./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 86420207978553f12291305f97119e41a0bbea7dcb598c19378d22b8b1c5ebcb --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:11:54,709 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:11:54,799 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-09 00:11:54,807 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:11:54,808 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:11:54,839 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:11:54,840 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:11:54,843 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:11:54,844 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:11:54,844 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:11:54,845 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:11:54,845 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:11:54,845 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:11:54,848 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:11:54,849 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:11:54,849 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:11:54,849 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:11:54,849 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:11:54,850 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:11:54,850 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:11:54,850 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:11:54,855 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:11:54,855 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:11:54,856 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:11:54,856 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:11:54,856 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:11:54,856 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:11:54,857 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:11:54,857 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:11:54,857 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:11:54,857 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86420207978553f12291305f97119e41a0bbea7dcb598c19378d22b8b1c5ebcb [2024-11-09 00:11:55,145 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:11:55,177 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:11:55,181 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:11:55,183 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:11:55,185 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:11:55,187 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c Unable to find full path for "g++" [2024-11-09 00:11:57,347 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:11:57,694 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:11:57,695 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c [2024-11-09 00:11:57,725 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/data/1092cb975/2fcd4912a3664e8997374f48a6d8dc79/FLAGf8de1b836 [2024-11-09 00:11:57,748 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/data/1092cb975/2fcd4912a3664e8997374f48a6d8dc79 [2024-11-09 00:11:57,752 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:11:57,755 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:11:57,758 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:11:57,759 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:11:57,765 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:11:57,766 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:11:57" (1/1) ... [2024-11-09 00:11:57,767 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@406838be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:57, skipping insertion in model container [2024-11-09 00:11:57,767 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:11:57" (1/1) ... [2024-11-09 00:11:57,857 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:11:58,169 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_2df5f213-a013-454c-a9e8-89dc55328da4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c[1244,1257] [2024-11-09 00:11:58,883 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:11:58,893 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:11:58,907 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_2df5f213-a013-454c-a9e8-89dc55328da4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c[1244,1257] [2024-11-09 00:11:59,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:11:59,213 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:11:59,213 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:59 WrapperNode [2024-11-09 00:11:59,214 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:11:59,215 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:11:59,215 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:11:59,216 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:11:59,224 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:59" (1/1) ... [2024-11-09 00:11:59,311 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:59" (1/1) ... [2024-11-09 00:12:00,616 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 6648 [2024-11-09 00:12:00,617 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:12:00,618 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:12:00,618 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:12:00,618 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:12:00,627 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:59" (1/1) ... [2024-11-09 00:12:00,628 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:59" (1/1) ... [2024-11-09 00:12:00,759 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:59" (1/1) ... [2024-11-09 00:12:00,760 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:59" (1/1) ... [2024-11-09 00:12:01,104 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:59" (1/1) ... [2024-11-09 00:12:01,146 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:59" (1/1) ... [2024-11-09 00:12:01,250 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:59" (1/1) ... [2024-11-09 00:12:01,278 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:59" (1/1) ... [2024-11-09 00:12:01,460 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:12:01,462 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:12:01,462 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:12:01,462 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:12:01,463 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:59" (1/1) ... [2024-11-09 00:12:01,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:12:01,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:12:01,498 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:12:01,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:12:01,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:12:01,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:12:01,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:12:01,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:12:02,063 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:12:02,065 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:12:11,929 INFO L? ?]: Removed 3724 outVars from TransFormulas that were not future-live. [2024-11-09 00:12:11,929 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:12:25,005 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:12:25,006 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:12:25,006 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:12:25 BoogieIcfgContainer [2024-11-09 00:12:25,007 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:12:25,009 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:12:25,009 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:12:25,021 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:12:25,021 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:12:25" (1/1) ... [2024-11-09 