./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.3.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_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3 --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 7145846f18bd97fa990679dfecc353f31ea473e2acd4663aeffed2088a24d867 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:00:28,759 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:00:28,824 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-25 04:00:28,829 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:00:28,830 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:00:28,869 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:00:28,871 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:00:28,872 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:00:28,872 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:00:28,872 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:00:28,872 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:00:28,873 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:00:28,873 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:00:28,873 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:00:28,873 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:00:28,873 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:00:28,873 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:00:28,873 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:00:28,873 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:00:28,873 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:00:28,873 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:00:28,873 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:00:28,873 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:00:28,874 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:00:28,874 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:00:28,874 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:00:28,874 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:00:28,874 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:00:28,874 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:00:28,874 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:00:28,874 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_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3 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 -> 7145846f18bd97fa990679dfecc353f31ea473e2acd4663aeffed2088a24d867 [2024-11-25 04:00:29,193 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:00:29,208 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:00:29,210 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:00:29,212 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:00:29,213 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:00:29,215 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.3.prop1-func-interl.c [2024-11-25 04:00:32,487 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/data/8d7834adb/61fda2aa840444308a0fff463cc8f824/FLAG444d447e6 [2024-11-25 04:00:32,898 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:00:32,899 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.3.prop1-func-interl.c [2024-11-25 04:00:32,940 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/data/8d7834adb/61fda2aa840444308a0fff463cc8f824/FLAG444d447e6 [2024-11-25 04:00:32,962 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/data/8d7834adb/61fda2aa840444308a0fff463cc8f824 [2024-11-25 04:00:32,964 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:00:32,967 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:00:32,969 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:00:32,969 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:00:32,974 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:00:32,975 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:00:32" (1/1) ... [2024-11-25 04:00:32,976 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cd9d0b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:00:32, skipping insertion in model container [2024-11-25 04:00:32,977 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:00:32" (1/1) ... [2024-11-25 04:00:33,081 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:00:33,299 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_59d73621-70be-413a-a406-24eac218be2d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.3.prop1-func-interl.c[1171,1184] [2024-11-25 04:00:33,891 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:00:33,905 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:00:33,918 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_59d73621-70be-413a-a406-24eac218be2d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.3.prop1-func-interl.c[1171,1184] [2024-11-25 04:00:34,162 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:00:34,179 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:00:34,180 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:00:34 WrapperNode [2024-11-25 04:00:34,180 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:00:34,181 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:00:34,182 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:00:34,182 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:00:34,191 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:00:34" (1/1) ... [2024-11-25 04:00:34,345 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:00:34" (1/1) ... [2024-11-25 04:00:36,033 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 9268 [2024-11-25 04:00:36,033 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:00:36,037 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:00:36,037 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:00:36,037 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:00:36,051 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:00:34" (1/1) ... [2024-11-25 04:00:36,051 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:00:34" (1/1) ... [2024-11-25 04:00:36,494 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:00:34" (1/1) ... [2024-11-25 04:00:36,494 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:00:34" (1/1) ... [2024-11-25 04:00:36,890 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:00:34" (1/1) ... [2024-11-25 04:00:37,005 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:00:34" (1/1) ... [2024-11-25 04:00:37,074 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:00:34" (1/1) ... [2024-11-25 04:00:37,154 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:00:34" (1/1) ... [2024-11-25 04:00:37,198 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:00:34" (1/1) ... [2024-11-25 04:00:37,444 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:00:37,446 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:00:37,447 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:00:37,447 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:00:37,449 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:00:34" (1/1) ... [2024-11-25 04:00:37,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:00:37,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:00:37,491 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:00:37,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:00:37,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:00:37,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:00:37,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:00:37,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:00:38,312 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:00:38,316 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:00:55,537 INFO L? ?]: Removed 5106 outVars from TransFormulas that were not future-live. [2024-11-25 04:00:55,538 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:01:15,755 