./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal83.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_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/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_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal83.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/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_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/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 1188551784800df14c8c87fc55ac192c0dd2af052be9f681a667dcf2783b97f4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:22:51,939 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:22:52,010 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 03:22:52,015 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:22:52,015 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:22:52,039 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:22:52,039 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:22:52,040 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:22:52,040 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:22:52,040 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:22:52,040 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:22:52,041 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:22:52,041 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:22:52,041 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:22:52,041 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:22:52,041 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:22:52,041 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:22:52,041 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:22:52,041 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:22:52,041 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:22:52,042 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:22:52,042 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:22:52,042 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:22:52,042 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:22:52,042 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:22:52,042 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:22:52,042 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:22:52,042 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:22:52,042 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:22:52,043 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:22:52,043 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_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/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 -> 1188551784800df14c8c87fc55ac192c0dd2af052be9f681a667dcf2783b97f4 [2024-12-06 03:22:52,328 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:22:52,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:22:52,343 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:22:52,345 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:22:52,345 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:22:52,346 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal83.c [2024-12-06 03:22:55,231 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/data/746d91e54/361bce45f8b34f6e8b86f192d55dccc2/FLAG1957674a3 [2024-12-06 03:22:55,761 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:22:55,762 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal83.c [2024-12-06 03:22:55,809 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/data/746d91e54/361bce45f8b34f6e8b86f192d55dccc2/FLAG1957674a3 [2024-12-06 03:22:55,826 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/data/746d91e54/361bce45f8b34f6e8b86f192d55dccc2 [2024-12-06 03:22:55,828 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:22:55,829 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:22:55,831 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:22:55,831 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:22:55,835 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:22:55,836 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:22:55" (1/1) ... [2024-12-06 03:22:55,836 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@524c2eb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:22:55, skipping insertion in model container [2024-12-06 03:22:55,837 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:22:55" (1/1) ... [2024-12-06 03:22:55,969 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:22:56,246 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_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal83.c[1245,1258] [2024-12-06 03:22:57,336 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:22:57,346 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:22:57,357 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_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal83.c[1245,1258] [2024-12-06 03:22:58,270 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:22:58,287 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:22:58,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:22:58 WrapperNode [2024-12-06 03:22:58,288 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:22:58,289 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:22:58,289 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:22:58,289 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:22:58,297 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:22:58" (1/1) ... [2024-12-06 03:22:58,579 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:22:58" (1/1) ... [2024-12-06 03:23:01,431 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 37309 [2024-12-06 03:23:01,432 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:23:01,432 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:23:01,433 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:23:01,433 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:23:01,439 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:22:58" (1/1) ... [2024-12-06 03:23:01,440 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:22:58" (1/1) ... [2024-12-06 03:23:02,632 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:22:58" (1/1) ... [2024-12-06 03:23:02,633 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:22:58" (1/1) ... [2024-12-06 03:23:03,417 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:22:58" (1/1) ... [2024-12-06 03:23:03,488 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:22:58" (1/1) ... [2024-12-06 03:23:03,715 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:22:58" (1/1) ... [2024-12-06 03:23:03,888 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:22:58" (1/1) ... [2024-12-06 03:23:03,981 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:22:58" (1/1) ... [2024-12-06 03:23:04,412 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:23:04,412 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:23:04,413 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:23:04,413 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:23:04,414 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:22:58" (1/1) ... [2024-12-06 03:23:04,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:23:04,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:23:04,441 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:23:04,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:23:04,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:23:04,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:23:04,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:23:04,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:23:06,277 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:23:06,280 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:24:15,912 INFO L? ?]: Removed 20618 outVars from TransFormulas that were not future-live. [2024-12-06 03:24:15,912 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:25:56,997 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:25:56,997 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 03:25:56,997 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:25:56 BoogieIcfgContainer [2024-12-06 03:25:56,998 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:25:56,998 