./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.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_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/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_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/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_e7856797-b09b-4712-a2a0-8ec0ff64051c/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 24f8a0e9c852c8c27c98f017e17cd03e22f029ed37643ba9157cebc08b066e9c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:45:04,000 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:45:04,068 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 23:45:04,073 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:45:04,074 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:45:04,097 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:45:04,098 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:45:04,098 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:45:04,099 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:45:04,099 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:45:04,100 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:45:04,100 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:45:04,101 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:45:04,101 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:45:04,101 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:45:04,102 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:45:04,102 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:45:04,102 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:45:04,103 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:45:04,103 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:45:04,104 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:45:04,107 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:45:04,107 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:45:04,108 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:45:04,108 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:45:04,108 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:45:04,109 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:45:04,109 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:45:04,109 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:45:04,110 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:45:04,110 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_e7856797-b09b-4712-a2a0-8ec0ff64051c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 24f8a0e9c852c8c27c98f017e17cd03e22f029ed37643ba9157cebc08b066e9c [2024-11-08 23:45:04,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:45:04,388 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:45:04,392 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:45:04,395 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:45:04,396 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:45:04,397 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c Unable to find full path for "g++" [2024-11-08 23:45:06,379 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:45:06,744 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:45:06,744 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c [2024-11-08 23:45:06,765 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/data/44e286e84/8194f6f99e2c4be58b1488f152bc491c/FLAG3584dd433 [2024-11-08 23:45:06,952 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/data/44e286e84/8194f6f99e2c4be58b1488f152bc491c [2024-11-08 23:45:06,954 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:45:06,956 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:45:06,957 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:45:06,957 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:45:06,966 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:45:06,966 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:45:06" (1/1) ... [2024-11-08 23:45:06,967 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cfb3d8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:06, skipping insertion in model container [2024-11-08 23:45:06,967 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:45:06" (1/1) ... [2024-11-08 23:45:07,037 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:45:07,293 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_e7856797-b09b-4712-a2a0-8ec0ff64051c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c[1172,1185] [2024-11-08 23:45:07,778 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:45:07,796 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:45:07,809 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_e7856797-b09b-4712-a2a0-8ec0ff64051c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c[1172,1185] [2024-11-08 23:45:08,084 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:45:08,104 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:45:08,105 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:08 WrapperNode [2024-11-08 23:45:08,105 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:45:08,106 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:45:08,107 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:45:08,107 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:45:08,115 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:08" (1/1) ... [2024-11-08 23:45:08,200 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:08" (1/1) ... [2024-11-08 23:45:08,991 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4882 [2024-11-08 23:45:08,992 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:45:08,993 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:45:08,994 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:45:08,994 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:45:09,004 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:08" (1/1) ... [2024-11-08 23:45:09,005 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:08" (1/1) ... [2024-11-08 23:45:09,140 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:08" (1/1) ... [2024-11-08 23:45:09,141 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:08" (1/1) ... [2024-11-08 23:45:09,406 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:08" (1/1) ... [2024-11-08 23:45:09,453 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:08" (1/1) ... [2024-11-08 23:45:09,526 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:08" (1/1) ... [2024-11-08 23:45:09,550 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:08" (1/1) ... [2024-11-08 23:45:09,694 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:45:09,696 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:45:09,696 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:45:09,696 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:45:09,697 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:45:08" (1/1) ... [2024-11-08 23:45:09,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:45:09,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:45:09,730 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:45:09,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:45:09,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:45:09,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:45:09,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:45:09,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:45:10,264 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:45:10,266 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:45:16,053 INFO L? ?]: Removed 2831 outVars from TransFormulas that were not future-live. [2024-11-08 23:45:16,054 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:45:25,393 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:45:25,394 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:45:25,394 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:45:25 BoogieIcfgContainer [2024-11-08 23:45:25,394 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:45:25,395 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:45:25,395 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:45:25,406 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:45:25,407 