./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop2-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_65a4a493-ec50-437b-8ece-883ea30a56ac/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/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_65a4a493-ec50-437b-8ece-883ea30a56ac/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop2-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/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_65a4a493-ec50-437b-8ece-883ea30a56ac/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 a4c3d70901fe656547b2ed44d8d2062b7fd2c703be9560a19808faba512b7797 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:02:13,507 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:02:13,596 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 22:02:13,600 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:02:13,600 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:02:13,621 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:02:13,622 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:02:13,622 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:02:13,623 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:02:13,623 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:02:13,623 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:02:13,623 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:02:13,623 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:02:13,623 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:02:13,623 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:02:13,624 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:02:13,624 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:02:13,624 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:02:13,624 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:02:13,624 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:02:13,624 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:02:13,624 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:02:13,624 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:02:13,624 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:02:13,625 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:02:13,625 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:02:13,625 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:02:13,625 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:02:13,625 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:02:13,625 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:02:13,625 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_65a4a493-ec50-437b-8ece-883ea30a56ac/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 -> a4c3d70901fe656547b2ed44d8d2062b7fd2c703be9560a19808faba512b7797 [2024-11-13 22:02:13,945 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:02:13,960 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:02:13,964 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:02:13,965 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:02:13,965 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:02:13,969 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop2-func-interl.c Unable to find full path for "g++" [2024-11-13 22:02:15,805 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:02:16,399 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:02:16,400 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop2-func-interl.c [2024-11-13 22:02:16,436 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/bin/ukojak-verify-EEHR8qb7sm/data/15792df6c/dd5be170538540d1be940a6cfd40899c/FLAGb6d4cb659 [2024-11-13 22:02:16,456 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/bin/ukojak-verify-EEHR8qb7sm/data/15792df6c/dd5be170538540d1be940a6cfd40899c [2024-11-13 22:02:16,461 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:02:16,463 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:02:16,464 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:02:16,465 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:02:16,470 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:02:16,471 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:02:16" (1/1) ... [2024-11-13 22:02:16,472 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70e83053 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:02:16, skipping insertion in model container [2024-11-13 22:02:16,474 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:02:16" (1/1) ... [2024-11-13 22:02:16,592 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:02:16,880 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_65a4a493-ec50-437b-8ece-883ea30a56ac/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop2-func-interl.c[1176,1189] [2024-11-13 22:02:17,683 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:02:17,696 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:02:17,708 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_65a4a493-ec50-437b-8ece-883ea30a56ac/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop2-func-interl.c[1176,1189] [2024-11-13 22:02:18,254 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:02:18,291 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:02:18,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:02:18 WrapperNode [2024-11-13 22:02:18,292 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:02:18,293 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:02:18,293 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:02:18,293 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:02:18,304 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:02:18" (1/1) ... [2024-11-13 22:02:18,471 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:02:18" (1/1) ... [2024-11-13 22:02:20,160 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 13482 [2024-11-13 22:02:20,162 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:02:20,163 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:02:20,163 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:02:20,163 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:02:20,171 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:02:18" (1/1) ... [2024-11-13 22:02:20,171 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:02:18" (1/1) ... [2024-11-13 22:02:20,709 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:02:18" (1/1) ... [2024-11-13 22:02:20,709 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:02:18" (1/1) ... [2024-11-13 22:02:21,190 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:02:18" (1/1) ... [2024-11-13 22:02:21,277 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:02:18" (1/1) ... [2024-11-13 22:02:21,356 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:02:18" (1/1) ... [2024-11-13 22:02:21,414 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:02:18" (1/1) ... [2024-11-13 22:02:21,663 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:02:21,664 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:02:21,664 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:02:21,664 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:02:21,665 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:02:18" (1/1) ... [2024-11-13 22:02:21,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:02:21,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:02:21,694 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:02:21,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:02:21,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:02:21,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:02:21,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:02:21,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:02:22,666 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:02:22,667 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:02:43,406 INFO L? ?]: Removed 7639 outVars from TransFormulas that were not future-live. [2024-11-13 22:02:43,406 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:03:11,802 