./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal11.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/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_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/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_ae53c6c9-222f-488e-ad83-31fab0cc9504/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 540d3c0609d7405bda84fb1e4871377b6f878aecec1441e3a226cb07c87fae75 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:06:44,409 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:06:44,496 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-09 00:06:44,503 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:06:44,504 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:06:44,542 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:06:44,542 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:06:44,543 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:06:44,543 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:06:44,544 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:06:44,544 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:06:44,546 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:06:44,546 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:06:44,547 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:06:44,547 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:06:44,548 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:06:44,548 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:06:44,548 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:06:44,549 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:06:44,549 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:06:44,552 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:06:44,555 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:06:44,555 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:06:44,556 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:06:44,556 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:06:44,556 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:06:44,556 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:06:44,557 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:06:44,557 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:06:44,557 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:06:44,557 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_ae53c6c9-222f-488e-ad83-31fab0cc9504/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 540d3c0609d7405bda84fb1e4871377b6f878aecec1441e3a226cb07c87fae75 [2024-11-09 00:06:44,841 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:06:44,873 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:06:44,877 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:06:44,880 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:06:44,880 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:06:44,882 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal11.c Unable to find full path for "g++" [2024-11-09 00:06:46,826 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:06:47,159 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:06:47,160 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal11.c [2024-11-09 00:06:47,176 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/data/cb0d9b714/dcf37202dbb84a91ab4c4c6d32bb03ac/FLAG0e650cfe8 [2024-11-09 00:06:47,207 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/data/cb0d9b714/dcf37202dbb84a91ab4c4c6d32bb03ac [2024-11-09 00:06:47,213 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:06:47,216 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:06:47,217 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:06:47,217 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:06:47,224 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:06:47,225 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:06:47" (1/1) ... [2024-11-09 00:06:47,227 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31babdd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:06:47, skipping insertion in model container [2024-11-09 00:06:47,228 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:06:47" (1/1) ... [2024-11-09 00:06:47,314 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:06:47,546 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_ae53c6c9-222f-488e-ad83-31fab0cc9504/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal11.c[1245,1258] [2024-11-09 00:06:47,952 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:06:47,967 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:06:47,982 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_ae53c6c9-222f-488e-ad83-31fab0cc9504/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal11.c[1245,1258] [2024-11-09 00:06:48,288 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:06:48,304 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:06:48,305 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:06:48 WrapperNode [2024-11-09 00:06:48,305 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:06:48,306 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:06:48,306 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:06:48,306 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:06:48,312 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:06:48" (1/1) ... [2024-11-09 00:06:48,373 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:06:48" (1/1) ... [2024-11-09 00:06:48,913 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3742 [2024-11-09 00:06:48,914 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:06:48,914 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:06:48,915 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:06:48,915 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:06:48,925 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:06:48" (1/1) ... [2024-11-09 00:06:48,925 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:06:48" (1/1) ... [2024-11-09 00:06:49,020 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:06:48" (1/1) ... [2024-11-09 00:06:49,021 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:06:48" (1/1) ... [2024-11-09 00:06:49,255 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:06:48" (1/1) ... [2024-11-09 00:06:49,277 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:06:48" (1/1) ... [2024-11-09 00:06:49,309 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:06:48" (1/1) ... [2024-11-09 00:06:49,326 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:06:48" (1/1) ... [2024-11-09 00:06:49,419 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:06:49,420 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:06:49,420 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:06:49,420 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:06:49,422 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:06:48" (1/1) ... [2024-11-09 00:06:49,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:06:49,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:06:49,506 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:06:49,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:06:49,537 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:06:49,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:06:49,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:06:49,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:06:49,908 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:06:49,911 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:06:54,938 INFO L? ?]: Removed 2085 outVars from TransFormulas that were not future-live. [2024-11-09 00:06:54,939 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:07:01,518 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:07:01,519 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:07:01,520 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:07:01 BoogieIcfgContainer [2024-11-09 