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:01:15,756 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 04:01:15,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:01:15 BoogieIcfgContainer [2024-11-25 04:01:15,756 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:01:15,757 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:01:15,757 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:01:15,768 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:01:15,768 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:01:15" (1/1) ... [2024-11-25 04:01:15,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:01:15,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:01:15,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 04:01:15,853 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 04:01:15,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 04:01:15,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:01:15,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:01:16,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:01:19,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:01:29,949 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.70s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 04:01:40,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 04:01:40,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:01:40,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-25 04:01:40,350 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-25 04:01:40,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 04:01:40,350 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:01:40,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:03:56,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:04:07,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:04:07,726 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) [2024-11-25 04:04:07,731 INFO L158 Benchmark]: Toolchain (without parser) took 214764.97ms. Allocated memory was 117.4MB in the beginning and 3.9GB in the end (delta: 3.8GB). Free memory was 88.9MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 2.4GB. Max. memory is 16.1GB. [2024-11-25 04:04:07,732 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:04:07,732 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1211.58ms. Allocated memory is still 117.4MB. Free memory was 88.9MB in the beginning and 52.1MB in the end (delta: 36.8MB). Peak memory consumption was 98.6MB. Max. memory is 16.1GB. [2024-11-25 04:04:07,733 INFO L158 Benchmark]: Boogie Procedure Inliner took 1851.88ms. Allocated memory was 117.4MB in the beginning and 780.1MB in the end (delta: 662.7MB). Free memory was 52.1MB in the beginning and 588.2MB in the end (delta: -536.1MB). Peak memory consumption was 206.8MB. Max. memory is 16.1GB. [2024-11-25 04:04:07,734 INFO L158 Benchmark]: Boogie Preprocessor took 1406.85ms. Allocated memory was 780.1MB in the beginning and 587.2MB in the end (delta: -192.9MB). Free memory was 588.2MB in the beginning and 345.5MB in the end (delta: 242.7MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. [2024-11-25 04:04:07,735 INFO L158 Benchmark]: RCFGBuilder took 38310.21ms. Allocated memory was 587.2MB in the beginning and 3.9GB in the end (delta: 3.4GB). Free memory was 345.5MB in the beginning and 2.6GB in the end (delta: -2.3GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2024-11-25 04:04:07,735 INFO L158 Benchmark]: CodeCheck took 171973.15ms. Allocated memory is still 3.9GB. Free memory was 2.6GB in the beginning and 1.6GB in the end (delta: 1.0GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2024-11-25 04:04:07,738 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 0.43ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1211.58ms. Allocated memory is still 117.4MB. Free memory was 88.9MB in the beginning and 52.1MB in the end (delta: 36.8MB). Peak memory consumption was 98.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1851.88ms. Allocated memory was 117.4MB in the beginning and 780.1MB in the end (delta: 662.7MB). Free memory was 52.1MB in the beginning and 588.2MB in the end (delta: -536.1MB). Peak memory consumption was 206.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1406.85ms. Allocated memory was 780.1MB in the beginning and 587.2MB in the end (delta: -192.9MB). Free memory was 588.2MB in the beginning and 345.5MB in the end (delta: 242.7MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. * RCFGBuilder took 38310.21ms. Allocated memory was 587.2MB in the beginning and 3.9GB in the end (delta: 3.4GB). Free memory was 345.5MB in the beginning and 2.6GB in the end (delta: -2.3GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. * CodeCheck took 171973.15ms. Allocated memory is still 3.9GB. Free memory was 2.6GB in the beginning and 1.6GB 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. [2024-11-25 04:04:07,950 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-25 04:04:07,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/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_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.3.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3 --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 7145846f18bd97fa990679dfecc353f31ea473e2acd4663aeffed2088a24d867 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:04:10,773 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:04:10,865 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-25 04:04:10,909 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:04:10,910 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:04:10,910 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:04:10,911 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:04:10,911 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:04:10,911 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:04:10,911 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:04:10,911 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:04:10,911 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:04:10,911 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:04:10,911 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:04:10,915 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:04:10,915 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:04:10,915 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:04:10,915 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:04:10,915 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:04:10,915 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:04:10,915 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:04:10,916 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:04:10,916 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:04:10,916 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:04:10,916 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:04:10,916 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:04:10,916 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:04:10,916 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:04:10,916 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:04:10,917 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:04:10,917 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:04:10,917 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:04:10,917 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:04:10,917 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_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3 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 -> 7145846f18bd97fa990679dfecc353f31ea473e2acd4663aeffed2088a24d867 [2024-11-25 04:04:11,275 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:04:11,287 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:04:11,290 