00:12:25,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:12:25,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:25,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-09 00:12:25,104 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-09 00:12:25,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:12:25,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:25,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:13:05,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:13:05,002 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:13:47,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:13:58,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:13:58,908 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 00:13:58,913 INFO L158 Benchmark]: Toolchain (without parser) took 121156.56ms. Allocated memory was 144.7MB in the beginning and 7.1GB in the end (delta: 7.0GB). Free memory was 97.2MB in the beginning and 5.5GB in the end (delta: -5.4GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2024-11-09 00:13:58,913 INFO L158 Benchmark]: CDTParser took 0.82ms. Allocated memory is still 144.7MB. Free memory is still 115.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:13:58,914 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1455.86ms. Allocated memory was 144.7MB in the beginning and 213.9MB in the end (delta: 69.2MB). Free memory was 96.9MB in the beginning and 114.5MB in the end (delta: -17.5MB). Peak memory consumption was 71.1MB. Max. memory is 16.1GB. [2024-11-09 00:13:58,915 INFO L158 Benchmark]: Boogie Procedure Inliner took 1402.01ms. Allocated memory was 213.9MB in the beginning and 413.1MB in the end (delta: 199.2MB). Free memory was 114.5MB in the beginning and 256.2MB in the end (delta: -141.7MB). Peak memory consumption was 135.1MB. Max. memory is 16.1GB. [2024-11-09 00:13:58,916 INFO L158 Benchmark]: Boogie Preprocessor took 842.47ms. Allocated memory is still 413.1MB. Free memory was 256.2MB in the beginning and 197.4MB in the end (delta: 58.7MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2024-11-09 00:13:58,917 INFO L158 Benchmark]: RCFGBuilder took 23545.16ms. Allocated memory was 413.1MB in the beginning and 5.1GB in the end (delta: 4.7GB). Free memory was 197.4MB in the beginning and 4.4GB in the end (delta: -4.2GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-11-09 00:13:58,918 INFO L158 Benchmark]: CodeCheck took 93902.37ms. Allocated memory was 5.1GB in the beginning and 7.1GB in the end (delta: 2.0GB). Free memory was 4.4GB in the beginning and 5.5GB in the end (delta: -1.1GB). Peak memory consumption was 899.9MB. Max. memory is 16.1GB. [2024-11-09 00:13:58,922 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 0.82ms. Allocated memory is still 144.7MB. Free memory is still 115.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1455.86ms. Allocated memory was 144.7MB in the beginning and 213.9MB in the end (delta: 69.2MB). Free memory was 96.9MB in the beginning and 114.5MB in the end (delta: -17.5MB). Peak memory consumption was 71.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1402.01ms. Allocated memory was 213.9MB in the beginning and 413.1MB in the end (delta: 199.2MB). Free memory was 114.5MB in the beginning and 256.2MB in the end (delta: -141.7MB). Peak memory consumption was 135.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 842.47ms. Allocated memory is still 413.1MB. Free memory was 256.2MB in the beginning and 197.4MB in the end (delta: 58.7MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * RCFGBuilder took 23545.16ms. Allocated memory was 413.1MB in the beginning and 5.1GB in the end (delta: 4.7GB). Free memory was 197.4MB in the beginning and 4.4GB in the end (delta: -4.2GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * CodeCheck took 93902.37ms. Allocated memory was 5.1GB in the beginning and 7.1GB in the end (delta: 2.0GB). Free memory was 4.4GB in the beginning and 5.5GB in the end (delta: -1.1GB). Peak memory consumption was 899.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:13:58,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 86420207978553f12291305f97119e41a0bbea7dcb598c19378d22b8b1c5ebcb --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:14:01,712 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:14:01,817 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-09 00:14:01,864 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:14:01,865 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:14:01,866 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:14:01,866 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:14:01,867 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:14:01,868 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:14:01,869 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:14:01,869 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:14:01,870 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:14:01,870 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:14:01,870 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:14:01,871 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:14:01,871 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:14:01,871 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:14:01,875 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:14:01,875 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:14:01,875 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:14:01,876 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:14:01,880 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:14:01,880 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:14:01,880 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:01,881 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:14:01,881 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:14:01,881 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:14:01,881 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:14:01,882 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:14:01,882 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:14:01,882 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:14:01,882 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:01,883 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:14:01,883 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86420207978553f12291305f97119e41a0bbea7dcb598c19378d22b8b1c5ebcb [2024-11-09 00:14:02,285 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:14:02,310 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:14:02,319 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:14:02,323 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:14:02,324 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:14:02,325 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c Unable to find full path for "g++" [2024-11-09 00:14:04,504 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:14:04,925 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:14:04,925 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c [2024-11-09 00:14:04,961 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/data/827948e40/45cce50058d24826a9a0e06d635ec837/FLAGb2de5c917 [2024-11-09 00:14:04,977 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/data/827948e40/45cce50058d24826a9a0e06d635ec837 [2024-11-09 00:14:04,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:14:04,982 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:14:04,983 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:14:04,983 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:14:04,989 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:14:04,990 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:14:04" (1/1) ... [2024-11-09 