./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b --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 cc72b2048d75bbde542705139f6f00df97f48594dcd2a2bbfb016754cdc3f852 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:49:37,301 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:49:37,377 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 01:49:37,383 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:49:37,383 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:49:37,409 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:49:37,410 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:49:37,410 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:49:37,410 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:49:37,411 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:49:37,411 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:49:37,411 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:49:37,411 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:49:37,411 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:49:37,411 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:49:37,412 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:49:37,412 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:49:37,412 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:49:37,412 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:49:37,412 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:49:37,412 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:49:37,412 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:49:37,412 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:49:37,413 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:49:37,413 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:49:37,413 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:49:37,413 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:49:37,413 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:49:37,413 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:49:37,413 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:49:37,413 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_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b 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 -> cc72b2048d75bbde542705139f6f00df97f48594dcd2a2bbfb016754cdc3f852 [2024-12-06 01:49:37,726 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:49:37,737 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:49:37,740 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:49:37,742 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:49:37,742 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:49:37,744 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop1-func-interl.c [2024-12-06 01:49:40,930 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/data/aedb8a909/5673fc30566b47d7b19ca4048b28ba37/FLAG5b81d2d04 [2024-12-06 01:49:41,277 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:49:41,277 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop1-func-interl.c [2024-12-06 01:49:41,301 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/data/aedb8a909/5673fc30566b47d7b19ca4048b28ba37/FLAG5b81d2d04 [2024-12-06 01:49:41,500 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/data/aedb8a909/5673fc30566b47d7b19ca4048b28ba37 [2024-12-06 01:49:41,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:49:41,503 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:49:41,504 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:49:41,504 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:49:41,508 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:49:41,508 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:49:41" (1/1) ... [2024-12-06 01:49:41,509 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a830b61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:41, skipping insertion in model container [2024-12-06 01:49:41,509 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:49:41" (1/1) ... [2024-12-06 01:49:41,568 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:49:41,732 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_b710f7b0-7f4b-44d2-a719-47b9e22e067d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop1-func-interl.c[1176,1189] [2024-12-06 01:49:42,163 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:49:42,172 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:49:42,182 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_b710f7b0-7f4b-44d2-a719-47b9e22e067d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop1-func-interl.c[1176,1189] [2024-12-06 01:49:42,511 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:49:42,524 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:49:42,525 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:42 WrapperNode [2024-12-06 01:49:42,525 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:49:42,526 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:49:42,526 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:49:42,526 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:49:42,533 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:42" (1/1) ... [2024-12-06 01:49:42,609 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:42" (1/1) ... [2024-12-06 01:49:43,464 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 13482 [2024-12-06 01:49:43,465 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:49:43,465 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:49:43,465 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:49:43,465 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:49:43,473 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:42" (1/1) ... [2024-12-06 01:49:43,473 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:42" (1/1) ... [2024-12-06 01:49:44,009 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:42" (1/1) ... [2024-12-06 01:49:44,009 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:42" (1/1) ... [2024-12-06 01:49:44,452 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:42" (1/1) ... [2024-12-06 01:49:44,509 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:42" (1/1) ... [2024-12-06 01:49:44,642 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:42" (1/1) ... [2024-12-06 01:49:44,726 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:42" (1/1) ... [2024-12-06 01:49:44,774 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:42" (1/1) ... [2024-12-06 01:49:45,037 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:49:45,038 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:49:45,038 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:49:45,039 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:49:45,040 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:42" (1/1) ... [2024-12-06 01:49:45,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:49:45,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:49:45,073 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:49:45,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:49:45,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:49:45,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:49:45,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:49:45,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:49:45,940 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:49:45,943 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:50:05,017 INFO L? ?]: Removed 7639 outVars from TransFormulas that were not future-live. [2024-12-06 01:50:05,018 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:50:31,766 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:50:31,767 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 01:50:31,767 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:50:31 BoogieIcfgContainer [2024-12-06 