./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-func-interl.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_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/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_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/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_46339549-7293-4083-9619-dfd367f007b6/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 3524815bff034276e0456dd09cd1e38ff4ca8ecc740de0177e48994b629150d9 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:17:49,215 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:17:49,331 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-09 00:17:49,337 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:17:49,337 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:17:49,372 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:17:49,373 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:17:49,373 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:17:49,374 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:17:49,375 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:17:49,376 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:17:49,376 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:17:49,377 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:17:49,377 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:17:49,379 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:17:49,380 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:17:49,380 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:17:49,380 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:17:49,381 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:17:49,381 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:17:49,381 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:17:49,386 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:17:49,387 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:17:49,387 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:17:49,387 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:17:49,387 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:17:49,388 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:17:49,388 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:17:49,388 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:17:49,388 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:17:49,389 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_46339549-7293-4083-9619-dfd367f007b6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3524815bff034276e0456dd09cd1e38ff4ca8ecc740de0177e48994b629150d9 [2024-11-09 00:17:49,714 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:17:49,745 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:17:49,748 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:17:49,751 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:17:49,753 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:17:49,755 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-func-interl.c Unable to find full path for "g++" [2024-11-09 00:17:51,707 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:17:51,999 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:17:51,999 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-func-interl.c [2024-11-09 00:17:52,024 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/data/a0f9489f1/acf10e0a4ea7400498bdf9c9a930d786/FLAG49a79010b [2024-11-09 00:17:52,052 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/data/a0f9489f1/acf10e0a4ea7400498bdf9c9a930d786 [2024-11-09 00:17:52,055 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:17:52,059 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:17:52,061 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:17:52,062 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:17:52,068 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:17:52,069 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:17:52" (1/1) ... [2024-11-09 00:17:52,072 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@117a9138 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:52, skipping insertion in model container [2024-11-09 00:17:52,072 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:17:52" (1/1) ... [2024-11-09 00:17:52,139 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:17:52,369 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_46339549-7293-4083-9619-dfd367f007b6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-func-interl.c[1176,1189] [2024-11-09 00:17:52,982 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:17:52,992 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:17:53,004 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_46339549-7293-4083-9619-dfd367f007b6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-func-interl.c[1176,1189] [2024-11-09 00:17:53,169 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:17:53,189 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:17:53,189 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:53 WrapperNode [2024-11-09 00:17:53,189 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:17:53,191 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:17:53,191 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:17:53,191 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:17:53,199 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:53" (1/1) ... [2024-11-09 00:17:53,243 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:53" (1/1) ... [2024-11-09 00:17:53,868 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3994 [2024-11-09 00:17:53,869 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:17:53,870 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:17:53,870 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:17:53,870 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:17:53,882 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:53" (1/1) ... [2024-11-09 00:17:53,882 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:53" (1/1) ... [2024-11-09 00:17:54,004 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:53" (1/1) ... [2024-11-09 00:17:54,005 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:53" (1/1) ... [2024-11-09 00:17:54,239 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:53" (1/1) ... [2024-11-09 00:17:54,283 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:53" (1/1) ... [2024-11-09 00:17:54,353 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:53" (1/1) ... [2024-11-09 00:17:54,380 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:53" (1/1) ... [2024-11-09 00:17:54,496 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:17:54,498 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:17:54,498 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:17:54,498 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:17:54,499 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:53" (1/1) ... [2024-11-09 00:17:54,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:17:54,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:17:54,533 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:17:54,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:17:54,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:17:54,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:17:54,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:17:54,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:17:54,945 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:17:54,948 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:18:00,324 INFO L? ?]: Removed 2156 outVars from TransFormulas that were not future-live. [2024-11-09 00:18:00,324 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:18:08,836 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:18:08,836 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:18:08,836 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:18:08 BoogieIcfgContainer [2024-11-09 00:18:08,836 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:18:08,840 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:18:08,840 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:18:08,850 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:18:08,850 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:18:08" (1/1) ... [2024-11-09 00:18:08,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:18:08,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:18:08,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-09 00:18:08,934 