./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.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_edad1e76-801c-4732-9c47-add578e15d04/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/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_edad1e76-801c-4732-9c47-add578e15d04/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/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_edad1e76-801c-4732-9c47-add578e15d04/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 a731438db71f82e2adf76abf6f6ed0c7b576d30ada2bff6bf38da81a3737cf27 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 01:57:43,027 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 01:57:43,127 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-25 01:57:43,133 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 01:57:43,136 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 01:57:43,168 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 01:57:43,170 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 01:57:43,170 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 01:57:43,170 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 01:57:43,171 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 01:57:43,172 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 01:57:43,172 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 01:57:43,172 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 01:57:43,172 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 01:57:43,172 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 01:57:43,172 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 01:57:43,173 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 01:57:43,173 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 01:57:43,173 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 01:57:43,174 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 01:57:43,174 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 01:57:43,174 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 01:57:43,174 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 01:57:43,174 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 01:57:43,174 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 01:57:43,174 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 01:57:43,174 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 01:57:43,175 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 01:57:43,175 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 01:57:43,175 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 01:57:43,175 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_edad1e76-801c-4732-9c47-add578e15d04/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 -> a731438db71f82e2adf76abf6f6ed0c7b576d30ada2bff6bf38da81a3737cf27 [2024-11-25 01:57:43,486 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 01:57:43,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 01:57:43,497 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 01:57:43,498 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 01:57:43,499 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 01:57:43,502 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop1-func-interl.c [2024-11-25 01:57:46,604 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/bin/ukojak-verify-ENZ3QT5qd3/data/dd002be8e/b033393b5b564dd0a8244c2fff56fb8c/FLAG98123e6f6 [2024-11-25 01:57:46,963 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 01:57:46,963 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop1-func-interl.c [2024-11-25 01:57:46,978 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/bin/ukojak-verify-ENZ3QT5qd3/data/dd002be8e/b033393b5b564dd0a8244c2fff56fb8c/FLAG98123e6f6 [2024-11-25 01:57:46,992 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/bin/ukojak-verify-ENZ3QT5qd3/data/dd002be8e/b033393b5b564dd0a8244c2fff56fb8c [2024-11-25 01:57:46,995 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 01:57:46,996 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 01:57:46,997 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 01:57:46,997 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 01:57:47,002 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 01:57:47,002 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:57:46" (1/1) ... [2024-11-25 01:57:47,003 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fef4a0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:47, skipping insertion in model container [2024-11-25 01:57:47,005 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:57:46" (1/1) ... [2024-11-25 01:57:47,072 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 01:57:47,277 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_edad1e76-801c-4732-9c47-add578e15d04/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop1-func-interl.c[1177,1190] [2024-11-25 01:57:47,646 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 01:57:47,657 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 01:57:47,668 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_edad1e76-801c-4732-9c47-add578e15d04/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop1-func-interl.c[1177,1190] [2024-11-25 01:57:47,943 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 01:57:47,961 INFO L204 MainTranslator]: Completed translation [2024-11-25 01:57:47,962 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:47 WrapperNode [2024-11-25 01:57:47,962 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 01:57:47,963 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 01:57:47,964 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 01:57:47,964 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 01:57:47,974 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:47" (1/1) ... [2024-11-25 01:57:48,048 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:47" (1/1) ... [2024-11-25 01:57:48,874 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 5250 [2024-11-25 01:57:48,875 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 01:57:48,876 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 01:57:48,876 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 01:57:48,876 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 01:57:48,885 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:47" (1/1) ... [2024-11-25 01:57:48,886 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:47" (1/1) ... [2024-11-25 01:57:49,085 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:47" (1/1) ... [2024-11-25 01:57:49,086 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:47" (1/1) ... [2024-11-25 01:57:49,340 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:47" (1/1) ... [2024-11-25 01:57:49,405 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:47" (1/1) ... [2024-11-25 01:57:49,464 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:47" (1/1) ... [2024-11-25 01:57:49,572 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:47" (1/1) ... [2024-11-25 01:57:49,610 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:47" (1/1) ... [2024-11-25 01:57:49,837 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 01:57:49,840 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 01:57:49,840 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 01:57:49,841 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 01:57:49,843 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:47" (1/1) ... [2024-11-25 01:57:49,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 01:57:49,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 01:57:49,883 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 01:57:49,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 01:57:49,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 01:57:49,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 01:57:49,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 01:57:49,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 01:57:50,460 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 