01:50:31,767 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:50:31,768 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:50:31,768 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:50:31,778 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:50:31,778 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:50:31" (1/1) ... [2024-12-06 01:50:31,787 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:50:31,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:31,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 01:50:31,851 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 01:50:31,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 01:50:31,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:31,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:50:32,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:34,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:50:44,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.56s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 01:50:54,769 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 01:50:55,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:55,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-06 01:50:55,228 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-06 01:50:55,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 01:50:55,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:55,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:59:55,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:00:07,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:00:07,241 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) [2024-12-06 02:00:07,245 INFO L158 Benchmark]: Toolchain (without parser) took 625741.54ms. Allocated memory was 142.6MB in the beginning and 4.0GB in the end (delta: 3.8GB). Free memory was 110.8MB in the beginning and 2.1GB in the end (delta: -2.0GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. [2024-12-06 02:00:07,246 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 142.6MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:00:07,246 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1021.20ms. Allocated memory was 142.6MB in the beginning and 352.3MB in the end (delta: 209.7MB). Free memory was 110.8MB in the beginning and 257.0MB in the end (delta: -146.2MB). Peak memory consumption was 123.3MB. Max. memory is 16.1GB. [2024-12-06 02:00:07,247 INFO L158 Benchmark]: Boogie Procedure Inliner took 938.59ms. Allocated memory was 352.3MB in the beginning and 1.1GB in the end (delta: 704.6MB). Free memory was 257.0MB in the beginning and 754.4MB in the end (delta: -497.4MB). Peak memory consumption was 294.4MB. Max. memory is 16.1GB. [2024-12-06 02:00:07,247 INFO L158 Benchmark]: Boogie Preprocessor took 1572.04ms. Allocated memory was 1.1GB in the beginning and 897.6MB in the end (delta: -159.4MB). Free memory was 754.4MB in the beginning and 504.9MB in the end (delta: 249.5MB). Peak memory consumption was 135.7MB. Max. memory is 16.1GB. [2024-12-06 02:00:07,248 INFO L158 Benchmark]: RCFGBuilder took 46728.88ms. Allocated memory was 897.6MB in the beginning and 4.0GB in the end (delta: 3.1GB). Free memory was 503.9MB in the beginning and 3.1GB in the end (delta: -2.6GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2024-12-06 02:00:07,248 INFO L158 Benchmark]: CodeCheck took 575476.15ms. Allocated memory is still 4.0GB. Free memory was 3.1GB in the beginning and 2.1GB in the end (delta: 1.0GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2024-12-06 02:00:07,252 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 0.41ms. Allocated memory is still 142.6MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1021.20ms. Allocated memory was 142.6MB in the beginning and 352.3MB in the end (delta: 209.7MB). Free memory was 110.8MB in the beginning and 257.0MB in the end (delta: -146.2MB). Peak memory consumption was 123.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 938.59ms. Allocated memory was 352.3MB in the beginning and 1.1GB in the end (delta: 704.6MB). Free memory was 257.0MB in the beginning and 754.4MB in the end (delta: -497.4MB). Peak memory consumption was 294.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1572.04ms. Allocated memory was 1.1GB in the beginning and 897.6MB in the end (delta: -159.4MB). Free memory was 754.4MB in the beginning and 504.9MB in the end (delta: 249.5MB). Peak memory consumption was 135.7MB. Max. memory is 16.1GB. * RCFGBuilder took 46728.88ms. Allocated memory was 897.6MB in the beginning and 4.0GB in the end (delta: 3.1GB). Free memory was 503.9MB in the beginning and 3.1GB in the end (delta: -2.6GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. * CodeCheck took 575476.15ms. Allocated memory is still 4.0GB. Free memory was 3.1GB in the beginning and 2.1GB in the end (delta: 1.0GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:00:07,461 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-12-06 02:00:07,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/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_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b --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 cc72b2048d75bbde542705139f6f00df97f48594dcd2a2bbfb016754cdc3f852 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:00:09,388 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:00:09,471 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 02:00:09,496 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:00:09,497 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:00:09,497 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:00:09,497 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:00:09,497 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:00:09,497 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:00:09,497 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:00:09,498 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:00:09,498 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:00:09,498 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:00:09,498 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:00:09,498 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:00:09,498 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:00:09,498 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:00:09,498 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:00:09,498 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:00:09,498 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:00:09,499 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:00:09,499 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:00:09,499 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:00:09,499 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:00:09,499 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:00:09,499 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:00:09,499 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:00:09,499 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:00:09,499 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:00:09,499 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:00:09,500 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:00:09,500 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:00:09,500 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:00:09,500 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_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b 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 -> cc72b2048d75bbde542705139f6f00df97f48594dcd2a2bbfb016754cdc3f852 [2024-12-06 02:00:09,726 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:00:09,732 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:00:09,734 