./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal9.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_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/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_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal9.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/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_a03593a8-7b95-4bde-95a5-69bc69890aa4/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 21ba1e2aac39d30ab80cebcc5810c00ee6372583f3d8403b849f6ba17231dc2d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:41:00,771 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:41:00,859 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 23:41:00,865 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:41:00,866 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:41:00,896 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:41:00,899 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:41:00,900 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:41:00,901 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:41:00,902 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:41:00,902 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:41:00,903 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:41:00,903 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:41:00,903 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:41:00,905 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:41:00,906 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:41:00,906 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:41:00,907 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:41:00,907 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:41:00,907 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:41:00,907 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:41:00,910 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:41:00,911 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:41:00,911 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:41:00,911 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:41:00,912 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:41:00,912 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:41:00,912 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:41:00,912 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:41:00,913 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:41:00,913 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_a03593a8-7b95-4bde-95a5-69bc69890aa4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21ba1e2aac39d30ab80cebcc5810c00ee6372583f3d8403b849f6ba17231dc2d [2024-11-08 23:41:01,230 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:41:01,260 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:41:01,264 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:41:01,266 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:41:01,267 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:41:01,268 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal9.c Unable to find full path for "g++" [2024-11-08 23:41:03,426 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:41:03,713 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:41:03,713 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal9.c [2024-11-08 23:41:03,735 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/data/790eca33e/d8f0210a42e84018a6509143309a79a7/FLAG6082d9ccd [2024-11-08 23:41:03,750 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/data/790eca33e/d8f0210a42e84018a6509143309a79a7 [2024-11-08 23:41:03,753 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:41:03,754 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:41:03,756 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:41:03,756 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:41:03,761 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:41:03,762 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:41:03" (1/1) ... [2024-11-08 23:41:03,763 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17008514 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:03, skipping insertion in model container [2024-11-08 23:41:03,764 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:41:03" (1/1) ... [2024-11-08 23:41:03,839 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:41:04,081 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_a03593a8-7b95-4bde-95a5-69bc69890aa4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal9.c[1244,1257] [2024-11-08 23:41:04,602 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:41:04,613 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:41:04,626 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_a03593a8-7b95-4bde-95a5-69bc69890aa4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal9.c[1244,1257] [2024-11-08 23:41:04,839 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:41:04,860 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:41:04,861 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:04 WrapperNode [2024-11-08 23:41:04,861 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:41:04,862 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:41:04,863 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:41:04,863 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:41:04,871 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:04" (1/1) ... [2024-11-08 23:41:04,928 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:04" (1/1) ... [2024-11-08 23:41:05,455 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3630 [2024-11-08 23:41:05,455 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:41:05,456 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:41:05,457 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:41:05,457 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:41:05,466 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:04" (1/1) ... [2024-11-08 23:41:05,467 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:04" (1/1) ... [2024-11-08 23:41:05,617 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:04" (1/1) ... [2024-11-08 23:41:05,618 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:04" (1/1) ... [2024-11-08 23:41:05,772 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:04" (1/1) ... [2024-11-08 23:41:05,792 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:04" (1/1) ... [2024-11-08 23:41:05,828 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:04" (1/1) ... [2024-11-08 23:41:05,844 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:04" (1/1) ... [2024-11-08 23:41:05,907 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:41:05,908 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:41:05,909 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:41:05,909 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:41:05,910 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:04" (1/1) ... [2024-11-08 23:41:05,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:41:05,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:41:05,939 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:41:05,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:41:06,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:41:06,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:41:06,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:41:06,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:41:06,475 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:41:06,478 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:41:11,380 INFO L? ?]: Removed 2034 outVars from TransFormulas that were not future-live. [2024-11-08 23:41:11,381 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:41:17,450 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:41:17,451 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:41:17,451 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:41:17 BoogieIcfgContainer [2024-11-08 