./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.6.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.6.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm --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 2d87d8de52f1a4a115f3d59c41642636cbe051626760d0d21cd05c9af9745fe9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:26:04,756 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:26:04,858 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 20:26:04,863 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:26:04,863 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:26:04,885 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:26:04,886 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:26:04,886 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:26:04,886 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:26:04,886 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:26:04,887 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:26:04,887 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:26:04,887 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:26:04,887 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:26:04,887 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:26:04,887 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:26:04,887 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:26:04,887 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:26:04,888 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:26:04,888 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:26:04,888 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:26:04,888 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:26:04,888 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:26:04,888 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:26:04,888 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:26:04,888 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:26:04,888 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:26:04,889 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:26:04,889 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:26:04,889 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:26:04,889 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm 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 -> 2d87d8de52f1a4a115f3d59c41642636cbe051626760d0d21cd05c9af9745fe9 [2024-11-13 20:26:05,244 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:26:05,254 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:26:05,256 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:26:05,258 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:26:05,258 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:26:05,260 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.6.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 20:26:07,142 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:26:07,549 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:26:07,550 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.6.prop1-func-interl.c [2024-11-13 20:26:07,571 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/data/261872ec5/b01c9009ba5a4ce28c24dd325cf703bb/FLAGb1c450128 [2024-11-13 20:26:07,714 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/data/261872ec5/b01c9009ba5a4ce28c24dd325cf703bb [2024-11-13 20:26:07,717 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:26:07,719 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:26:07,720 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:26:07,720 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:26:07,725 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:26:07,726 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:26:07" (1/1) ... [2024-11-13 20:26:07,727 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7438554a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:07, skipping insertion in model container [2024-11-13 20:26:07,728 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:26:07" (1/1) ... [2024-11-13 20:26:07,831 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:26:08,040 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_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.6.prop1-func-interl.c[1176,1189] [2024-11-13 20:26:08,695 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:26:08,710 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:26:08,724 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_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.6.prop1-func-interl.c[1176,1189] [2024-11-13 20:26:09,061 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:26:09,077 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:26:09,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:09 WrapperNode [2024-11-13 20:26:09,078 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:26:09,079 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:26:09,079 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:26:09,080 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:26:09,086 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:09" (1/1) ... [2024-11-13 20:26:09,168 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:09" (1/1) ... [2024-11-13 20:26:10,530 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 9722 [2024-11-13 20:26:10,531 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:26:10,532 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:26:10,532 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:26:10,532 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:26:10,547 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:09" (1/1) ... [2024-11-13 20:26:10,547 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:09" (1/1) ... [2024-11-13 20:26:10,982 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:09" (1/1) ... [2024-11-13 20:26:10,982 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:09" (1/1) ... [2024-11-13 20:26:11,465 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:09" (1/1) ... [2024-11-13 20:26:11,529 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:09" (1/1) ... [2024-11-13 20:26:11,682 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:09" (1/1) ... [2024-11-13 20:26:11,721 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:09" (1/1) ... [2024-11-13 20:26:11,884 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:26:11,888 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:26:11,888 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:26:11,890 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:26:11,892 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:09" (1/1) ... [2024-11-13 20:26:11,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:26:11,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:26:11,937 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:26:11,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:26:11,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:26:11,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:26:11,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:26:11,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:26:12,710 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:26:12,712 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:26:29,813 INFO L? ?]: Removed 5379 outVars from TransFormulas that were not future-live. [2024-11-13 20:26:29,814 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:26:48,610 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:26:48,611 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:26:48,611 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:26:48 BoogieIcfgContainer [2024-11-13 20:26:48,611 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:26:48,612 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:26:48,612 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:26:48,622 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:26:48,622 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:26:48" (1/1) ... [2024-11-13 20:26:48,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:26:48,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:48,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 20:26:48,686 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 20:26:48,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:26:48,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:48,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:49,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:51,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:27:01,612 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.45s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 20:27:11,688 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 20:27:12,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:27:12,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 20:27:12,040 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 20:27:12,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:27:12,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:27:12,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:30:38,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:30:49,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:30:49,991 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) [2024-11-13 20:30:49,996 INFO L158 Benchmark]: Toolchain (without parser) took 282277.38ms. Allocated memory was 117.4MB in the beginning and 6.2GB in the end (delta: 6.1GB). Free memory was 88.4MB in the beginning and 4.2GB in the end (delta: -4.1GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. [2024-11-13 20:30:49,996 INFO L158 Benchmark]: CDTParser took 1.81ms. Allocated memory is still 117.4MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:30:49,997 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1358.73ms. Allocated memory is still 117.4MB. Free memory was 88.2MB in the beginning and 41.8MB in the end (delta: 46.4MB). Peak memory consumption was 98.6MB. Max. memory is 16.1GB. [2024-11-13 20:30:49,998 INFO L158 Benchmark]: Boogie Procedure Inliner took 1451.60ms. Allocated memory was 117.4MB in the beginning and 293.6MB in the end (delta: 176.2MB). Free memory was 41.1MB in the beginning and 80.2MB in the end (delta: -39.1MB). Peak memory consumption was 205.4MB. Max. memory is 16.1GB. [2024-11-13 20:30:49,999 INFO L158 Benchmark]: Boogie Preprocessor took 1352.86ms. Allocated memory was 293.6MB in the beginning and 671.1MB in the end (delta: 377.5MB). Free memory was 80.2MB in the beginning and 406.7MB in the end (delta: -326.4MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. [2024-11-13 20:30:49,999 INFO L158 Benchmark]: RCFGBuilder took 36723.60ms. Allocated memory was 671.1MB in the beginning and 3.8GB in the end (delta: 3.1GB). Free memory was 406.7MB in the beginning and 3.2GB in the end (delta: -2.8GB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2024-11-13 20:30:50,000 INFO L158 Benchmark]: CodeCheck took 241382.92ms. Allocated memory was 3.8GB in the beginning and 6.2GB in the end (delta: 2.5GB). Free memory was 3.2GB in the beginning and 4.2GB in the end (delta: -945.3MB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2024-11-13 20:30:50,003 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 1.81ms. Allocated memory is still 117.4MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1358.73ms. Allocated memory is still 117.4MB. Free memory was 88.2MB in the beginning and 41.8MB in the end (delta: 46.4MB). Peak memory consumption was 98.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1451.60ms. Allocated memory was 117.4MB in the beginning and 293.6MB in the end (delta: 176.2MB). Free memory was 41.1MB in the beginning and 80.2MB in the end (delta: -39.1MB). Peak memory consumption was 205.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1352.86ms. Allocated memory was 293.6MB in the beginning and 671.1MB in the end (delta: 377.5MB). Free memory was 80.2MB in the beginning and 406.7MB in the end (delta: -326.4MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. * RCFGBuilder took 36723.60ms. Allocated memory was 671.1MB in the beginning and 3.8GB in the end (delta: 3.1GB). Free memory was 406.7MB in the beginning and 3.2GB in the end (delta: -2.8GB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. * CodeCheck took 241382.92ms. Allocated memory was 3.8GB in the beginning and 6.2GB in the end (delta: 2.5GB). Free memory was 3.2GB in the beginning and 4.2GB in the end (delta: -945.3MB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 20:30:50,215 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-13 20:30:50,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.6.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm --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 2d87d8de52f1a4a115f3d59c41642636cbe051626760d0d21cd05c9af9745fe9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:30:53,150 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:30:53,277 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 20:30:53,331 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:30:53,333 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:30:53,333 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:30:53,334 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:30:53,334 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:30:53,334 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:30:53,335 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:30:53,335 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:30:53,336 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:30:53,336 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:30:53,336 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:30:53,336 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:30:53,336 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:30:53,336 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:30:53,336 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:30:53,336 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:30:53,336 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:30:53,337 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:30:53,337 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:30:53,337 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:30:53,337 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:30:53,337 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:30:53,337 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:30:53,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:30:53,337 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:30:53,337 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:30:53,337 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:30:53,338 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:30:53,338 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:30:53,338 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:30:53,338 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm 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 -> 2d87d8de52f1a4a115f3d59c41642636cbe051626760d0d21cd05c9af9745fe9 [2024-11-13 20:30:53,686 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:30:53,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:30:53,698 