00:14:04,993 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27dab883 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:04, skipping insertion in model container [2024-11-09 00:14:04,993 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:14:04" (1/1) ... [2024-11-09 00:14:05,104 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:14:05,440 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_2df5f213-a013-454c-a9e8-89dc55328da4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c[1244,1257] [2024-11-09 00:14:06,010 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:14:06,033 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:14:06,045 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_2df5f213-a013-454c-a9e8-89dc55328da4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal7.c[1244,1257] [2024-11-09 00:14:06,246 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:14:06,265 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:14:06,265 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:06 WrapperNode [2024-11-09 00:14:06,265 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:14:06,270 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:14:06,271 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:14:06,271 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:14:06,287 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:06" (1/1) ... [2024-11-09 00:14:06,362 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:06" (1/1) ... [2024-11-09 00:14:06,536 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2418 [2024-11-09 00:14:06,537 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:14:06,538 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:14:06,539 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:14:06,539 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:14:06,550 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:06" (1/1) ... [2024-11-09 00:14:06,550 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:06" (1/1) ... [2024-11-09 00:14:06,570 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:06" (1/1) ... [2024-11-09 00:14:06,572 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:06" (1/1) ... [2024-11-09 00:14:06,654 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:06" (1/1) ... [2024-11-09 00:14:06,665 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:06" (1/1) ... [2024-11-09 00:14:06,677 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:06" (1/1) ... [2024-11-09 00:14:06,688 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:06" (1/1) ... [2024-11-09 00:14:06,708 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:14:06,709 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:14:06,709 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:14:06,709 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:14:06,710 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:06" (1/1) ... [2024-11-09 00:14:06,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:14:06,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:14:06,753 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:14:06,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:14:06,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:14:06,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:14:06,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:14:06,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:14:07,368 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:14:07,371 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:14:13,087 INFO L? ?]: Removed 1544 outVars from TransFormulas that were not future-live. [2024-11-09 00:14:13,087 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:14:13,223 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:14:13,223 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:14:13,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:14:13 BoogieIcfgContainer [2024-11-09 00:14:13,224 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:14:13,224 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:14:13,225 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:14:13,235 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:14:13,235 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:14:13" (1/1) ... [2024-11-09 00:14:13,246 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:14:13,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:13,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-09 00:14:13,314 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-09 00:14:13,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:14:13,318 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:13,319 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:13,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:13,327 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:13,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:14:15,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:15,570 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:14:16,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:16,466 INFO L255 TraceCheckSpWp]: Trace formula consists of 1617 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:14:16,483 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:16,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:14:16,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:14:17,801 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:14:18,984 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:14:20,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:14:20,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:20,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-09 00:14:20,479 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-09 00:14:20,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:14:20,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:20,480 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:20,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:20,482 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:20,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:14:25,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:25,632 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:14:27,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:27,514 INFO L255 TraceCheckSpWp]: Trace formula consists of 3148 conjuncts, 150 conjuncts are in the unsatisfiable core [2024-11-09 00:14:27,557 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:14:31,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:14:31,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-09 00:14:34,804 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:14:37,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:14:37,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:37,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-09 00:14:37,955 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-09 00:14:37,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:14:37,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:37,958 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:37,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:37,962 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:37,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df5f213-a013-454c-a9e8-89dc55328da4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:14:58,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:58,740 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:15:02,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:15:02,465 INFO L255 TraceCheckSpWp]: Trace formula consists of 4679 conjuncts, 234 conjuncts are in the unsatisfiable core [2024-11-09 00:15:02,509 INFO L278 TraceCheckSpWp]: Computing forward predicates...