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:25:56,998 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:25:57,007 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:25:57,007 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:25:56" (1/1) ... [2024-12-06 03:25:57,014 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:25:57,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:25:57,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 03:25:57,057 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 03:25:57,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:25:57,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:25:57,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:26:01,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:26:01,412 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:26:05,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:26:16,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:26:16,187 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 03:26:16,192 INFO L158 Benchmark]: Toolchain (without parser) took 200361.94ms. Allocated memory was 142.6MB in the beginning and 11.5GB in the end (delta: 11.3GB). Free memory was 99.3MB in the beginning and 7.4GB in the end (delta: -7.3GB). Peak memory consumption was 4.1GB. Max. memory is 16.1GB. [2024-12-06 03:26:16,192 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:26:16,192 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2457.76ms. Allocated memory was 142.6MB in the beginning and 402.7MB in the end (delta: 260.0MB). Free memory was 99.1MB in the beginning and 156.8MB in the end (delta: -57.7MB). Peak memory consumption was 326.2MB. Max. memory is 16.1GB. [2024-12-06 03:26:16,193 INFO L158 Benchmark]: Boogie Procedure Inliner took 3142.58ms. Allocated memory was 402.7MB in the beginning and 2.2GB in the end (delta: 1.8GB). Free memory was 156.8MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 598.7MB. Max. memory is 16.1GB. [2024-12-06 03:26:16,193 INFO L158 Benchmark]: Boogie Preprocessor took 2979.25ms. Allocated memory is still 2.2GB. Free memory was 1.4GB in the beginning and 1.2GB in the end (delta: 251.3MB). Peak memory consumption was 293.6MB. Max. memory is 16.1GB. [2024-12-06 03:26:16,194 INFO L158 Benchmark]: RCFGBuilder took 172585.28ms. Allocated memory was 2.2GB in the beginning and 11.5GB in the end (delta: 9.3GB). Free memory was 1.2GB in the beginning and 8.6GB in the end (delta: -7.4GB). Peak memory consumption was 5.6GB. Max. memory is 16.1GB. [2024-12-06 03:26:16,194 INFO L158 Benchmark]: CodeCheck took 19192.32ms. Allocated memory is still 11.5GB. Free memory was 8.6GB in the beginning and 7.4GB in the end (delta: 1.2GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-12-06 03:26:16,197 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 0.32ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2457.76ms. Allocated memory was 142.6MB in the beginning and 402.7MB in the end (delta: 260.0MB). Free memory was 99.1MB in the beginning and 156.8MB in the end (delta: -57.7MB). Peak memory consumption was 326.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3142.58ms. Allocated memory was 402.7MB in the beginning and 2.2GB in the end (delta: 1.8GB). Free memory was 156.8MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 598.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2979.25ms. Allocated memory is still 2.2GB. Free memory was 1.4GB in the beginning and 1.2GB in the end (delta: 251.3MB). Peak memory consumption was 293.6MB. Max. memory is 16.1GB. * RCFGBuilder took 172585.28ms. Allocated memory was 2.2GB in the beginning and 11.5GB in the end (delta: 9.3GB). Free memory was 1.2GB in the beginning and 8.6GB in the end (delta: -7.4GB). Peak memory consumption was 5.6GB. Max. memory is 16.1GB. * CodeCheck took 19192.32ms. Allocated memory is still 11.5GB. Free memory was 8.6GB in the beginning and 7.4GB in the end (delta: 1.2GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 03:26:16,262 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/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_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/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_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal83.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/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_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/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 1188551784800df14c8c87fc55ac192c0dd2af052be9f681a667dcf2783b97f4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:26:18,819 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:26:18,903 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 03:26:18,930 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:26:18,931 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:26:18,931 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:26:18,932 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:26:18,932 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:26:18,932 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:26:18,932 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:26:18,932 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:26:18,932 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:26:18,932 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:26:18,932 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:26:18,933 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 03:26:18,933 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 03:26:18,933 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 03:26:18,933 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:26:18,933 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:26:18,933 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:26:18,933 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:26:18,933 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:26:18,933 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:26:18,933 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:26:18,933 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 03:26:18,934 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:26:18,934 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:26:18,934 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:26:18,934 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:26:18,934 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:26:18,934 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 03:26:18,934 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:26:18,934 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 03:26:18,934 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_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/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 -> 1188551784800df14c8c87fc55ac192c0dd2af052be9f681a667dcf2783b97f4 [2024-12-06 03:26:19,195 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:26:19,203 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:26:19,205 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:26:19,206 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:26:19,207 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:26:19,208 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal83.c [2024-12-06 03:26:21,928 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/data/e605688ba/ecfb9e7fc2a54c649b2f912cfae02457/FLAGb47c79bed [2024-12-06 03:26:22,372 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:26:22,373 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal83.c [2024-12-06 03:26:22,430 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/data/e605688ba/ecfb9e7fc2a54c649b2f912cfae02457/FLAGb47c79bed [2024-12-06 03:26:22,448 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/data/e605688ba/ecfb9e7fc2a54c649b2f912cfae02457 [2024-12-06 03:26:22,450 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:26:22,452 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:26:22,453 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:26:22,454 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:26:22,458 