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:30:53,700 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:30:53,700 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:30:53,702 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.6.prop1-func-interl.c Unable to find full path for "g++" [2024-11-13 20:30:55,580 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:30:56,108 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:30:56,109 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.6.prop1-func-interl.c [2024-11-13 20:30:56,143 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/data/25edbc179/832a31532d3a4a9dab26edcff9d0fb10/FLAGa81410cc6 [2024-11-13 20:30:56,168 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/data/25edbc179/832a31532d3a4a9dab26edcff9d0fb10 [2024-11-13 20:30:56,171 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:30:56,174 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:30:56,176 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:30:56,176 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:30:56,181 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:30:56,182 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:30:56" (1/1) ... [2024-11-13 20:30:56,184 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e108322 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:56, skipping insertion in model container [2024-11-13 20:30:56,184 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:30:56" (1/1) ... [2024-11-13 20:30:56,283 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:30:56,516 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_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.6.prop1-func-interl.c[1176,1189] [2024-11-13 20:30:57,002 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:30:57,015 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:30:57,026 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_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.6.prop1-func-interl.c[1176,1189] [2024-11-13 20:30:57,283 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:30:57,303 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:30:57,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:57 WrapperNode [2024-11-13 20:30:57,304 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:30:57,305 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:30:57,305 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:30:57,306 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:30:57,313 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:57" (1/1) ... [2024-11-13 20:30:57,368 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:57" (1/1) ... [2024-11-13 20:30:57,539 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2990 [2024-11-13 20:30:57,539 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:30:57,543 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:30:57,543 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:30:57,543 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:30:57,554 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:57" (1/1) ... [2024-11-13 20:30:57,554 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:57" (1/1) ... [2024-11-13 20:30:57,585 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:57" (1/1) ... [2024-11-13 20:30:57,585 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:57" (1/1) ... [2024-11-13 20:30:57,637 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:57" (1/1) ... [2024-11-13 20:30:57,644 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:57" (1/1) ... [2024-11-13 20:30:57,665 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:57" (1/1) ... [2024-11-13 20:30:57,681 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:57" (1/1) ... [2024-11-13 20:30:57,706 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:30:57,707 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:30:57,707 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:30:57,707 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:30:57,708 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:57" (1/1) ... [2024-11-13 20:30:57,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:30:57,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:30:57,742 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:30:57,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:30:57,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:30:57,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:30:57,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:30:57,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:30:58,472 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:30:58,475 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:31:05,280 INFO L? ?]: Removed 105 outVars from TransFormulas that were not future-live. [2024-11-13 20:31:05,280 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:31:05,401 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:31:05,401 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:31:05,402 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:31:05 BoogieIcfgContainer [2024-11-13 20:31:05,402 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:31:05,403 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:31:05,403 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:31:05,414 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:31:05,415 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:31:05" (1/1) ... [2024-11-13 20:31:05,424 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:31:05,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:31:05,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 20:31:05,485 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 20:31:05,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:31:05,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:31:05,489 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:31:05,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:31:05,492 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:31:05,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:31:06,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:31:06,503 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:31:06,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:31:06,752 INFO L255 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 20:31:06,765 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:31:06,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:31:06,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:31:10,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.60s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 20:31:10,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:31:10,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 20:31:10,809 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 20:31:10,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:31:10,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:31:10,809 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:31:10,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:31:10,814 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:31:10,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0de3b59-0d89-473f-9fc0-e4aa543d81ac/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:31:13,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:31:13,127 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:31:13,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:31:13,743 INFO L255 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 20:31:13,769 INFO L278 TraceCheckSpWp]: Computing forward predicates...