./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_two_p2.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_357ef6ea-fb64-4084-8127-d019cdeac361/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/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_357ef6ea-fb64-4084-8127-d019cdeac361/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_two_p2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/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_357ef6ea-fb64-4084-8127-d019cdeac361/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 8026e8fad442d359c5ad25f6b8e6c64a8eb4f5fda678822051ba0bded2a5b47e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:05:54,326 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:05:54,441 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 22:05:54,450 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:05:54,450 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:05:54,491 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:05:54,492 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:05:54,493 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:05:54,494 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:05:54,496 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:05:54,496 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:05:54,497 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:05:54,497 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:05:54,498 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:05:54,498 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:05:54,499 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:05:54,499 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:05:54,502 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:05:54,503 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:05:54,503 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:05:54,504 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:05:54,505 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:05:54,505 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:05:54,506 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:05:54,506 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:54,510 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:05:54,511 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:05:54,511 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:05:54,512 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:05:54,512 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:05:54,513 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_357ef6ea-fb64-4084-8127-d019cdeac361/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8026e8fad442d359c5ad25f6b8e6c64a8eb4f5fda678822051ba0bded2a5b47e [2024-11-08 22:05:54,899 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:05:54,931 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:05:54,934 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:05:54,936 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:05:54,938 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:05:54,939 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_two_p2.c Unable to find full path for "g++" [2024-11-08 22:05:57,005 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:05:57,398 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:05:57,400 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_two_p2.c [2024-11-08 22:05:57,429 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/bin/ukojak-verify-ImItNfHLgk/data/db86a85af/7816efcd94a7494a817c2279cf6b91dd/FLAG997acaea5 [2024-11-08 22:05:57,584 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/bin/ukojak-verify-ImItNfHLgk/data/db86a85af/7816efcd94a7494a817c2279cf6b91dd [2024-11-08 22:05:57,589 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:05:57,591 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:05:57,594 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:57,596 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:05:57,603 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:05:57,604 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,605 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ff6f76f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57, skipping insertion in model container [2024-11-08 22:05:57,606 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,694 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:05:57,992 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_357ef6ea-fb64-4084-8127-d019cdeac361/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_two_p2.c[1257,1270] [2024-11-08 22:05:58,544 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:58,584 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:05:58,601 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_357ef6ea-fb64-4084-8127-d019cdeac361/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_two_p2.c[1257,1270] [2024-11-08 22:05:58,873 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:58,902 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:05:58,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:58 WrapperNode [2024-11-08 22:05:58,903 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:58,905 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:58,905 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:05:58,905 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:05:58,915 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:58" (1/1) ... [2024-11-08 22:05:58,975 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:58" (1/1) ... [2024-11-08 22:05:59,620 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3698 [2024-11-08 22:05:59,621 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:59,622 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:05:59,622 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:05:59,622 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:05:59,635 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:58" (1/1) ... [2024-11-08 22:05:59,636 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:58" (1/1) ... [2024-11-08 22:05:59,858 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:58" (1/1) ... [2024-11-08 22:05:59,860 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:58" (1/1) ... [2024-11-08 22:06:00,048 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:58" (1/1) ... [2024-11-08 22:06:00,089 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:58" (1/1) ... [2024-11-08 22:06:00,147 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:58" (1/1) ... [2024-11-08 22:06:00,164 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:58" (1/1) ... [2024-11-08 22:06:00,265 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:06:00,267 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:06:00,267 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:06:00,267 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:06:00,268 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:58" (1/1) ... [2024-11-08 22:06:00,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:00,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:06:00,313 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:06:00,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:06:00,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:06:00,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:06:00,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:06:00,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:06:00,937 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:06:00,940 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:06:05,931 