00:07:01,520 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:07:01,521 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:07:01,522 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:07:01,533 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:07:01,533 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:07:01" (1/1) ... [2024-11-09 00:07:01,545 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:07:01,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:07:01,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-09 00:07:01,612 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-09 00:07:01,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:07:01,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:07:01,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:07:20,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:07:20,216 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:07:33,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:07:44,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:07:44,419 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 00:07:44,425 INFO L158 Benchmark]: Toolchain (without parser) took 57207.81ms. Allocated memory was 180.4MB in the beginning and 3.6GB in the end (delta: 3.4GB). Free memory was 149.1MB in the beginning and 2.0GB in the end (delta: -1.8GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2024-11-09 00:07:44,425 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 115.3MB. Free memory is still 62.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:07:44,426 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1087.77ms. Allocated memory is still 180.4MB. Free memory was 148.7MB in the beginning and 124.6MB in the end (delta: 24.2MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. [2024-11-09 00:07:44,427 INFO L158 Benchmark]: Boogie Procedure Inliner took 608.32ms. Allocated memory is still 180.4MB. Free memory was 123.5MB in the beginning and 72.7MB in the end (delta: 50.9MB). Peak memory consumption was 77.1MB. Max. memory is 16.1GB. [2024-11-09 00:07:44,428 INFO L158 Benchmark]: Boogie Preprocessor took 504.45ms. Allocated memory was 180.4MB in the beginning and 339.7MB in the end (delta: 159.4MB). Free memory was 72.7MB in the beginning and 212.8MB in the end (delta: -140.1MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. [2024-11-09 00:07:44,428 INFO L158 Benchmark]: RCFGBuilder took 12100.79ms. Allocated memory was 339.7MB in the beginning and 1.4GB in the end (delta: 1.1GB). Free memory was 212.8MB in the beginning and 880.1MB in the end (delta: -667.3MB). Peak memory consumption was 500.2MB. Max. memory is 16.1GB. [2024-11-09 00:07:44,429 INFO L158 Benchmark]: CodeCheck took 42901.68ms. Allocated memory was 1.4GB in the beginning and 3.6GB in the end (delta: 2.2GB). Free memory was 880.1MB in the beginning and 2.0GB in the end (delta: -1.1GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-11-09 00:07:44,433 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 0.37ms. Allocated memory is still 115.3MB. Free memory is still 62.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1087.77ms. Allocated memory is still 180.4MB. Free memory was 148.7MB in the beginning and 124.6MB in the end (delta: 24.2MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 608.32ms. Allocated memory is still 180.4MB. Free memory was 123.5MB in the beginning and 72.7MB in the end (delta: 50.9MB). Peak memory consumption was 77.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 504.45ms. Allocated memory was 180.4MB in the beginning and 339.7MB in the end (delta: 159.4MB). Free memory was 72.7MB in the beginning and 212.8MB in the end (delta: -140.1MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. * RCFGBuilder took 12100.79ms. Allocated memory was 339.7MB in the beginning and 1.4GB in the end (delta: 1.1GB). Free memory was 212.8MB in the beginning and 880.1MB in the end (delta: -667.3MB). Peak memory consumption was 500.2MB. Max. memory is 16.1GB. * CodeCheck took 42901.68ms. Allocated memory was 1.4GB in the beginning and 3.6GB in the end (delta: 2.2GB). Free memory was 880.1MB in the beginning and 2.0GB in the end (delta: -1.1GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:07:44,486 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/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_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/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_ae53c6c9-222f-488e-ad83-31fab0cc9504/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 540d3c0609d7405bda84fb1e4871377b6f878aecec1441e3a226cb07c87fae75 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:07:47,254 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:07:47,353 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-09 00:07:47,400 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:07:47,401 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:07:47,402 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:07:47,403 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:07:47,403 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:07:47,404 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:07:47,405 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:07:47,406 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:07:47,406 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:07:47,407 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:07:47,407 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:07:47,407 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:07:47,410 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:07:47,410 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:07:47,410 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:07:47,410 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:07:47,411 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:07:47,411 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:07:47,416 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:07:47,416 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:07:47,416 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:07:47,416 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:07:47,417 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:07:47,417 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:07:47,417 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:07:47,417 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:07:47,418 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:07:47,419 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:07:47,420 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:07:47,420 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:07:47,420 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_ae53c6c9-222f-488e-ad83-31fab0cc9504/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 540d3c0609d7405bda84fb1e4871377b6f878aecec1441e3a226cb07c87fae75 [2024-11-09 00:07:47,836 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:07:47,861 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:07:47,870 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:07:47,872 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:07:47,872 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:07:47,874 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal11.c Unable to find full path for "g++" [2024-11-09 00:07:50,081 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:07:50,453 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:07:50,454 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal11.c [2024-11-09 00:07:50,479 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/data/6dd7aa779/bb6997f999cf4ed5877e9fe5913a6609/FLAG4ed2a242e [2024-11-09 00:07:50,500 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/data/6dd7aa779/bb6997f999cf4ed5877e9fe5913a6609 [2024-11-09 