./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal19.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_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/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_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal19.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/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_f823b7b9-bf62-4993-b261-bc04867f0198/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 c02d5db5546e08fe12cd31c9475129f9cc962e266153662a7cb90b275170067a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:10:31,250 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:10:31,334 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 22:10:31,339 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:10:31,340 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:10:31,364 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:10:31,365 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:10:31,366 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:10:31,367 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:10:31,367 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:10:31,368 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:10:31,368 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:10:31,369 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:10:31,369 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:10:31,370 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:10:31,370 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:10:31,370 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:10:31,371 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:10:31,371 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:10:31,372 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:10:31,372 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:10:31,375 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:10:31,376 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:10:31,376 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:10:31,377 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:10:31,377 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:10:31,377 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:10:31,378 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:10:31,378 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:10:31,378 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:10:31,379 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_f823b7b9-bf62-4993-b261-bc04867f0198/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c02d5db5546e08fe12cd31c9475129f9cc962e266153662a7cb90b275170067a [2024-11-08 22:10:31,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:10:31,767 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:10:31,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:10:31,773 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:10:31,774 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:10:31,776 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal19.c Unable to find full path for "g++" [2024-11-08 22:10:34,112 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:10:34,502 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:10:34,503 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal19.c [2024-11-08 22:10:34,537 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/data/6b39300e0/8ef4fa81b8a3418b956faa788b4878c8/FLAGc54040214 [2024-11-08 22:10:34,683 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/data/6b39300e0/8ef4fa81b8a3418b956faa788b4878c8 [2024-11-08 22:10:34,686 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:10:34,688 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:10:34,690 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:10:34,691 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:10:34,704 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:10:34,705 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:10:34" (1/1) ... [2024-11-08 22:10:34,711 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fe62573 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:34, skipping insertion in model container [2024-11-08 22:10:34,711 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:10:34" (1/1) ... [2024-11-08 22:10:34,796 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:10:35,101 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_f823b7b9-bf62-4993-b261-bc04867f0198/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal19.c[1245,1258] [2024-11-08 22:10:35,605 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:10:35,618 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:10:35,635 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_f823b7b9-bf62-4993-b261-bc04867f0198/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal19.c[1245,1258] [2024-11-08 22:10:35,961 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:10:35,986 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:10:35,987 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:35 WrapperNode [2024-11-08 22:10:35,987 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:10:35,989 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:10:35,989 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:10:35,989 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:10:35,998 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:35" (1/1) ... [2024-11-08 22:10:36,065 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:35" (1/1) ... [2024-11-08 22:10:36,636 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3559 [2024-11-08 22:10:36,636 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:10:36,638 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:10:36,638 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:10:36,639 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:10:36,651 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:35" (1/1) ... [2024-11-08 22:10:36,651 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:35" (1/1) ... [2024-11-08 22:10:36,818 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:35" (1/1) ... [2024-11-08 22:10:36,822 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:35" (1/1) ... [2024-11-08 22:10:36,999 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:35" (1/1) ... [2024-11-08 22:10:37,051 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:35" (1/1) ... [2024-11-08 22:10:37,120 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:35" (1/1) ... [2024-11-08 22:10:37,150 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:35" (1/1) ... [2024-11-08 22:10:37,270 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:10:37,272 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:10:37,272 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:10:37,272 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:10:37,273 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:35" (1/1) ... [2024-11-08 22:10:37,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:10:37,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:10:37,317 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:10:37,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:10:37,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:10:37,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:10:37,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:10:37,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:10:37,878 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:10:37,881 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:10:43,704 INFO L? ?]: Removed 1995 outVars from TransFormulas that were not future-live. [2024-11-08 22:10:43,705 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:10:50,835 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:10:50,836 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:10:50,836 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:10:50 BoogieIcfgContainer [2024-11-08 22:10:50,836 