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:04:11,291 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:04:11,293 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:04:11,295 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.3.prop1-func-interl.c [2024-11-25 04:04:14,426 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/data/f08b56966/4e8254fbee5640819059167f263ef7ae/FLAG1d283819c [2024-11-25 04:04:14,846 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:04:14,847 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.3.prop1-func-interl.c [2024-11-25 04:04:14,865 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/data/f08b56966/4e8254fbee5640819059167f263ef7ae/FLAG1d283819c [2024-11-25 04:04:14,883 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/data/f08b56966/4e8254fbee5640819059167f263ef7ae [2024-11-25 04:04:14,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:04:14,887 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:04:14,889 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:04:14,889 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:04:14,894 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:04:14,895 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:04:14" (1/1) ... [2024-11-25 04:04:14,896 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d0c91b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:14, skipping insertion in model container [2024-11-25 04:04:14,896 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:04:14" (1/1) ... [2024-11-25 04:04:14,994 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:04:15,215 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_59d73621-70be-413a-a406-24eac218be2d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.3.prop1-func-interl.c[1171,1184] [2024-11-25 04:04:15,747 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:04:15,766 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:04:15,781 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_59d73621-70be-413a-a406-24eac218be2d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.3.prop1-func-interl.c[1171,1184] [2024-11-25 04:04:16,052 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:04:16,070 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:04:16,071 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:16 WrapperNode [2024-11-25 04:04:16,072 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:04:16,073 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:04:16,073 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:04:16,073 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:04:16,083 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:16" (1/1) ... [2024-11-25 04:04:16,146 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:16" (1/1) ... [2024-11-25 04:04:16,313 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2652 [2024-11-25 04:04:16,314 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:04:16,315 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:04:16,315 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:04:16,315 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:04:16,323 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:16" (1/1) ... [2024-11-25 04:04:16,323 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:16" (1/1) ... [2024-11-25 04:04:16,352 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:16" (1/1) ... [2024-11-25 04:04:16,353 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:16" (1/1) ... [2024-11-25 04:04:16,464 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:16" (1/1) ... [2024-11-25 04:04:16,476 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:16" (1/1) ... [2024-11-25 04:04:16,495 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:16" (1/1) ... [2024-11-25 04:04:16,521 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:16" (1/1) ... [2024-11-25 04:04:16,542 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:16" (1/1) ... [2024-11-25 04:04:16,586 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:04:16,590 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:04:16,590 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:04:16,590 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:04:16,595 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:04:16" (1/1) ... [2024-11-25 04:04:16,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:04:16,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:04:16,673 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:04:16,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:04:16,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:04:16,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:04:16,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:04:16,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:04:17,239 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:04:17,242 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:04:21,145 INFO L? ?]: Removed 107 outVars from TransFormulas that were not future-live. [2024-11-25 04:04:21,145 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:04:21,294 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:04:21,294 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 04:04:21,295 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:04:21 BoogieIcfgContainer [2024-11-25 04:04:21,295 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:04:21,296 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:04:21,296 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:04:21,307 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:04:21,307 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:04:21" (1/1) ... [2024-11-25 04:04:21,316 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:04:21,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:04:21,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 04:04:21,374 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 04:04:21,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 04:04:21,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:04:21,379 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:04:21,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:04:21,384 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:04:21,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 04:04:22,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:04:22,436 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:04:22,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:04:22,678 INFO L256 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-25 04:04:22,692 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:04:22,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:04:22,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 04:04:23,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:04:23,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-25 04:04:23,375 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-25 04:04:23,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 04:04:23,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:04:23,375 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:04:23,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:04:23,377 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:04:23,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d73621-70be-413a-a406-24eac218be2d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 04:04:24,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:04:24,861 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:04:25,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:04:25,348 INFO L256 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-25 04:04:25,375 INFO L279 TraceCheckSpWp]: Computing forward predicates...