./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d16_e0.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d16_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 893891534ef912417047ee29382e9a38873f3028656bf3329b1f530cde6080e5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:42:57,201 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:42:57,276 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 21:42:57,285 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:42:57,286 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:42:57,315 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:42:57,315 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:42:57,316 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:42:57,316 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:42:57,316 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:42:57,316 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:42:57,317 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:42:57,317 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:42:57,317 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:42:57,317 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:42:57,317 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:42:57,317 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:42:57,317 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:42:57,318 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:42:57,318 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:42:57,321 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:42:57,321 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:42:57,321 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:42:57,321 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:42:57,321 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:42:57,321 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:42:57,321 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:42:57,321 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:42:57,322 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:42:57,322 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:42:57,322 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_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 893891534ef912417047ee29382e9a38873f3028656bf3329b1f530cde6080e5 [2024-11-13 21:42:57,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:42:57,671 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:42:57,673 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:42:57,675 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:42:57,675 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:42:57,676 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d16_e0.c Unable to find full path for "g++" [2024-11-13 21:42:59,616 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:43:00,043 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:43:00,043 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d16_e0.c [2024-11-13 21:43:00,058 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/data/764bdbc52/140aa386f826483b8ec8eabed07223d2/FLAG4613b354a [2024-11-13 21:43:00,074 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/data/764bdbc52/140aa386f826483b8ec8eabed07223d2 [2024-11-13 21:43:00,076 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:43:00,078 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:43:00,080 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:43:00,080 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:43:00,084 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:43:00,085 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:43:00" (1/1) ... [2024-11-13 21:43:00,086 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fc77237 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:00, skipping insertion in model container [2024-11-13 21:43:00,087 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:43:00" (1/1) ... [2024-11-13 21:43:00,141 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:43:00,329 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_3437528d-1d33-468c-b00f-e4de76bf98c4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d16_e0.c[1270,1283] [2024-11-13 21:43:00,746 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:43:00,757 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:43:00,765 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_3437528d-1d33-468c-b00f-e4de76bf98c4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d16_e0.c[1270,1283] [2024-11-13 21:43:00,994 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:43:01,040 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:43:01,041 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:01 WrapperNode [2024-11-13 21:43:01,041 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:43:01,042 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:43:01,042 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:43:01,043 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:43:01,049 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:01" (1/1) ... [2024-11-13 21:43:01,096 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:01" (1/1) ... [2024-11-13 21:43:01,679 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3622 [2024-11-13 21:43:01,684 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:43:01,685 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:43:01,685 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:43:01,685 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:43:01,693 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:01" (1/1) ... [2024-11-13 21:43:01,694 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:01" (1/1) ... [2024-11-13 21:43:01,832 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:01" (1/1) ... [2024-11-13 21:43:01,833 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:01" (1/1) ... [2024-11-13 21:43:02,019 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:01" (1/1) ... [2024-11-13 21:43:02,052 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:01" (1/1) ... [2024-11-13 21:43:02,082 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:01" (1/1) ... [2024-11-13 21:43:02,106 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:01" (1/1) ... [2024-11-13 21:43:02,165 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:43:02,166 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:43:02,167 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:43:02,167 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:43:02,169 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:43:01" (1/1) ... [2024-11-13 21:43:02,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:43:02,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:43:02,212 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:43:02,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:43:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:43:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:43:02,246 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:43:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:43:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:43:02,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:43:02,756 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:43:02,758 