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:26:22,459 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:26:22" (1/1) ... [2024-12-06 03:26:22,460 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e025a55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:26:22, skipping insertion in model container [2024-12-06 03:26:22,460 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:26:22" (1/1) ... [2024-12-06 03:26:22,607 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:26:22,878 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_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal83.c[1245,1258] [2024-12-06 03:26:23,638 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:26:23,647 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:26:23,656 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_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal83.c[1245,1258] [2024-12-06 03:26:24,279 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:26:24,293 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:26:24,294 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:26:24 WrapperNode [2024-12-06 03:26:24,294 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:26:24,295 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:26:24,295 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:26:24,295 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:26:24,301 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:26:24" (1/1) ... [2024-12-06 03:26:24,388 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:26:24" (1/1) ... [2024-12-06 03:26:24,686 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 11821 [2024-12-06 03:26:24,686 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:26:24,687 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:26:24,687 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:26:24,687 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:26:24,693 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:26:24" (1/1) ... [2024-12-06 03:26:24,693 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:26:24" (1/1) ... [2024-12-06 03:26:24,744 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:26:24" (1/1) ... [2024-12-06 03:26:24,744 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:26:24" (1/1) ... [2024-12-06 03:26:24,977 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:26:24" (1/1) ... [2024-12-06 03:26:25,000 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:26:24" (1/1) ... [2024-12-06 03:26:25,011 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:26:24" (1/1) ... [2024-12-06 03:26:25,045 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:26:24" (1/1) ... [2024-12-06 03:26:25,066 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:26:24" (1/1) ... [2024-12-06 03:26:25,133 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:26:25,134 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:26:25,134 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:26:25,134 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:26:25,135 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:26:24" (1/1) ... [2024-12-06 03:26:25,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:26:25,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:26:25,167 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:26:25,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:26:25,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:26:25,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 03:26:25,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:26:25,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:26:26,642 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:26:26,644 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:27:42,152 INFO L? ?]: Removed 532 outVars from TransFormulas that were not future-live. [2024-12-06 03:27:42,152 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:27:42,353 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:27:42,353 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 03:27:42,354 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:27:42 BoogieIcfgContainer [2024-12-06 03:27:42,354 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:27:42,355 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:27:42,355 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:27:42,363 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:27:42,363 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:27:42" (1/1) ... [2024-12-06 03:27:42,370 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:27:42,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:27:42,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 03:27:42,411 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 03:27:42,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:27:42,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:27:42,413 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:27:42,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:27:42,416 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:27:42,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 03:27:44,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:27:44,914 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:27:45,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:27:45,549 INFO L256 TraceCheckSpWp]: Trace formula consists of 572 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 03:27:45,566 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:27:45,709 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 03:27:45,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 03:27:49,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.30s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:27:49,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:27:49,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 03:27:49,444 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 03:27:49,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:27:49,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:27:49,444 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:27:49,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:27:49,446 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:27:49,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 03:27:55,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:27:55,010 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:27:57,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:27:57,136 INFO L256 TraceCheckSpWp]: Trace formula consists of 983 conjuncts, 316 conjuncts are in the unsatisfiable core [2024-12-06 03:27:57,189 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:28:03,011 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 03:28:03,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 03:28:05,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:28:07,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:28:10,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:28:14,054 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:28:15,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:28:15,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:28:15,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-12-06 03:28:15,993 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-12-06 03:28:15,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 03:28:15,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:28:15,995 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:28:15,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:28:15,997 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:28:15,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2821650f-5a6f-457c-b5c8-895e5f9f9ae4/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 03:28:29,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:28:29,736 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:28:32,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:28:32,846 INFO L256 TraceCheckSpWp]: Trace formula consists of 1394 conjuncts, 313 conjuncts are in the unsatisfiable core [2024-12-06 03:28:32,912 INFO L279 TraceCheckSpWp]: Computing forward predicates...