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:45:25" (1/1) ... [2024-11-08 23:45:25,416 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:45:25,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:25,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 23:45:25,469 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 23:45:25,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:45:25,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:25,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:45:26,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:28,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:45:38,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 23:45:48,489 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 23:45:48,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:48,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-08 23:45:48,819 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-08 23:45:48,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:45:48,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:48,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:46:28,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:46:28,934 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:46:53,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:47:04,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:47:04,670 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 23:47:04,675 INFO L158 Benchmark]: Toolchain (without parser) took 117719.44ms. Allocated memory was 146.8MB in the beginning and 5.4GB in the end (delta: 5.2GB). Free memory was 111.5MB in the beginning and 4.4GB in the end (delta: -4.3GB). Peak memory consumption was 943.7MB. Max. memory is 16.1GB. [2024-11-08 23:47:04,676 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 146.8MB. Free memory is still 88.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:47:04,680 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1148.65ms. Allocated memory was 146.8MB in the beginning and 207.6MB in the end (delta: 60.8MB). Free memory was 111.0MB in the beginning and 136.4MB in the end (delta: -25.3MB). Peak memory consumption was 72.0MB. Max. memory is 16.1GB. [2024-11-08 23:47:04,680 INFO L158 Benchmark]: Boogie Procedure Inliner took 885.80ms. Allocated memory was 207.6MB in the beginning and 367.0MB in the end (delta: 159.4MB). Free memory was 136.4MB in the beginning and 243.8MB in the end (delta: -107.4MB). Peak memory consumption was 105.6MB. Max. memory is 16.1GB. [2024-11-08 23:47:04,684 INFO L158 Benchmark]: Boogie Preprocessor took 701.34ms. Allocated memory is still 367.0MB. Free memory was 243.8MB in the beginning and 221.6MB in the end (delta: 22.2MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. [2024-11-08 23:47:04,685 INFO L158 Benchmark]: RCFGBuilder took 15698.66ms. Allocated memory was 367.0MB in the beginning and 3.6GB in the end (delta: 3.2GB). Free memory was 221.6MB in the beginning and 3.0GB in the end (delta: -2.8GB). Peak memory consumption was 763.4MB. Max. memory is 16.1GB. [2024-11-08 23:47:04,686 INFO L158 Benchmark]: CodeCheck took 99279.23ms. Allocated memory was 3.6GB in the beginning and 5.4GB in the end (delta: 1.8GB). Free memory was 3.0GB in the beginning and 4.4GB in the end (delta: -1.4GB). Peak memory consumption was 435.8MB. Max. memory is 16.1GB. [2024-11-08 23:47:04,693 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 0.30ms. Allocated memory is still 146.8MB. Free memory is still 88.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1148.65ms. Allocated memory was 146.8MB in the beginning and 207.6MB in the end (delta: 60.8MB). Free memory was 111.0MB in the beginning and 136.4MB in the end (delta: -25.3MB). Peak memory consumption was 72.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 885.80ms. Allocated memory was 207.6MB in the beginning and 367.0MB in the end (delta: 159.4MB). Free memory was 136.4MB in the beginning and 243.8MB in the end (delta: -107.4MB). Peak memory consumption was 105.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 701.34ms. Allocated memory is still 367.0MB. Free memory was 243.8MB in the beginning and 221.6MB in the end (delta: 22.2MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. * RCFGBuilder took 15698.66ms. Allocated memory was 367.0MB in the beginning and 3.6GB in the end (delta: 3.2GB). Free memory was 221.6MB in the beginning and 3.0GB in the end (delta: -2.8GB). Peak memory consumption was 763.4MB. Max. memory is 16.1GB. * CodeCheck took 99279.23ms. Allocated memory was 3.6GB in the beginning and 5.4GB in the end (delta: 1.8GB). Free memory was 3.0GB in the beginning and 4.4GB in the end (delta: -1.4GB). Peak memory consumption was 435.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:47:04,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/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_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/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_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/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_e7856797-b09b-4712-a2a0-8ec0ff64051c/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 24f8a0e9c852c8c27c98f017e17cd03e22f029ed37643ba9157cebc08b066e9c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:47:07,337 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:47:07,430 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-08 23:47:07,470 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:47:07,472 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:47:07,473 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:47:07,474 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:47:07,474 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:47:07,475 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:47:07,476 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:47:07,476 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:47:07,477 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:47:07,477 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:47:07,477 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:47:07,479 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:47:07,480 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:47:07,480 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:47:07,480 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:47:07,480 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:47:07,481 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:47:07,481 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:47:07,482 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:47:07,484 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:47:07,484 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:47:07,484 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:47:07,485 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:47:07,487 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:47:07,488 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:47:07,488 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:47:07,488 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:47:07,489 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:47:07,489 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:47:07,489 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:47:07,489 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_e7856797-b09b-4712-a2a0-8ec0ff64051c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 24f8a0e9c852c8c27c98f017e17cd03e22f029ed37643ba9157cebc08b066e9c [2024-11-08 23:47:07,887 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:47:07,918 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:47:07,927 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:47:07,931 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:47:07,932 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:47:07,933 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c Unable to find full path for "g++" [2024-11-08 23:47:10,123 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:47:10,454 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:47:10,454 