01:57:50,462 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 01:57:58,755 INFO L? ?]: Removed 2910 outVars from TransFormulas that were not future-live. [2024-11-25 01:57:58,755 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 01:58:08,735 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 01:58:08,735 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 01:58:08,736 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:58:08 BoogieIcfgContainer [2024-11-25 01:58:08,736 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 01:58:08,737 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 01:58:08,741 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 01:58:08,761 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 01:58:08,766 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:58:08" (1/1) ... [2024-11-25 01:58:08,787 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 01:58:08,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 01:58:08,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 01:58:08,874 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 01:58:08,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 01:58:08,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 01:58:08,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 01:58:09,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 01:58:12,768 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 01:58:22,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 01:58:33,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 01:58:33,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 01:58:33,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-25 01:58:33,538 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-25 01:58:33,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 01:58:33,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 01:58:33,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 01:59:14,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 01:59:14,132 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 01:59:56,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:00:07,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:00:07,450 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 02:00:07,455 INFO L158 Benchmark]: Toolchain (without parser) took 140459.08ms. Allocated memory was 117.4MB in the beginning and 2.3GB in the end (delta: 2.1GB). Free memory was 90.7MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 789.1MB. Max. memory is 16.1GB. [2024-11-25 02:00:07,456 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 74.9MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:00:07,456 INFO L158 Benchmark]: CACSL2BoogieTranslator took 965.67ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 68.7MB in the end (delta: 22.0MB). Peak memory consumption was 87.2MB. Max. memory is 16.1GB. [2024-11-25 02:00:07,457 INFO L158 Benchmark]: Boogie Procedure Inliner took 911.56ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 68.7MB in the beginning and 125.7MB in the end (delta: -57.0MB). Peak memory consumption was 117.1MB. Max. memory is 16.1GB. [2024-11-25 02:00:07,459 INFO L158 Benchmark]: Boogie Preprocessor took 962.05ms. Allocated memory is still 251.7MB. Free memory was 125.7MB in the beginning and 105.9MB in the end (delta: 19.8MB). Peak memory consumption was 48.7MB. Max. memory is 16.1GB. [2024-11-25 02:00:07,459 INFO L158 Benchmark]: RCFGBuilder took 18896.11ms. Allocated memory was 251.7MB in the beginning and 1.1GB in the end (delta: 872.4MB). Free memory was 105.9MB in the beginning and 453.5MB in the end (delta: -347.6MB). Peak memory consumption was 811.6MB. Max. memory is 16.1GB. [2024-11-25 02:00:07,462 INFO L158 Benchmark]: CodeCheck took 118717.01ms. Allocated memory was 1.1GB in the beginning and 2.3GB in the end (delta: 1.1GB). Free memory was 453.5MB in the beginning and 1.5GB in the end (delta: -1.0GB). Peak memory consumption was 143.7MB. Max. memory is 16.1GB. [2024-11-25 02:00:07,465 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 74.9MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 965.67ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 68.7MB in the end (delta: 22.0MB). Peak memory consumption was 87.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 911.56ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 68.7MB in the beginning and 125.7MB in the end (delta: -57.0MB). Peak memory consumption was 117.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 962.05ms. Allocated memory is still 251.7MB. Free memory was 125.7MB in the beginning and 105.9MB in the end (delta: 19.8MB). Peak memory consumption was 48.7MB. Max. memory is 16.1GB. * RCFGBuilder took 18896.11ms. Allocated memory was 251.7MB in the beginning and 1.1GB in the end (delta: 872.4MB). Free memory was 105.9MB in the beginning and 453.5MB in the end (delta: -347.6MB). Peak memory consumption was 811.6MB. Max. memory is 16.1GB. * CodeCheck took 118717.01ms. Allocated memory was 1.1GB in the beginning and 2.3GB in the end (delta: 1.1GB). Free memory was 453.5MB in the beginning and 1.5GB in the end (delta: -1.0GB). Peak memory consumption was 143.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 02:00:07,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/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_edad1e76-801c-4732-9c47-add578e15d04/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/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_edad1e76-801c-4732-9c47-add578e15d04/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 a731438db71f82e2adf76abf6f6ed0c7b576d30ada2bff6bf38da81a3737cf27 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:00:10,298 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:00:10,403 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-25 02:00:10,434 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:00:10,435 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:00:10,435 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:00:10,436 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:00:10,436 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:00:10,436 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:00:10,436 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:00:10,436 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:00:10,437 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:00:10,437 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:00:10,437 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:00:10,437 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:00:10,437 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:00:10,437 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:00:10,437 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:00:10,438 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:00:10,438 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:00:10,438 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:00:10,438 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:00:10,438 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:00:10,438 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:00:10,439 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:00:10,439 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:00:10,439 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:00:10,439 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:00:10,439 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:00:10,439 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:00:10,440 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:00:10,440 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:00:10,440 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:00:10,440 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_edad1e76-801c-4732-9c47-add578e15d04/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 -> a731438db71f82e2adf76abf6f6ed0c7b576d30ada2bff6bf38da81a3737cf27 [2024-11-25 02:00:10,787 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:00:10,798 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:00:10,803 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:00:10,806 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:00:10,807 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:00:10,808 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop1-func-interl.c [2024-11-25 02:00:13,867 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/bin/ukojak-verify-ENZ3QT5qd3/data/3b0f8c0bf/69411a607af04f9bac04f4ad78343f4a/FLAGad54457a4 [2024-11-25 02:00:14,275 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:00:14,275 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop1-func-interl.c [2024-11-25 02:00:14,297 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/bin/ukojak-verify-ENZ3QT5qd3/data/3b0f8c0bf/69411a607af04f9bac04f4ad78343f4a/FLAGad54457a4 [2024-11-25 02:00:14,330 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/bin/ukojak-verify-ENZ3QT5qd3/data/3b0f8c0bf/69411a607af04f9bac04f4ad78343f4a [2024-11-25 02:00:14,332 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:00:14,336 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:00:14,338 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:00:14,338 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:00:14,343 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:00:14,343 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:00:14" (1/1) ... [2024-11-25 02:00:14,345 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e3c9ea9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:14, skipping insertion in model container [2024-11-25 02:00:14,346 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:00:14" (1/1) ... [2024-11-25 02:00:14,422 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:00:14,654 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_edad1e76-801c-4732-9c47-add578e15d04/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop1-func-interl.c[1177,1190] [2024-11-25 02:00:14,993 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:00:15,007 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:00:15,019 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_edad1e76-801c-4732-9c47-add578e15d04/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop1-func-interl.c[1177,1190] [2024-11-25 02:00:15,165 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:00:15,182 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:00:15,182 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:15 WrapperNode [2024-11-25 02:00:15,182 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:00:15,183 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:00:15,184 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:00:15,184 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:00:15,191 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:15" (1/1) ... [2024-11-25 02:00:15,217 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:15" (1/1) ... [2024-11-25 02:00:15,321 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1502 [2024-11-25 02:00:15,323 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:00:15,324 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:00:15,324 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:00:15,324 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:00:15,333 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:15" (1/1) ... [2024-11-25 02:00:15,333 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:15" (1/1) ... [2024-11-25 02:00:15,344 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:15" (1/1) ... [2024-11-25 02:00:15,345 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:15" (1/1) ... [2024-11-25 02:00:15,422 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:15" (1/1) ... [2024-11-25 02:00:15,428 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:15" (1/1) ... [2024-11-25 02:00:15,434 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:15" (1/1) ... [2024-11-25 02:00:15,446 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:15" (1/1) ... [2024-11-25 02:00:15,457 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:15" (1/1) ... [2024-11-25 02:00:15,478 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:00:15,482 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:00:15,482 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:00:15,483 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:00:15,484 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:15" (1/1) ... [2024-11-25 02:00:15,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:00:15,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:00:15,520 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:00:15,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:00:15,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:00:15,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:00:15,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:00:15,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:00:16,034 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:00:16,038 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:00:18,002 INFO L? ?]: Removed 84 outVars from TransFormulas that were not future-live. [2024-11-25 02:00:18,002 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:00:18,089 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:00:18,090 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 02:00:18,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:00:18 BoogieIcfgContainer [2024-11-25 02:00:18,090 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:00:18,091 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:00:18,091 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:00:18,107 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:00:18,107 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:00:18" (1/1) ... [2024-11-25 02:00:18,116 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:00:18,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:00:18,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 02:00:18,171 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 02:00:18,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 02:00:18,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:00:18,175 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:00:18,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:00:18,179 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:00:18,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 02:00:18,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:00:18,797 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:00:18,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:00:18,978 INFO L256 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-25 02:00:18,990 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:00:19,221 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 02:00:19,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 02:00:19,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:00:19,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-25 02:00:19,441 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-25 02:00:19,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 02:00:19,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:00:19,442 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:00:19,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:00:19,444 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:00:19,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edad1e76-801c-4732-9c47-add578e15d04/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 02:00:20,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:00:20,331 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:00:20,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:00:20,633 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-25 02:00:20,651 INFO L279 TraceCheckSpWp]: Computing forward predicates...