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:03:11,802 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:03:11,803 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:03:11 BoogieIcfgContainer [2024-11-13 22:03:11,803 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:03:11,804 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:03:11,804 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:03:11,816 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:03:11,816 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:03:11" (1/1) ... [2024-11-13 22:03:11,826 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:03:11,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:11,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 22:03:11,896 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 22:03:11,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 22:03:11,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:11,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:03:12,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:03:14,870 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 22:03:25,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.57s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 22:03:35,552 WARN L539 Checker$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 22:03:35,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:03:35,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 22:03:35,945 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 22:03:35,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:03:35,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:03:35,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:11:07,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:11:19,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:11:20,019 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 22:11:20,030 INFO L158 Benchmark]: Toolchain (without parser) took 543566.35ms. Allocated memory was 142.6MB in the beginning and 7.7GB in the end (delta: 7.5GB). Free memory was 112.7MB in the beginning and 4.1GB in the end (delta: -3.9GB). Peak memory consumption was 3.6GB. Max. memory is 16.1GB. [2024-11-13 22:11:20,030 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:11:20,035 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1828.30ms. Allocated memory is still 142.6MB. Free memory was 112.4MB in the beginning and 54.5MB in the end (delta: 57.9MB). Peak memory consumption was 140.3MB. Max. memory is 16.1GB. [2024-11-13 22:11:20,035 INFO L158 Benchmark]: Boogie Procedure Inliner took 1868.83ms. Allocated memory was 142.6MB in the beginning and 1.0GB in the end (delta: 864.0MB). Free memory was 54.5MB in the beginning and 706.4MB in the end (delta: -651.9MB). Peak memory consumption was 308.5MB. Max. memory is 16.1GB. [2024-11-13 22:11:20,036 INFO L158 Benchmark]: Boogie Preprocessor took 1500.28ms. Allocated memory was 1.0GB in the beginning and 897.6MB in the end (delta: -109.1MB). Free memory was 705.7MB in the beginning and 499.3MB in the end (delta: 206.4MB). Peak memory consumption was 109.1MB. Max. memory is 16.1GB. [2024-11-13 22:11:20,037 INFO L158 Benchmark]: RCFGBuilder took 50139.31ms. Allocated memory was 897.6MB in the beginning and 5.9GB in the end (delta: 5.0GB). Free memory was 499.3MB in the beginning and 5.2GB in the end (delta: -4.7GB). Peak memory consumption was 2.5GB. Max. memory is 16.1GB. [2024-11-13 22:11:20,037 INFO L158 Benchmark]: CodeCheck took 488224.25ms. Allocated memory was 5.9GB in the beginning and 7.7GB in the end (delta: 1.8GB). Free memory was 5.2GB in the beginning and 4.1GB in the end (delta: 1.1GB). Peak memory consumption was 2.9GB. Max. memory is 16.1GB. [2024-11-13 22:11:20,044 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 0.48ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1828.30ms. Allocated memory is still 142.6MB. Free memory was 112.4MB in the beginning and 54.5MB in the end (delta: 57.9MB). Peak memory consumption was 140.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1868.83ms. Allocated memory was 142.6MB in the beginning and 1.0GB in the end (delta: 864.0MB). Free memory was 54.5MB in the beginning and 706.4MB in the end (delta: -651.9MB). Peak memory consumption was 308.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1500.28ms. Allocated memory was 1.0GB in the beginning and 897.6MB in the end (delta: -109.1MB). Free memory was 705.7MB in the beginning and 499.3MB in the end (delta: 206.4MB). Peak memory consumption was 109.1MB. Max. memory is 16.1GB. * RCFGBuilder took 50139.31ms. Allocated memory was 897.6MB in the beginning and 5.9GB in the end (delta: 5.0GB). Free memory was 499.3MB in the beginning and 5.2GB in the end (delta: -4.7GB). Peak memory consumption was 2.5GB. Max. memory is 16.1GB. * CodeCheck took 488224.25ms. Allocated memory was 5.9GB in the beginning and 7.7GB in the end (delta: 1.8GB). Free memory was 5.2GB in the beginning and 4.1GB in the end (delta: 1.1GB). Peak memory consumption was 2.9GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 22:11:20,273 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-13 22:11:20,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/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_65a4a493-ec50-437b-8ece-883ea30a56ac/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/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_65a4a493-ec50-437b-8ece-883ea30a56ac/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop2-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/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_65a4a493-ec50-437b-8ece-883ea30a56ac/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 a4c3d70901fe656547b2ed44d8d2062b7fd2c703be9560a19808faba512b7797 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:11:23,168 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:11:23,306 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 22:11:23,348 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:11:23,352 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:11:23,353 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:11:23,353 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:11:23,353 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:11:23,353 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:11:23,353 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:11:23,353 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:11:23,354 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:11:23,354 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:11:23,354 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:11:23,355 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:11:23,355 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:11:23,355 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:11:23,355 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:11:23,357 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:11:23,357 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:11:23,357 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:11:23,357 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:11:23,357 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:11:23,357 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:11:23,357 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:11:23,358 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:11:23,358 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:11:23,358 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:11:23,358 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:11:23,358 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:11:23,359 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:11:23,359 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:11:23,359 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:11:23,359 