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c [2024-11-08 23:47:10,472 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/data/075872cef/bdf94fe8c2204b93814ee941e4eb223b/FLAGba035c346 [2024-11-08 23:47:10,488 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/data/075872cef/bdf94fe8c2204b93814ee941e4eb223b [2024-11-08 23:47:10,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:47:10,492 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:47:10,494 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:47:10,494 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:47:10,499 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:47:10,500 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:47:10" (1/1) ... [2024-11-08 23:47:10,501 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@118ddfa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:47:10, skipping insertion in model container [2024-11-08 23:47:10,502 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:47:10" (1/1) ... [2024-11-08 23:47:10,586 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:47:10,825 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_e7856797-b09b-4712-a2a0-8ec0ff64051c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c[1172,1185] [2024-11-08 23:47:11,225 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:47:11,236 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:47:11,249 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_e7856797-b09b-4712-a2a0-8ec0ff64051c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.1.prop1-func-interl.c[1172,1185] [2024-11-08 23:47:11,392 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:47:11,410 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:47:11,410 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:47:11 WrapperNode [2024-11-08 23:47:11,411 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:47:11,411 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:47:11,411 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:47:11,412 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:47:11,419 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:47:11" (1/1) ... [2024-11-08 23:47:11,457 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:47:11" (1/1) ... [2024-11-08 23:47:11,591 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1826 [2024-11-08 23:47:11,591 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:47:11,594 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:47:11,594 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:47:11,594 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:47:11,604 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:47:11" (1/1) ... [2024-11-08 23:47:11,605 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:47:11" (1/1) ... [2024-11-08 23:47:11,631 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:47:11" (1/1) ... [2024-11-08 23:47:11,632 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:47:11" (1/1) ... [2024-11-08 23:47:11,697 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:47:11" (1/1) ... [2024-11-08 23:47:11,701 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:47:11" (1/1) ... [2024-11-08 23:47:11,708 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:47:11" (1/1) ... [2024-11-08 23:47:11,716 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:47:11" (1/1) ... [2024-11-08 23:47:11,779 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:47:11,779 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:47:11,780 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:47:11,780 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:47:11,787 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:47:11" (1/1) ... [2024-11-08 23:47:11,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:47:11,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:47:11,835 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:47:11,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:47:11,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:47:11,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:47:11,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:47:11,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:47:12,334 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:47:12,337 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:47:15,539 INFO L? ?]: Removed 64 outVars from TransFormulas that were not future-live. [2024-11-08 23:47:15,540 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:47:15,649 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:47:15,649 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:47:15,650 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:47:15 BoogieIcfgContainer [2024-11-08 23:47:15,650 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:47:15,651 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:47:15,651 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:47:15,662 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:47:15,662 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:47:15" (1/1) ... [2024-11-08 23:47:15,673 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:47:15,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:47:15,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 23:47:15,737 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 23:47:15,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:47:15,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:47:15,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:47:15,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:47:15,744 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:47:15,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:47:16,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:16,392 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:47:16,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:16,586 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-08 23:47:16,606 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:47:16,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:47:16,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 23:47:17,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:47:17,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-08 23:47:17,059 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-08 23:47:17,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:47:17,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:47:17,059 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:47:17,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:47:17,062 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:47:17,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:47:18,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:18,112 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:47:18,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:18,569 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-08 23:47:18,583 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:47:19,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:47:19,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:47:20,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:47:20,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-08 23:47:20,533 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-08 23:47:20,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:47:20,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:47:20,536 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:47:20,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:47:20,539 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:47:20,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7856797-b09b-4712-a2a0-8ec0ff64051c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:47:22,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:22,050 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:47:22,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:22,697 INFO L255 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-11-08 23:47:22,725 INFO L278 TraceCheckSpWp]: Computing forward predicates...