INFO L? ?]: Removed 2341 outVars from TransFormulas that were not future-live. [2024-11-08 22:06:05,931 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:06:13,409 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:06:13,409 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:06:13,410 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:13 BoogieIcfgContainer [2024-11-08 22:06:13,410 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:06:13,411 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:06:13,411 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:06:13,422 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:06:13,422 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:13" (1/1) ... [2024-11-08 22:06:13,432 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:06:13,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:13,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 22:06:13,488 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 22:06:13,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:06:13,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:13,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:19,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:19,291 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:06:23,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:33,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:33,474 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 22:06:33,484 INFO L158 Benchmark]: Toolchain (without parser) took 35887.60ms. Allocated memory was 151.0MB in the beginning and 2.5GB in the end (delta: 2.4GB). Free memory was 114.0MB in the beginning and 2.0GB in the end (delta: -1.9GB). Peak memory consumption was 426.9MB. Max. memory is 16.1GB. [2024-11-08 22:06:33,485 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 113.2MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:33,485 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1309.61ms. Allocated memory is still 151.0MB. Free memory was 114.0MB in the beginning and 85.3MB in the end (delta: 28.8MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. [2024-11-08 22:06:33,486 INFO L158 Benchmark]: Boogie Procedure Inliner took 716.02ms. Allocated memory was 151.0MB in the beginning and 264.2MB in the end (delta: 113.2MB). Free memory was 85.3MB in the beginning and 154.5MB in the end (delta: -69.2MB). Peak memory consumption was 72.2MB. Max. memory is 16.1GB. [2024-11-08 22:06:33,487 INFO L158 Benchmark]: Boogie Preprocessor took 643.70ms. Allocated memory is still 264.2MB. Free memory was 154.5MB in the beginning and 146.2MB in the end (delta: 8.3MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-11-08 22:06:33,496 INFO L158 Benchmark]: RCFGBuilder took 13143.75ms. Allocated memory was 264.2MB in the beginning and 1.3GB in the end (delta: 987.8MB). Free memory was 146.2MB in the beginning and 882.3MB in the end (delta: -736.1MB). Peak memory consumption was 469.7MB. Max. memory is 16.1GB. [2024-11-08 22:06:33,501 INFO L158 Benchmark]: CodeCheck took 20066.93ms. Allocated memory was 1.3GB in the beginning and 2.5GB in the end (delta: 1.3GB). Free memory was 882.3MB in the beginning and 2.0GB in the end (delta: -1.2GB). Peak memory consumption was 96.5MB. Max. memory is 16.1GB. [2024-11-08 22:06:33,513 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 0.38ms. Allocated memory is still 113.2MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1309.61ms. Allocated memory is still 151.0MB. Free memory was 114.0MB in the beginning and 85.3MB in the end (delta: 28.8MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 716.02ms. Allocated memory was 151.0MB in the beginning and 264.2MB in the end (delta: 113.2MB). Free memory was 85.3MB in the beginning and 154.5MB in the end (delta: -69.2MB). Peak memory consumption was 72.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 643.70ms. Allocated memory is still 264.2MB. Free memory was 154.5MB in the beginning and 146.2MB in the end (delta: 8.3MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * RCFGBuilder took 13143.75ms. Allocated memory was 264.2MB in the beginning and 1.3GB in the end (delta: 987.8MB). Free memory was 146.2MB in the beginning and 882.3MB in the end (delta: -736.1MB). Peak memory consumption was 469.7MB. Max. memory is 16.1GB. * CodeCheck took 20066.93ms. Allocated memory was 1.3GB in the beginning and 2.5GB in the end (delta: 1.3GB). Free memory was 882.3MB in the beginning and 2.0GB in the end (delta: -1.2GB). Peak memory consumption was 96.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:06:33,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/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_357ef6ea-fb64-4084-8127-d019cdeac361/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_two_p2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/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_357ef6ea-fb64-4084-8127-d019cdeac361/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 8026e8fad442d359c5ad25f6b8e6c64a8eb4f5fda678822051ba0bded2a5b47e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:06:36,548 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:06:36,683 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-08 22:06:36,732 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:06:36,735 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:06:36,736 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:06:36,737 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:06:36,738 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:06:36,738 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:06:36,740 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:06:36,741 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:06:36,741 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:06:36,742 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:06:36,743 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:06:36,745 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:06:36,746 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:06:36,746 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:06:36,747 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:06:36,747 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:06:36,748 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:06:36,748 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:06:36,753 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:06:36,753 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:06:36,754 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:06:36,754 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:06:36,754 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:06:36,755 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:36,755 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:06:36,756 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:06:36,756 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:06:36,758 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:06:36,759 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:06:36,759 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:06:36,760 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_357ef6ea-fb64-4084-8127-d019cdeac361/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8026e8fad442d359c5ad25f6b8e6c64a8eb4f5fda678822051ba0bded2a5b47e [2024-11-08 22:06:37,272 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:06:37,311 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:06:37,315 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:06:37,317 