23:41:17,451 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:41:17,452 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:41:17,452 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:41:17,460 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:41:17,460 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:41:17" (1/1) ... [2024-11-08 23:41:17,468 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:41:17,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:41:17,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 23:41:17,525 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 23:41:17,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:41:17,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:41:17,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:41:30,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:41:30,890 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:41:39,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:41:49,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:41:49,619 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) [2024-11-08 23:41:49,625 INFO L158 Benchmark]: Toolchain (without parser) took 45869.40ms. Allocated memory was 127.9MB in the beginning and 2.6GB in the end (delta: 2.5GB). Free memory was 88.1MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 722.8MB. Max. memory is 16.1GB. [2024-11-08 23:41:49,625 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 127.9MB. Free memory is still 97.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:41:49,626 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1105.79ms. Allocated memory was 127.9MB in the beginning and 176.2MB in the end (delta: 48.2MB). Free memory was 88.1MB in the beginning and 112.5MB in the end (delta: -24.4MB). Peak memory consumption was 56.1MB. Max. memory is 16.1GB. [2024-11-08 23:41:49,626 INFO L158 Benchmark]: Boogie Procedure Inliner took 592.89ms. Allocated memory is still 176.2MB. Free memory was 112.5MB in the beginning and 76.6MB in the end (delta: 35.9MB). Peak memory consumption was 84.9MB. Max. memory is 16.1GB. [2024-11-08 23:41:49,626 INFO L158 Benchmark]: Boogie Preprocessor took 451.29ms. Allocated memory is still 176.2MB. Free memory was 76.6MB in the beginning and 49.6MB in the end (delta: 27.0MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2024-11-08 23:41:49,629 INFO L158 Benchmark]: RCFGBuilder took 11542.96ms. Allocated memory was 176.2MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 49.6MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 505.2MB. Max. memory is 16.1GB. [2024-11-08 23:41:49,630 INFO L158 Benchmark]: CodeCheck took 32171.27ms. Allocated memory was 1.4GB in the beginning and 2.6GB in the end (delta: 1.2GB). Free memory was 1.2GB in the beginning and 1.8GB in the end (delta: -666.9MB). Peak memory consumption was 524.3MB. Max. memory is 16.1GB. [2024-11-08 23:41:49,636 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 0.35ms. Allocated memory is still 127.9MB. Free memory is still 97.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1105.79ms. Allocated memory was 127.9MB in the beginning and 176.2MB in the end (delta: 48.2MB). Free memory was 88.1MB in the beginning and 112.5MB in the end (delta: -24.4MB). Peak memory consumption was 56.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 592.89ms. Allocated memory is still 176.2MB. Free memory was 112.5MB in the beginning and 76.6MB in the end (delta: 35.9MB). Peak memory consumption was 84.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 451.29ms. Allocated memory is still 176.2MB. Free memory was 76.6MB in the beginning and 49.6MB in the end (delta: 27.0MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. * RCFGBuilder took 11542.96ms. Allocated memory was 176.2MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 49.6MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 505.2MB. Max. memory is 16.1GB. * CodeCheck took 32171.27ms. Allocated memory was 1.4GB in the beginning and 2.6GB in the end (delta: 1.2GB). Free memory was 1.2GB in the beginning and 1.8GB in the end (delta: -666.9MB). Peak memory consumption was 524.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:41:49,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/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_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/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_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal9.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/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_a03593a8-7b95-4bde-95a5-69bc69890aa4/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 21ba1e2aac39d30ab80cebcc5810c00ee6372583f3d8403b849f6ba17231dc2d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:41:52,181 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:41:52,283 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-08 23:41:52,328 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:41:52,329 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:41:52,329 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:41:52,330 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:41:52,330 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:41:52,331 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:41:52,333 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:41:52,333 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:41:52,334 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:41:52,334 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:41:52,334 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:41:52,335 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:41:52,337 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:41:52,337 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:41:52,338 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:41:52,338 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:41:52,338 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:41:52,339 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:41:52,342 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:41:52,343 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:41:52,343 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:41:52,343 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:41:52,343 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:41:52,344 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:41:52,344 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:41:52,344 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:41:52,345 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:41:52,346 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:41:52,346 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:41:52,346 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:41:52,347 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_a03593a8-7b95-4bde-95a5-69bc69890aa4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21ba1e2aac39d30ab80cebcc5810c00ee6372583f3d8403b849f6ba17231dc2d [2024-11-08 23:41:52,768 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:41:52,798 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:41:52,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:41:52,803 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:41:52,805 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:41:52,807 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal9.c Unable to find full path for "g++" [2024-11-08 23:41:54,868 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:41:55,160 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:41:55,161 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal9.c [2024-11-08 23:41:55,182 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/data/85cb2ed5f/91d8f9164e144f7d9183e2b5c74bb79e/FLAG627732006 [2024-11-08 23:41:55,454 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/data/85cb2ed5f/91d8f9164e144f7d9183e2b5c74bb79e [2024-11-08 23:41:55,457 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:41:55,459 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:41:55,462 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:41:55,463 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:41:55,468 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:41:55,469 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:41:55" (1/1) ... [2024-11-08 23:41:55,471 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7eb9102c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:55, skipping insertion in model container [2024-11-08 23:41:55,472 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:41:55" (1/1) ... [2024-11-08 23:41:55,560 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:41:55,790 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_a03593a8-7b95-4bde-95a5-69bc69890aa4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal9.c[1244,1257] [2024-11-08 23:41:56,237 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:41:56,262 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:41:56,279 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_a03593a8-7b95-4bde-95a5-69bc69890aa4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal9.c[1244,1257] [2024-11-08 23:41:56,497 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:41:56,516 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:41:56,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:56 WrapperNode [2024-11-08 23:41:56,520 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:41:56,522 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:41:56,522 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:41:56,522 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:41:56,530 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:56" (1/1) ... [2024-11-08 23:41:56,565 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:56" (1/1) ... [2024-11-08 23:41:56,637 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1480 [2024-11-08 23:41:56,637 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:41:56,638 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:41:56,638 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:41:56,638 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:41:56,652 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:56" (1/1) ... [2024-11-08 23:41:56,652 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:56" (1/1) ... [2024-11-08 23:41:56,676 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:56" (1/1) ... [2024-11-08 23:41:56,677 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:56" (1/1) ... [2024-11-08 23:41:56,731 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:56" (1/1) ... [2024-11-08 23:41:56,735 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:56" (1/1) ... [2024-11-08 23:41:56,741 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:56" (1/1) ... [2024-11-08 23:41:56,748 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:56" (1/1) ... [2024-11-08 23:41:56,768 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:41:56,768 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:41:56,769 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:41:56,769 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:41:56,770 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:41:56" (1/1) ... [2024-11-08 23:41:56,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:41:56,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:41:56,829 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:41:56,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:41:56,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:41:56,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:41:56,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:41:56,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:41:57,211 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:41:57,214 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:42:00,216 INFO L? ?]: Removed 727 outVars from TransFormulas that were not future-live. [2024-11-08 23:42:00,217 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:42:00,313 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:42:00,313 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:42:00,314 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:42:00 BoogieIcfgContainer [2024-11-08 23:42:00,314 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:42:00,315 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:42:00,315 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:42:00,325 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:42:00,325 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:42:00" (1/1) ... [2024-11-08 23:42:00,336 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:42:00,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:42:00,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 23:42:00,399 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 23:42:00,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:42:00,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:42:00,404 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:42:00,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:42:00,405 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:42:00,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:42:01,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:01,649 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:42:02,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:02,127 INFO L255 TraceCheckSpWp]: Trace formula consists of 801 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 23:42:02,140 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:42:02,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:42:02,369 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 23:42:03,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:42:03,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-08 23:42:03,318 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-08 23:42:03,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:42:03,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:42:03,319 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:42:03,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:42:03,322 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:42:03,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:42:06,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:06,037 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:42:06,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:06,880 INFO L255 TraceCheckSpWp]: Trace formula consists of 1521 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-11-08 23:42:06,901 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:42:08,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:42:08,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:42:10,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:42:10,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-08 23:42:10,694 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-08 23:42:10,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:42:10,696 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:42:10,696 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:42:10,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:42:10,700 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:42:10,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a03593a8-7b95-4bde-95a5-69bc69890aa4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:42:16,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:16,341 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:42:17,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:17,894 INFO L255 TraceCheckSpWp]: Trace formula consists of 2241 conjuncts, 182 conjuncts are in the unsatisfiable core [2024-11-08 23:42:17,927 INFO L278 TraceCheckSpWp]: Computing forward predicates...