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_65a4a493-ec50-437b-8ece-883ea30a56ac/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 -> a4c3d70901fe656547b2ed44d8d2062b7fd2c703be9560a19808faba512b7797 [2024-11-13 22:11:23,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:11:23,687 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:11:23,690 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:11:23,691 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:11:23,692 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:11:23,693 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop2-func-interl.c Unable to find full path for "g++" [2024-11-13 22:11:25,618 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:11:26,154 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:11:26,157 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop2-func-interl.c [2024-11-13 22:11:26,193 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/bin/ukojak-verify-EEHR8qb7sm/data/8e8c5c175/d3cde6c9a23a4f7ca43d94628be0dea9/FLAG77860ce01 [2024-11-13 22:11:26,214 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/bin/ukojak-verify-EEHR8qb7sm/data/8e8c5c175/d3cde6c9a23a4f7ca43d94628be0dea9 [2024-11-13 22:11:26,217 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:11:26,219 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:11:26,222 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:11:26,224 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:11:26,229 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:11:26,230 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:11:26" (1/1) ... [2024-11-13 22:11:26,231 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c6e8940 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:26, skipping insertion in model container [2024-11-13 22:11:26,234 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:11:26" (1/1) ... [2024-11-13 22:11:26,364 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:11:26,625 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_65a4a493-ec50-437b-8ece-883ea30a56ac/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop2-func-interl.c[1176,1189] [2024-11-13 22:11:27,334 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:11:27,346 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:11:27,354 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_65a4a493-ec50-437b-8ece-883ea30a56ac/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop2-func-interl.c[1176,1189] [2024-11-13 22:11:27,676 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:11:27,710 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:11:27,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:27 WrapperNode [2024-11-13 22:11:27,710 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:11:27,711 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:11:27,712 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:11:27,712 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:11:27,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:27" (1/1) ... [2024-11-13 22:11:27,789 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:27" (1/1) ... [2024-11-13 22:11:28,000 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4174 [2024-11-13 22:11:28,001 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:11:28,007 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:11:28,007 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:11:28,007 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:11:28,020 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:27" (1/1) ... [2024-11-13 22:11:28,024 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:27" (1/1) ... [2024-11-13 22:11:28,088 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:27" (1/1) ... [2024-11-13 22:11:28,088 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:27" (1/1) ... [2024-11-13 22:11:28,208 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:27" (1/1) ... [2024-11-13 22:11:28,223 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:27" (1/1) ... [2024-11-13 22:11:28,247 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:27" (1/1) ... [2024-11-13 22:11:28,267 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:27" (1/1) ... [2024-11-13 22:11:28,304 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:11:28,306 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:11:28,306 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:11:28,307 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:11:28,308 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:27" (1/1) ... [2024-11-13 22:11:28,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:11:28,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:11:28,347 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:11:28,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:11:28,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:11:28,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:11:28,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:11:28,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:11:29,311 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:11:29,313 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:11:35,224 INFO L? ?]: Removed 118 outVars from TransFormulas that were not future-live. [2024-11-13 22:11:35,225 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:11:35,375 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:11:35,375 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:11:35,376 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:11:35 BoogieIcfgContainer [2024-11-13 22:11:35,376 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:11:35,376 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:11:35,377 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:11:35,387 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:11:35,387 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:11:35" (1/1) ... [2024-11-13 22:11:35,395 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:11:35,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:35,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 22:11:35,441 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 22:11:35,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 22:11:35,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:35,444 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:11:35,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:11:35,447 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:11:35,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:11:36,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:36,843 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:11:37,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:37,188 INFO L255 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:11:37,205 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:11:37,335 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 22:11:37,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:11:38,918 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:11:39,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:39,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 22:11:39,160 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 22:11:39,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:11:39,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:39,160 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:11:39,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:11:39,165 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:11:39,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65a4a493-ec50-437b-8ece-883ea30a56ac/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:11:42,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:42,020 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:11:42,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:42,783 INFO L255 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:11:42,815 INFO L278 TraceCheckSpWp]: Computing forward predicates...