL2BoogieTranslator took 672.52ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 90.0MB in the beginning and 151.4MB in the end (delta: -61.5MB). Peak memory consumption was 83.7MB. Max. memory is 16.1GB. [2024-12-05 21:26:49,816 INFO L158 Benchmark]: Boogie Procedure Inliner took 357.25ms. Allocated memory is still 192.9MB. Free memory was 151.4MB in the beginning and 63.2MB in the end (delta: 88.3MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. [2024-12-05 21:26:49,816 INFO L158 Benchmark]: Boogie Preprocessor took 427.19ms. Allocated memory is still 192.9MB. Free memory was 63.2MB in the beginning and 84.5MB in the end (delta: -21.4MB). Peak memory consumption was 72.5MB. Max. memory is 16.1GB. [2024-12-05 21:26:49,816 INFO L158 Benchmark]: RCFGBuilder took 8472.69ms. Allocated memory was 192.9MB in the beginning and 822.1MB in the end (delta: 629.1MB). Free memory was 84.4MB in the beginning and 518.4MB in the end (delta: -434.1MB). Peak memory consumption was 513.1MB. Max. memory is 16.1GB. [2024-12-05 21:26:49,817 INFO L158 Benchmark]: CodeCheck took 21476.82ms. Allocated memory was 822.1MB in the beginning and 1.3GB in the end (delta: 436.2MB). Free memory was 518.4MB in the beginning and 955.9MB in the end (delta: -437.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:26:49,820 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 0.43ms. Allocated memory is still 117.4MB. Free memory was 73.1MB in the beginning and 73.0MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 672.52ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 90.0MB in the beginning and 151.4MB in the end (delta: -61.5MB). Peak memory consumption was 83.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 357.25ms. Allocated memory is still 192.9MB. Free memory was 151.4MB in the beginning and 63.2MB in the end (delta: 88.3MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 427.19ms. Allocated memory is still 192.9MB. Free memory was 63.2MB in the beginning and 84.5MB in the end (delta: -21.4MB). Peak memory consumption was 72.5MB. Max. memory is 16.1GB. * RCFGBuilder took 8472.69ms. Allocated memory was 192.9MB in the beginning and 822.1MB in the end (delta: 629.1MB). Free memory was 84.4MB in the beginning and 518.4MB in the end (delta: -434.1MB). Peak memory consumption was 513.1MB. Max. memory is 16.1GB. * CodeCheck took 21476.82ms. Allocated memory was 822.1MB in the beginning and 1.3GB in the end (delta: 436.2MB). Free memory was 518.4MB in the beginning and 955.9MB in the end (delta: -437.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 21:26:49,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/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_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/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_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/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_58c3fd5b-a408-475b-bd5d-7a4da59f2625/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 4dc4211f2b8131a829ff8e1fa12908da9356d5cadf0e7b793aab2903e0fde547 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:26:51,815 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:26:51,896 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 21:26:51,922 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:26:51,923 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:26:51,924 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:26:51,924 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:26:51,924 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:26:51,924 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:26:51,924 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:26:51,924 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:26:51,924 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:26:51,925 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:26:51,925 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:26:51,925 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:26:51,925 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:26:51,925 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:26:51,925 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:26:51,925 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:26:51,925 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:26:51,925 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:26:51,925 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:26:51,925 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:26:51,926 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:26:51,926 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:26:51,926 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:26:51,926 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:51,926 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:26:51,926 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:26:51,927 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:26:51,927 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:26:51,927 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:26:51,927 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:26:51,927 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_58c3fd5b-a408-475b-bd5d-7a4da59f2625/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 -> 4dc4211f2b8131a829ff8e1fa12908da9356d5cadf0e7b793aab2903e0fde547 [2024-12-05 21:26:52,175 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:26:52,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:26:52,186 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:26:52,187 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:26:52,188 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:26:52,189 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal20.c [2024-12-05 21:26:54,955 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/data/35ab85e29/6c5e0d2ebcbc4214ab9401f7f3ef7730/FLAG97aebea9c [2024-12-05 21:26:55,210 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:26:55,211 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal20.c [2024-12-05 21:26:55,224 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/data/35ab85e29/6c5e0d2ebcbc4214ab9401f7f3ef7730/FLAG97aebea9c [2024-12-05 21:26:55,239 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/data/35ab85e29/6c5e0d2ebcbc4214ab9401f7f3ef7730 [2024-12-05 21:26:55,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:26:55,242 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:26:55,243 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:26:55,243 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:26:55,246 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:26:55,247 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:55" (1/1) ... [2024-12-05 21:26:55,248 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f0e9786 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:55, skipping insertion in model container [2024-12-05 21:26:55,248 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:55" (1/1) ... [2024-12-05 21:26:55,287 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:26:55,458 