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-09 00:18:08,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:18:08,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:18:08,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:18:09,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:18:10,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:18:21,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:18:31,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:18:31,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:18:31,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-09 00:18:31,391 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-09 00:18:31,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:18:31,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:18:31,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:18:50,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:18:50,184 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:19:06,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:19:16,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:19:16,862 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 00:19:16,866 INFO L158 Benchmark]: Toolchain (without parser) took 84806.86ms. Allocated memory was 197.1MB in the beginning and 2.7GB in the end (delta: 2.5GB). Free memory was 166.0MB in the beginning and 1.9GB in the end (delta: -1.7GB). Peak memory consumption was 782.8MB. Max. memory is 16.1GB. [2024-11-09 00:19:16,866 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory is still 100.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:19:16,867 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1128.75ms. Allocated memory is still 197.1MB. Free memory was 165.8MB in the beginning and 132.0MB in the end (delta: 33.8MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. [2024-11-09 00:19:16,868 INFO L158 Benchmark]: Boogie Procedure Inliner took 678.57ms. Allocated memory was 197.1MB in the beginning and 289.4MB in the end (delta: 92.3MB). Free memory was 132.0MB in the beginning and 189.7MB in the end (delta: -57.7MB). Peak memory consumption was 117.8MB. Max. memory is 16.1GB. [2024-11-09 00:19:16,869 INFO L158 Benchmark]: Boogie Preprocessor took 626.27ms. Allocated memory is still 289.4MB. Free memory was 189.7MB in the beginning and 158.7MB in the end (delta: 31.0MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2024-11-09 00:19:16,870 INFO L158 Benchmark]: RCFGBuilder took 14338.93ms. Allocated memory was 289.4MB in the beginning and 1.4GB in the end (delta: 1.1GB). Free memory was 158.7MB in the beginning and 1.0GB in the end (delta: -881.8MB). Peak memory consumption was 574.6MB. Max. memory is 16.1GB. [2024-11-09 00:19:16,871 INFO L158 Benchmark]: CodeCheck took 68024.71ms. Allocated memory was 1.4GB in the beginning and 2.7GB in the end (delta: 1.4GB). Free memory was 1.0GB in the beginning and 1.9GB in the end (delta: -868.2MB). Peak memory consumption was 492.8MB. Max. memory is 16.1GB. [2024-11-09 00:19:16,876 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 130.0MB. Free memory is still 100.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1128.75ms. Allocated memory is still 197.1MB. Free memory was 165.8MB in the beginning and 132.0MB in the end (delta: 33.8MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 678.57ms. Allocated memory was 197.1MB in the beginning and 289.4MB in the end (delta: 92.3MB). Free memory was 132.0MB in the beginning and 189.7MB in the end (delta: -57.7MB). Peak memory consumption was 117.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 626.27ms. Allocated memory is still 289.4MB. Free memory was 189.7MB in the beginning and 158.7MB in the end (delta: 31.0MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. * RCFGBuilder took 14338.93ms. Allocated memory was 289.4MB in the beginning and 1.4GB in the end (delta: 1.1GB). Free memory was 158.7MB in the beginning and 1.0GB in the end (delta: -881.8MB). Peak memory consumption was 574.6MB. Max. memory is 16.1GB. * CodeCheck took 68024.71ms. Allocated memory was 1.4GB in the beginning and 2.7GB in the end (delta: 1.4GB). Free memory was 1.0GB in the beginning and 1.9GB in the end (delta: -868.2MB). Peak memory consumption was 492.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:19:16,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/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_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/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_46339549-7293-4083-9619-dfd367f007b6/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 3524815bff034276e0456dd09cd1e38ff4ca8ecc740de0177e48994b629150d9 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:19:19,415 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:19:19,522 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-09 00:19:19,567 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:19:19,568 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:19:19,569 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:19:19,569 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:19:19,570 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:19:19,573 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:19:19,573 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:19:19,574 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:19:19,574 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:19:19,574 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:19:19,575 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:19:19,575 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:19:19,577 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:19:19,578 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:19:19,578 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:19:19,579 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:19:19,579 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:19:19,579 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:19:19,584 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:19:19,584 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:19:19,584 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:19:19,584 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:19:19,585 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:19:19,585 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:19:19,585 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:19:19,586 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:19:19,586 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:19:19,586 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:19:19,587 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:19:19,587 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:19:19,589 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_46339549-7293-4083-9619-dfd367f007b6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3524815bff034276e0456dd09cd1e38ff4ca8ecc740de0177e48994b629150d9 [2024-11-09 00:19:19,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:19:20,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:19:20,021 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:19:20,022 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:19:20,023 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:19:20,024 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-func-interl.c Unable to find full path for "g++" [2024-11-09 00:19:22,275 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:19:22,567 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:19:22,568 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-func-interl.c [2024-11-09 00:19:22,597 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/data/435d16b48/1967c8837b734631aa78d7c04ae5e511/FLAGe7fa25b2f [2024-11-09 00:19:22,865 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/data/435d16b48/1967c8837b734631aa78d7c04ae5e511 [2024-11-09 00:19:22,867 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:19:22,869 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:19:22,870 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:19:22,870 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:19:22,876 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:19:22,877 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:19:22" (1/1) ... [2024-11-09 00:19:22,878 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@edbd2a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:22, skipping