00:07:50,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:07:50,504 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:07:50,507 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:07:50,508 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:07:50,513 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:07:50,514 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:07:50" (1/1) ... [2024-11-09 00:07:50,515 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b67a45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:50, skipping insertion in model container [2024-11-09 00:07:50,517 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:07:50" (1/1) ... [2024-11-09 00:07:50,606 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:07:50,849 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_ae53c6c9-222f-488e-ad83-31fab0cc9504/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal11.c[1245,1258] [2024-11-09 00:07:51,286 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:07:51,298 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:07:51,311 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_ae53c6c9-222f-488e-ad83-31fab0cc9504/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal11.c[1245,1258] [2024-11-09 00:07:51,572 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:07:51,594 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:07:51,595 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:51 WrapperNode [2024-11-09 00:07:51,595 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:07:51,596 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:07:51,596 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:07:51,597 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:07:51,606 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:51" (1/1) ... [2024-11-09 00:07:51,663 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:51" (1/1) ... [2024-11-09 00:07:51,778 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1544 [2024-11-09 00:07:51,778 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:07:51,779 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:07:51,779 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:07:51,780 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:07:51,789 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:51" (1/1) ... [2024-11-09 00:07:51,789 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:51" (1/1) ... [2024-11-09 00:07:51,807 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:51" (1/1) ... [2024-11-09 00:07:51,807 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:51" (1/1) ... [2024-11-09 00:07:51,879 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:51" (1/1) ... [2024-11-09 00:07:51,888 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:51" (1/1) ... [2024-11-09 00:07:51,900 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:51" (1/1) ... [2024-11-09 00:07:51,914 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:51" (1/1) ... [2024-11-09 00:07:51,933 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:07:51,934 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:07:51,934 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:07:51,934 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:07:51,935 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:07:51" (1/1) ... [2024-11-09 00:07:51,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:07:51,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:07:51,966 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:07:51,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:07:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:07:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:07:52,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:07:52,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:07:52,354 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:07:52,357 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:07:55,204 INFO L? ?]: Removed 949 outVars from TransFormulas that were not future-live. [2024-11-09 00:07:55,205 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:07:55,297 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:07:55,297 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:07:55,298 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:07:55 BoogieIcfgContainer [2024-11-09 00:07:55,298 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:07:55,299 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:07:55,299 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:07:55,309 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:07:55,309 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:07:55" (1/1) ... [2024-11-09 00:07:55,319 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:07:55,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:07:55,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-09 00:07:55,379 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-09 00:07:55,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:07:55,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:07:55,383 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:07:55,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:07:55,387 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:07:55,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:07:56,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:56,773 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:07:57,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:57,338 INFO L255 TraceCheckSpWp]: Trace formula consists of 1014 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:07:57,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:07:57,502 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 00:07:57,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-09 00:07:58,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:07:58,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-09 00:07:58,932 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-09 00:07:58,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:07:58,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:07:58,933 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:07:58,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:07:58,937 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:07:58,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:08:07,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:07,456 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:08:08,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:08,712 INFO L255 TraceCheckSpWp]: Trace formula consists of 1948 conjuncts, 169 conjuncts are in the unsatisfiable core [2024-11-09 00:08:08,742 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:08:11,937 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 00:08:11,962 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:08:14,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:14,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-09 00:08:14,669 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-09 00:08:14,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:08:14,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:14,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:14,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:08:14,673 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:08:14,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae53c6c9-222f-488e-ad83-31fab0cc9504/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:08:35,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:35,085 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:08:37,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:37,651 INFO L255 TraceCheckSpWp]: Trace formula consists of 2882 conjuncts, 442 conjuncts are in the unsatisfiable core [2024-11-09 00:08:37,704 INFO L278 TraceCheckSpWp]: Computing forward predicates...