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_58c3fd5b-a408-475b-bd5d-7a4da59f2625/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal20.c[1245,1258] [2024-12-05 21:26:55,692 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:26:55,703 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:26:55,713 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_58c3fd5b-a408-475b-bd5d-7a4da59f2625/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal20.c[1245,1258] [2024-12-05 21:26:55,814 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:26:55,826 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:26:55,826 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:55 WrapperNode [2024-12-05 21:26:55,826 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:26:55,827 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:26:55,827 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:26:55,827 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:26:55,832 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:55" (1/1) ... [2024-12-05 21:26:55,856 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:55" (1/1) ... [2024-12-05 21:26:55,918 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1454 [2024-12-05 21:26:55,919 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:26:55,919 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:26:55,919 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:26:55,920 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:26:55,925 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:55" (1/1) ... [2024-12-05 21:26:55,925 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:55" (1/1) ... [2024-12-05 21:26:55,935 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:55" (1/1) ... [2024-12-05 21:26:55,935 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:55" (1/1) ... [2024-12-05 21:26:55,971 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:55" (1/1) ... [2024-12-05 21:26:55,974 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:55" (1/1) ... [2024-12-05 21:26:55,978 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:55" (1/1) ... [2024-12-05 21:26:55,983 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:55" (1/1) ... [2024-12-05 21:26:55,989 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:55" (1/1) ... [2024-12-05 21:26:55,998 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:26:55,999 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:26:55,999 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:26:55,999 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:26:56,000 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:55" (1/1) ... [2024-12-05 21:26:56,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:56,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:26:56,030 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:26:56,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:26:56,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:26:56,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:26:56,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:26:56,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:26:56,339 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:26:56,341 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:26:58,157 INFO L? ?]: Removed 708 outVars from TransFormulas that were not future-live. [2024-12-05 21:26:58,158 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:26:58,215 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:26:58,215 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 21:26:58,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:58 BoogieIcfgContainer [2024-12-05 21:26:58,216 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:26:58,217 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:26:58,217 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:26:58,226 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:26:58,226 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:58" (1/1) ... [2024-12-05 21:26:58,233 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:26:58,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:58,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 21:26:58,277 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 21:26:58,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 21:26:58,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:58,279 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:26:58,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:26:58,281 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:26:58,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 21:26:59,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:59,205 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:26:59,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:26:59,546 INFO L256 TraceCheckSpWp]: Trace formula consists of 781 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-05 21:26:59,555 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:26:59,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:26:59,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-12-05 21:27:00,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:00,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-05 21:27:00,488 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-05 21:27:00,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 21:27:00,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:00,489 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:27:00,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:27:00,491 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:27:00,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 21:27:02,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:02,214 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:27:02,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:02,887 INFO L256 TraceCheckSpWp]: Trace formula consists of 1482 conjuncts, 64 conjuncts are in the unsatisfiable core [2024-12-05 21:27:02,900 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:27:03,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:27:03,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 21:27:05,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:27:05,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-12-05 21:27:05,086 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-12-05 21:27:05,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 21:27:05,087 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:27:05,087 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:27:05,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:27:05,089 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:27:05,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c3fd5b-a408-475b-bd5d-7a4da59f2625/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 21:27:12,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:12,042 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:27:12,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:27:12,940 INFO L256 TraceCheckSpWp]: Trace formula consists of 2183 conjuncts, 137 conjuncts are in the unsatisfiable core [2024-12-05 21:27:12,963 INFO L279 TraceCheckSpWp]: Computing forward predicates...