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:00:09,735 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:00:09,735 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:00:09,736 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop1-func-interl.c [2024-12-06 02:00:12,382 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/data/bb216a445/d745703d4af441a7a2db5b69cf0d11fa/FLAG8dee151e6 [2024-12-06 02:00:12,724 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:00:12,725 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop1-func-interl.c [2024-12-06 02:00:12,746 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/data/bb216a445/d745703d4af441a7a2db5b69cf0d11fa/FLAG8dee151e6 [2024-12-06 02:00:12,759 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/data/bb216a445/d745703d4af441a7a2db5b69cf0d11fa [2024-12-06 02:00:12,761 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:00:12,762 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:00:12,763 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:00:12,763 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:00:12,767 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:00:12,768 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:00:12" (1/1) ... [2024-12-06 02:00:12,769 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c8316ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:00:12, skipping insertion in model container [2024-12-06 02:00:12,769 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:00:12" (1/1) ... [2024-12-06 02:00:12,830 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:00:12,998 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_b710f7b0-7f4b-44d2-a719-47b9e22e067d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop1-func-interl.c[1176,1189] [2024-12-06 02:00:13,377 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:00:13,389 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:00:13,399 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_b710f7b0-7f4b-44d2-a719-47b9e22e067d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cambridge.3.prop1-func-interl.c[1176,1189] [2024-12-06 02:00:13,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:00:13,671 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:00:13,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:00:13 WrapperNode [2024-12-06 02:00:13,672 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:00:13,673 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:00:13,673 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:00:13,673 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:00:13,679 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:00:13" (1/1) ... [2024-12-06 02:00:13,720 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:00:13" (1/1) ... [2024-12-06 02:00:13,843 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4174 [2024-12-06 02:00:13,844 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:00:13,844 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:00:13,844 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:00:13,844 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:00:13,851 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:00:13" (1/1) ... [2024-12-06 02:00:13,852 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:00:13" (1/1) ... [2024-12-06 02:00:13,878 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:00:13" (1/1) ... [2024-12-06 02:00:13,878 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:00:13" (1/1) ... [2024-12-06 02:00:13,957 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:00:13" (1/1) ... [2024-12-06 02:00:13,962 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:00:13" (1/1) ... [2024-12-06 02:00:13,968 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:00:13" (1/1) ... [2024-12-06 02:00:13,980 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:00:13" (1/1) ... [2024-12-06 02:00:13,989 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:00:13" (1/1) ... [2024-12-06 02:00:14,037 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:00:14,038 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:00:14,038 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:00:14,038 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:00:14,039 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:00:13" (1/1) ... [2024-12-06 02:00:14,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:00:14,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:00:14,079 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:00:14,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:00:14,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:00:14,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:00:14,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:00:14,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:00:14,730 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:00:14,732 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:00:18,932 INFO L? ?]: Removed 118 outVars from TransFormulas that were not future-live. [2024-12-06 02:00:18,932 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:00:19,020 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:00:19,020 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:00:19,020 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:00:19 BoogieIcfgContainer [2024-12-06 02:00:19,020 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:00:19,021 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:00:19,021 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:00:19,027 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:00:19,027 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:00:19" (1/1) ... [2024-12-06 02:00:19,033 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:00:19,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:00:19,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 02:00:19,068 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 02:00:19,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:00:19,070 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:00:19,070 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:00:19,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:00:19,072 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:00:19,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:00:20,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:00:20,264 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:00:20,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:00:20,509 INFO L256 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:00:20,520 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:00:20,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:00:20,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:00:21,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:00:22,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:00:22,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 02:00:22,110 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 02:00:22,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 02:00:22,110 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:00:22,110 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:00:22,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:00:22,113 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:00:22,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b710f7b0-7f4b-44d2-a719-47b9e22e067d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:00:24,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:00:24,152 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:00:24,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:00:24,662 INFO L256 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 02:00:24,684 INFO L279 TraceCheckSpWp]: Computing forward predicates...