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:06:37,321 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:06:37,323 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_two_p2.c Unable to find full path for "g++" [2024-11-08 22:06:39,754 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:06:40,287 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:06:40,287 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_two_p2.c [2024-11-08 22:06:40,316 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/bin/ukojak-verify-ImItNfHLgk/data/3da8d2320/39e9124a8c74435c8be522de69967c55/FLAGb0c80c837 [2024-11-08 22:06:40,342 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/bin/ukojak-verify-ImItNfHLgk/data/3da8d2320/39e9124a8c74435c8be522de69967c55 [2024-11-08 22:06:40,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:06:40,348 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:06:40,352 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:40,352 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:06:40,358 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:06:40,359 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:40" (1/1) ... [2024-11-08 22:06:40,361 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3649b98a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:40, skipping insertion in model container [2024-11-08 22:06:40,362 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:40" (1/1) ... [2024-11-08 22:06:40,472 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:06:40,842 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_357ef6ea-fb64-4084-8127-d019cdeac361/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_two_p2.c[1257,1270] [2024-11-08 22:06:41,282 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:41,313 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:06:41,325 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_357ef6ea-fb64-4084-8127-d019cdeac361/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_two_p2.c[1257,1270] [2024-11-08 22:06:41,548 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:41,571 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:06:41,571 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:41 WrapperNode [2024-11-08 22:06:41,572 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:41,573 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:41,573 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:06:41,574 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:06:41,583 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:41" (1/1) ... [2024-11-08 22:06:41,624 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:41" (1/1) ... [2024-11-08 22:06:41,811 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1636 [2024-11-08 22:06:41,812 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:41,814 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:06:41,815 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:06:41,815 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:06:41,827 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:41" (1/1) ... [2024-11-08 22:06:41,828 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:41" (1/1) ... [2024-11-08 22:06:41,848 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:41" (1/1) ... [2024-11-08 22:06:41,848 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:41" (1/1) ... [2024-11-08 22:06:41,903 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:41" (1/1) ... [2024-11-08 22:06:41,909 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:41" (1/1) ... [2024-11-08 22:06:41,917 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:41" (1/1) ... [2024-11-08 22:06:41,925 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:41" (1/1) ... [2024-11-08 22:06:41,953 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:06:41,954 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:06:41,954 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:06:41,954 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:06:41,955 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:41" (1/1) ... [2024-11-08 22:06:41,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:41,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:06:42,000 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:06:42,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:06:42,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:06:42,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:06:42,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:06:42,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:06:42,567 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:06:42,570 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:06:46,730 INFO L? ?]: Removed 660 outVars from TransFormulas that were not future-live. [2024-11-08 22:06:46,731 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:06:46,838 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:06:46,838 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:06:46,839 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:46 BoogieIcfgContainer [2024-11-08 22:06:46,839 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:06:46,840 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:06:46,841 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:06:46,853 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:06:46,853 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:46" (1/1) ... [2024-11-08 22:06:46,866 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:06:46,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:46,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 22:06:46,946 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 22:06:46,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:06:46,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:46,950 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:06:46,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:06:46,955 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:06:46,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:06:48,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:48,547 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:06:49,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:49,057 INFO L255 TraceCheckSpWp]: Trace formula consists of 671 conjuncts, 276 conjuncts are in the unsatisfiable core [2024-11-08 22:06:49,112 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:57,223 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 22:06:57,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:06:57,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:57,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-08 22:06:57,700 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-08 22:06:57,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:06:57,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:57,704 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:06:57,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:06:57,707 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:06:57,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357ef6ea-fb64-4084-8127-d019cdeac361/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:07:00,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:00,096 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:07:00,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:00,983 INFO L255 TraceCheckSpWp]: Trace formula consists of 1313 conjuncts, 336 conjuncts are in the unsatisfiable core [2024-11-08 22:07:01,108 INFO L278 TraceCheckSpWp]: Computing forward predicates...