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:43:07,866 INFO L? ?]: Removed 2044 outVars from TransFormulas that were not future-live. [2024-11-13 21:43:07,867 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:43:13,438 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:43:13,439 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:43:13,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:43:13 BoogieIcfgContainer [2024-11-13 21:43:13,439 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:43:13,440 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:43:13,441 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:43:13,453 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:43:13,453 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:43:13" (1/1) ... [2024-11-13 21:43:13,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:43:13,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:13,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-11-13 21:43:13,534 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-11-13 21:43:13,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 21:43:13,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:13,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:43:16,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:19,953 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-13 21:43:30,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:43:34,905 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.49s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:43:42,182 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.78s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:43:43,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:43:53,404 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:43:53,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:53,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 38 states and 51 transitions. [2024-11-13 21:43:53,440 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 51 transitions. [2024-11-13 21:43:53,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-13 21:43:53,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:53,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:49,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:44:49,190 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:45:31,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:45:42,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:45:42,378 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:45:42,387 INFO L158 Benchmark]: Toolchain (without parser) took 162308.57ms. Allocated memory was 117.4MB in the beginning and 2.3GB in the end (delta: 2.2GB). Free memory was 90.7MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 628.7MB. Max. memory is 16.1GB. [2024-11-13 21:45:42,389 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 75.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:45:42,390 INFO L158 Benchmark]: CACSL2BoogieTranslator took 962.07ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 74.6MB in the end (delta: 16.1MB). Peak memory consumption was 85.4MB. Max. memory is 16.1GB. [2024-11-13 21:45:42,391 INFO L158 Benchmark]: Boogie Procedure Inliner took 641.59ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 74.6MB in the beginning and 186.8MB in the end (delta: -112.2MB). Peak memory consumption was 81.0MB. Max. memory is 16.1GB. [2024-11-13 21:45:42,395 INFO L158 Benchmark]: Boogie Preprocessor took 480.43ms. Allocated memory is still 285.2MB. Free memory was 186.8MB in the beginning and 168.4MB in the end (delta: 18.3MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2024-11-13 21:45:42,395 INFO L158 Benchmark]: RCFGBuilder took 11272.93ms. Allocated memory was 285.2MB in the beginning and 956.3MB in the end (delta: 671.1MB). Free memory was 168.4MB in the beginning and 568.6MB in the end (delta: -400.1MB). Peak memory consumption was 306.9MB. Max. memory is 16.1GB. [2024-11-13 21:45:42,396 INFO L158 Benchmark]: CodeCheck took 148945.38ms. Allocated memory was 956.3MB in the beginning and 2.3GB in the end (delta: 1.4GB). Free memory was 568.6MB in the beginning and 1.7GB in the end (delta: -1.1GB). Peak memory consumption was 278.2MB. Max. memory is 16.1GB. [2024-11-13 21:45:42,398 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 0.30ms. Allocated memory is still 117.4MB. Free memory is still 75.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 962.07ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 74.6MB in the end (delta: 16.1MB). Peak memory consumption was 85.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 641.59ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 74.6MB in the beginning and 186.8MB in the end (delta: -112.2MB). Peak memory consumption was 81.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 480.43ms. Allocated memory is still 285.2MB. Free memory was 186.8MB in the beginning and 168.4MB in the end (delta: 18.3MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. * RCFGBuilder took 11272.93ms. Allocated memory was 285.2MB in the beginning and 956.3MB in the end (delta: 671.1MB). Free memory was 168.4MB in the beginning and 568.6MB in the end (delta: -400.1MB). Peak memory consumption was 306.9MB. Max. memory is 16.1GB. * CodeCheck took 148945.38ms. Allocated memory was 956.3MB in the beginning and 2.3GB in the end (delta: 1.4GB). Free memory was 568.6MB in the beginning and 1.7GB in the end (delta: -1.1GB). Peak memory consumption was 278.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 21:45:42,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d16_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 893891534ef912417047ee29382e9a38873f3028656bf3329b1f530cde6080e5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:45:45,182 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:45:45,352 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 21:45:45,398 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:45:45,399 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:45:45,399 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:45:45,399 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:45:45,399 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:45:45,399 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:45:45,400 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:45:45,400 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:45:45,400 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:45:45,400 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:45:45,400 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:45:45,400 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:45:45,400 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:45:45,400 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:45:45,400 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:45:45,401 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:45:45,401 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:45:45,401 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:45:45,401 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:45:45,401 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:45:45,401 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:45,401 