insertion in model container [2024-11-09 00:19:22,878 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:19:22" (1/1) ... [2024-11-09 00:19:22,946 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:19:23,199 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_46339549-7293-4083-9619-dfd367f007b6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-func-interl.c[1176,1189] [2024-11-09 00:19:23,494 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:19:23,516 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:19:23,535 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_46339549-7293-4083-9619-dfd367f007b6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.2.prop1-func-interl.c[1176,1189] [2024-11-09 00:19:23,712 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:19:23,730 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:19:23,730 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:23 WrapperNode [2024-11-09 00:19:23,730 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:19:23,731 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:19:23,732 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:19:23,732 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:19:23,769 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:23" (1/1) ... [2024-11-09 00:19:23,810 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:23" (1/1) ... [2024-11-09 00:19:23,892 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1134 [2024-11-09 00:19:23,893 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:19:23,893 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:19:23,893 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:19:23,894 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:19:23,912 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:23" (1/1) ... [2024-11-09 00:19:23,912 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:23" (1/1) ... [2024-11-09 00:19:23,927 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:23" (1/1) ... [2024-11-09 00:19:23,928 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:23" (1/1) ... [2024-11-09 00:19:23,985 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:23" (1/1) ... [2024-11-09 00:19:23,996 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:23" (1/1) ... [2024-11-09 00:19:24,005 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:23" (1/1) ... [2024-11-09 00:19:24,017 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:23" (1/1) ... [2024-11-09 00:19:24,036 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:19:24,041 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:19:24,041 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:19:24,041 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:19:24,042 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:19:23" (1/1) ... [2024-11-09 00:19:24,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:19:24,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:19:24,076 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:19:24,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:19:24,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:19:24,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:19:24,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:19:24,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:19:24,464 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:19:24,466 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:19:25,835 INFO L? ?]: Removed 64 outVars from TransFormulas that were not future-live. [2024-11-09 00:19:25,835 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:19:25,928 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:19:25,928 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:19:25,928 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:19:25 BoogieIcfgContainer [2024-11-09 00:19:25,929 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:19:25,929 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:19:25,930 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:19:25,941 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:19:25,941 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:19:25" (1/1) ... [2024-11-09 00:19:25,952 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:19:26,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:26,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-09 00:19:26,018 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-09 00:19:26,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:19:26,022 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:26,023 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:19:26,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:19:26,026 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:19:26,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:19:26,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:26,475 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:19:26,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:26,614 INFO L255 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:19:26,625 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:19:26,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:19:26,751 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-09 00:19:26,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:19:26,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:19:26,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-09 00:19:26,872 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-09 00:19:26,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:19:26,872 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:19:26,873 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:19:26,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:19:26,876 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:19:26,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:19:27,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:27,536 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:19:27,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:19:27,788 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 00:19:27,801 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:19:54,033 WARN L286 SmtUtils]: Spent 21.77s on a formula simplification that was a NOOP. DAG size: 975 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:19:54,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:19:54,800 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-09 00:20:43,281 WARN L286 SmtUtils]: Spent 45.05s on a formula simplification. DAG size of input: 980 DAG size of output: 980 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:21:08,562 WARN L286 SmtUtils]: Spent 22.00s on a formula simplification that was a NOOP. DAG size: 976 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:21:33,078 WARN L286 SmtUtils]: Spent 23.31s on a formula simplification that was a NOOP. DAG size: 982 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:21:58,008 WARN L286 SmtUtils]: Spent 22.11s on a formula simplification that was a NOOP. DAG size: 981 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:22:24,946 WARN L286 SmtUtils]: Spent 23.53s on a formula simplification that was a NOOP. DAG size: 983 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:22:26,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:22:26,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 12 states and 19 transitions. [2024-11-09 00:22:26,067 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 19 transitions. [2024-11-09 00:22:26,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:22:26,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:22:26,069 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:22:26,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:22:26,070 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:22:26,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46339549-7293-4083-9619-dfd367f007b6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:22:26,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:22:26,767 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:22:27,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:22:27,057 INFO L255 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-09 00:22:27,073 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:27:25,225 WARN L286 SmtUtils]: Spent 3.22m on a formula simplification that was a NOOP. DAG size: 990 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)