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:10:50,837 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:10:50,838 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:10:50,849 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:10:50,850 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:10:50" (1/1) ... [2024-11-08 22:10:50,862 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:10:50,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:50,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 22:10:50,937 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 22:10:50,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:10:50,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:50,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:11:04,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:11:04,673 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:11:13,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:11:23,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:11:23,737 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 22:11:23,746 INFO L158 Benchmark]: Toolchain (without parser) took 49052.70ms. Allocated memory was 163.6MB in the beginning and 3.0GB in the end (delta: 2.8GB). Free memory was 128.9MB in the beginning and 2.1GB in the end (delta: -2.0GB). Peak memory consumption was 838.2MB. Max. memory is 16.1GB. [2024-11-08 22:11:23,747 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 107.0MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:11:23,747 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1297.58ms. Allocated memory is still 163.6MB. Free memory was 128.9MB in the beginning and 107.8MB in the end (delta: 21.1MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. [2024-11-08 22:11:23,748 INFO L158 Benchmark]: Boogie Procedure Inliner took 648.15ms. Allocated memory was 163.6MB in the beginning and 276.8MB in the end (delta: 113.2MB). Free memory was 107.8MB in the beginning and 179.9MB in the end (delta: -72.1MB). Peak memory consumption was 101.0MB. Max. memory is 16.1GB. [2024-11-08 22:11:23,751 INFO L158 Benchmark]: Boogie Preprocessor took 632.41ms. Allocated memory is still 276.8MB. Free memory was 179.9MB in the beginning and 146.6MB in the end (delta: 33.3MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-11-08 22:11:23,752 INFO L158 Benchmark]: RCFGBuilder took 13564.59ms. Allocated memory was 276.8MB in the beginning and 1.2GB in the end (delta: 956.3MB). Free memory was 146.1MB in the beginning and 814.0MB in the end (delta: -667.9MB). Peak memory consumption was 485.5MB. Max. memory is 16.1GB. [2024-11-08 22:11:23,754 INFO L158 Benchmark]: CodeCheck took 32902.92ms. Allocated memory was 1.2GB in the beginning and 3.0GB in the end (delta: 1.8GB). Free memory was 814.0MB in the beginning and 2.1GB in the end (delta: -1.3GB). Peak memory consumption was 454.0MB. Max. memory is 16.1GB. [2024-11-08 22:11:23,760 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 0.46ms. Allocated memory is still 107.0MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1297.58ms. Allocated memory is still 163.6MB. Free memory was 128.9MB in the beginning and 107.8MB in the end (delta: 21.1MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 648.15ms. Allocated memory was 163.6MB in the beginning and 276.8MB in the end (delta: 113.2MB). Free memory was 107.8MB in the beginning and 179.9MB in the end (delta: -72.1MB). Peak memory consumption was 101.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 632.41ms. Allocated memory is still 276.8MB. Free memory was 179.9MB in the beginning and 146.6MB in the end (delta: 33.3MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * RCFGBuilder took 13564.59ms. Allocated memory was 276.8MB in the beginning and 1.2GB in the end (delta: 956.3MB). Free memory was 146.1MB in the beginning and 814.0MB in the end (delta: -667.9MB). Peak memory consumption was 485.5MB. Max. memory is 16.1GB. * CodeCheck took 32902.92ms. Allocated memory was 1.2GB in the beginning and 3.0GB in the end (delta: 1.8GB). Free memory was 814.0MB in the beginning and 2.1GB in the end (delta: -1.3GB). Peak memory consumption was 454.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:11:23,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/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_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/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_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal19.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/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_f823b7b9-bf62-4993-b261-bc04867f0198/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 c02d5db5546e08fe12cd31c9475129f9cc962e266153662a7cb90b275170067a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:11:26,805 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:11:26,929 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-08 22:11:26,993 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:11:26,994 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:11:26,995 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:11:26,996 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:11:26,996 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:11:26,997 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:11:26,997 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:11:26,998 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:11:26,998 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:11:26,999 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:11:27,001 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:11:27,001 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:11:27,002 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:11:27,003 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:11:27,004 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:11:27,004 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:11:27,005 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:11:27,009 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:11:27,010 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:11:27,010 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:11:27,010 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:11:27,011 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:11:27,011 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:11:27,011 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:11:27,012 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:11:27,012 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:11:27,012 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:11:27,013 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:11:27,015 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:11:27,015 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:11:27,015 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_f823b7b9-bf62-4993-b261-bc04867f0198/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c02d5db5546e08fe12cd31c9475129f9cc962e266153662a7cb90b275170067a [2024-11-08 22:11:27,470 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:11:27,502 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:11:27,506 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:11:27,508 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:11:27,512 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:11:27,513 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal19.c Unable to find full path for "g++" [2024-11-08 22:11:30,152 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:11:30,642 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:11:30,643 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal19.c [2024-11-08 22:11:30,670 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/data/e3f874050/7c25855f7e234b26aace916c8fffdad1/FLAGca10baf66 [2024-11-08 22:11:30,731 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/data/e3f874050/7c25855f7e234b26aace916c8fffdad1 [2024-11-08 22:11:30,734 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:11:30,736 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:11:30,738 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:11:30,738 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:11:30,744 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:11:30,745 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:11:30" (1/1) ... [2024-11-08 22:11:30,746 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71ac1277 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:30, skipping insertion in model container [2024-11-08 22:11:30,746 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:11:30" (1/1) ... [2024-11-08 22:11:30,823 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:11:31,193 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_f823b7b9-bf62-4993-b261-bc04867f0198/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal19.c[1245,1258] [2024-11-08 22:11:31,687 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:11:31,704 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:11:31,721 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_f823b7b9-bf62-4993-b261-bc04867f0198/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal19.c[1245,1258] [2024-11-08 22:11:31,930 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:11:31,953 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:11:31,954 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:31 WrapperNode [2024-11-08 22:11:31,957 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:11:31,958 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:11:31,959 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:11:31,959 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:11:31,967 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:31" (1/1) ... [2024-11-08 22:11:32,003 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:31" (1/1) ... [2024-11-08 22:11:32,102 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1457 [2024-11-08 22:11:32,102 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:11:32,103 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:11:32,103 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:11:32,103 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:11:32,115 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:31" (1/1) ... [2024-11-08 22:11:32,115 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:31" (1/1) ... [2024-11-08 22:11:32,131 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:31" (1/1) ... [2024-11-08 22:11:32,131 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:31" (1/1) ... [2024-11-08 22:11:32,237 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:31" (1/1) ... [2024-11-08 22:11:32,247 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:31" (1/1) ... [2024-11-08 22:11:32,266 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:31" (1/1) ... [2024-11-08 22:11:32,274 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:31" (1/1) ... [2024-11-08 22:11:32,291 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:11:32,292 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:11:32,292 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:11:32,293 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:11:32,294 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:11:31" (1/1) ... [2024-11-08 22:11:32,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:11:32,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:11:32,350 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:11:32,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:11:32,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:11:32,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:11:32,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:11:32,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:11:32,831 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:11:32,834 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:11:36,172 INFO L? ?]: Removed 708 outVars from TransFormulas that were not future-live. [2024-11-08 22:11:36,173 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:11:36,283 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:11:36,284 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:11:36,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:11:36 BoogieIcfgContainer [2024-11-08 22:11:36,284 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:11:36,285 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:11:36,286 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:11:36,299 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:11:36,299 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:11:36" (1/1) ... [2024-11-08 22:11:36,313 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:11:36,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:11:36,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 22:11:36,392 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 22:11:36,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:11:36,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:11:36,395 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:11:36,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:11:36,402 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:11:36,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:11:37,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:11:37,945 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:11:38,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:11:38,518 INFO L255 TraceCheckSpWp]: Trace formula consists of 782 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 22:11:38,530 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:11:38,807 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 22:11:38,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 22:11:39,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:11:39,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-08 22:11:39,895 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-08 22:11:39,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:11:39,896 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:11:39,896 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:11:39,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:11:39,900 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:11:39,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:11:42,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:11:42,692 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:11:43,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:11:43,664 INFO L255 TraceCheckSpWp]: Trace formula consists of 1483 conjuncts, 66 conjuncts are in the unsatisfiable core [2024-11-08 22:11:43,687 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:11:45,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:11:45,261 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 22:11:47,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:11:47,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-08 22:11:47,546 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-08 22:11:47,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:11:47,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:11:47,548 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:11:47,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:11:47,551 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:11:47,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f823b7b9-bf62-4993-b261-bc04867f0198/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 22:11:54,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:11:54,370 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:11:56,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:11:56,195 INFO L255 TraceCheckSpWp]: Trace formula consists of 2184 conjuncts, 143 conjuncts are in the unsatisfiable core [2024-11-08 22:11:56,236 INFO L278 TraceCheckSpWp]: Computing forward predicates...