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:45:45,403 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:45:45,403 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:45:45,403 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:45:45,404 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:45:45,404 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:45:45,404 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:45:45,404 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:45,404 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:45:45,404 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_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 893891534ef912417047ee29382e9a38873f3028656bf3329b1f530cde6080e5 [2024-11-13 21:45:45,760 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:45:45,769 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:45:45,771 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:45:45,773 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:45:45,773 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:45:45,774 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d16_e0.c Unable to find full path for "g++" [2024-11-13 21:45:47,776 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:45:48,068 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:45:48,069 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d16_e0.c [2024-11-13 21:45:48,085 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/data/2c9cf8026/31d5918384c842bc889adc83579a29de/FLAGe9c481516 [2024-11-13 21:45:48,101 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/data/2c9cf8026/31d5918384c842bc889adc83579a29de [2024-11-13 21:45:48,103 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:45:48,105 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:45:48,106 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:45:48,106 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:45:48,111 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:45:48,112 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:45:48" (1/1) ... [2024-11-13 21:45:48,113 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ecfb313 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:45:48, skipping insertion in model container [2024-11-13 21:45:48,113 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:45:48" (1/1) ... [2024-11-13 21:45:48,182 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:45:48,397 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_3437528d-1d33-468c-b00f-e4de76bf98c4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d16_e0.c[1270,1283] [2024-11-13 21:45:48,765 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:45:48,783 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:45:48,792 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_3437528d-1d33-468c-b00f-e4de76bf98c4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d16_e0.c[1270,1283] [2024-11-13 21:45:48,984 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:45:49,010 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:45:49,011 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:45:49 WrapperNode [2024-11-13 21:45:49,011 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:45:49,012 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:45:49,012 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:45:49,012 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:45:49,019 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:45:49" (1/1) ... [2024-11-13 21:45:49,046 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:45:49" (1/1) ... [2024-11-13 21:45:49,130 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1614 [2024-11-13 21:45:49,130 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:45:49,131 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:45:49,131 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:45:49,131 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:45:49,146 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:45:49" (1/1) ... [2024-11-13 21:45:49,147 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:45:49" (1/1) ... [2024-11-13 21:45:49,203 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:45:49" (1/1) ... [2024-11-13 21:45:49,203 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:45:49" (1/1) ... [2024-11-13 21:45:49,253 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:45:49" (1/1) ... [2024-11-13 21:45:49,261 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:45:49" (1/1) ... [2024-11-13 21:45:49,273 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:45:49" (1/1) ... [2024-11-13 21:45:49,285 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:45:49" (1/1) ... [2024-11-13 21:45:49,296 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:45:49,297 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:45:49,297 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:45:49,297 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:45:49,298 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:45:49" (1/1) ... [2024-11-13 21:45:49,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:45:49,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:45:49,329 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:45:49,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:45:49,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:45:49,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:45:49,363 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:45:49,363 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:45:49,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:45:49,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:45:49,834 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:45:49,836 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:45:51,539 INFO L? ?]: Removed 497 outVars from TransFormulas that were not future-live. [2024-11-13 21:45:51,539 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:45:51,634 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:45:51,634 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:45:51,634 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:45:51 BoogieIcfgContainer [2024-11-13 21:45:51,634 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:45:51,635 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:45:51,635 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:45:51,649 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:45:51,649 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:45:51" (1/1) ... [2024-11-13 21:45:51,657 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:45:51,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:51,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-11-13 21:45:51,717 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-11-13 21:45:51,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 21:45:51,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:51,722 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:51,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:51,727 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:51,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:45:52,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:52,809 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:53,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:53,230 INFO L255 TraceCheckSpWp]: Trace formula consists of 608 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 21:45:53,246 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:53,656 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-13 21:45:53,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:45:54,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:54,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 38 states and 53 transitions. [2024-11-13 21:45:54,299 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 53 transitions. [2024-11-13 21:45:54,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-13 21:45:54,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:54,301 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:45:54,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:45:54,303 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:45:54,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:45:56,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:56,119 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:45:56,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:56,858 INFO L255 TraceCheckSpWp]: Trace formula consists of 1174 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-13 21:45:56,882 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:45:58,061 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-11-13 21:45:58,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 21:46:01,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:01,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 68 states and 103 transitions. [2024-11-13 21:46:01,160 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 103 transitions. [2024-11-13 21:46:01,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-13 21:46:01,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:01,163 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:01,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:01,165 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:01,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:46:03,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:03,401 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:04,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:04,287 INFO L255 TraceCheckSpWp]: Trace formula consists of 1740 conjuncts, 123 conjuncts are in the unsatisfiable core [2024-11-13 21:46:04,310 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:11,240 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 44 proven. 73 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2024-11-13 21:46:11,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 21:46:30,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:46:30,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 115 states and 190 transitions. [2024-11-13 21:46:30,960 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 190 transitions. [2024-11-13 21:46:30,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-13 21:46:30,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:46:30,968 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:46:30,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:46:30,970 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:46:30,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 21:46:34,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:34,199 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:46:35,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:46:35,413 INFO L255 TraceCheckSpWp]: Trace formula consists of 2306 conjuncts, 398 conjuncts are in the unsatisfiable core [2024-11-13 21:46:35,467 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:46:57,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2024-11-13 21:46:57,101 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-13 21:46:57,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3437528d-1d33-468c-b00f-e4de76bf98c4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 21:46:57,129 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: No Interpolants at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:467) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:46:57,134 INFO L158 Benchmark]: Toolchain (without parser) took 69028.66ms. Allocated memory was 83.9MB in the beginning and 528.5MB in the end (delta: 444.6MB). Free memory was 57.9MB in the beginning and 394.6MB in the end (delta: -336.7MB). Peak memory consumption was 370.7MB. Max. memory is 16.1GB. [2024-11-13 21:46:57,134 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 83.9MB. Free memory is still 65.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:46:57,135 INFO L158 Benchmark]: CACSL2BoogieTranslator took 905.41ms. Allocated memory is still 83.9MB. Free memory was 57.9MB in the beginning and 42.7MB in the end (delta: 15.2MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. [2024-11-13 21:46:57,135 INFO L158 Benchmark]: Boogie Procedure Inliner took 118.44ms. Allocated memory is still 83.9MB. Free memory was 42.7MB in the beginning and 31.2MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:46:57,135 INFO L158 Benchmark]: Boogie Preprocessor took 165.01ms. Allocated memory is still 83.9MB. Free memory was 31.2MB in the beginning and 40.6MB in the end (delta: -9.4MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2024-11-13 21:46:57,136 INFO L158 Benchmark]: RCFGBuilder took 2337.62ms. Allocated memory was 83.9MB in the beginning and 167.8MB in the end (delta: 83.9MB). Free memory was 40.6MB in the beginning and 60.7MB in the end (delta: -20.1MB). Peak memory consumption was 95.5MB. Max. memory is 16.1GB. [2024-11-13 21:46:57,137 INFO L158 Benchmark]: CodeCheck took 65497.58ms. Allocated memory was 167.8MB in the beginning and 528.5MB in the end (delta: 360.7MB). Free memory was 60.7MB in the beginning and 394.6MB in the end (delta: -333.8MB). Peak memory consumption was 292.2MB. Max. memory is 16.1GB. [2024-11-13 21:46:57,141 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: No Interpolants de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: No Interpolants: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 83.9MB. Free memory is still 65.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 905.41ms. Allocated memory is still 83.9MB. Free memory was 57.9MB in the beginning and 42.7MB in the end (delta: 15.2MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 118.44ms. Allocated memory is still 83.9MB. Free memory was 42.7MB in the beginning and 31.2MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 165.01ms. Allocated memory is still 83.9MB. Free memory was 31.2MB in the beginning and 40.6MB in the end (delta: -9.4MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2337.62ms. Allocated memory was 83.9MB in the beginning and 167.8MB in the end (delta: 83.9MB). Free memory was 40.6MB in the beginning and 60.7MB in the end (delta: -20.1MB). Peak memory consumption was 95.5MB. Max. memory is 16.1GB. * CodeCheck took 65497.58ms. Allocated memory was 167.8MB in the beginning and 528.5MB in the end (delta: 360.7MB). Free memory was 60.7MB in the beginning and 394.6MB in the end (delta: -333.8MB). Peak memory consumption was 292.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: No Interpolants