./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d32_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_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/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_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d32_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/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_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/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 c86eb9f8f031615012746f1d70d6d6c363562a3a72706041b57f7090867b5f9f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:47:05,289 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:47:05,359 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 22:47:05,364 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:47:05,364 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:47:05,389 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:47:05,390 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:47:05,391 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:47:05,391 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:47:05,391 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:47:05,392 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:47:05,392 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:47:05,392 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:47:05,392 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:47:05,392 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:47:05,392 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:47:05,393 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:47:05,393 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:47:05,393 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:47:05,393 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:47:05,393 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:47:05,394 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:47:05,394 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:47:05,394 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:47:05,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:47:05,394 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:47:05,394 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:47:05,395 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:47:05,395 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:47:05,395 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:47:05,395 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_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/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 -> c86eb9f8f031615012746f1d70d6d6c363562a3a72706041b57f7090867b5f9f [2024-11-13 22:47:05,683 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:47:05,697 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:47:05,700 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:47:05,701 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:47:05,702 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:47:05,705 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d32_e0.c Unable to find full path for "g++" [2024-11-13 22:47:07,749 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:47:08,423 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:47:08,426 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d32_e0.c [2024-11-13 22:47:08,465 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/data/f726d431c/aa9ad528fab8469e938a169c15db5cb9/FLAG69f6f0840 [2024-11-13 22:47:08,490 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/data/f726d431c/aa9ad528fab8469e938a169c15db5cb9 [2024-11-13 22:47:08,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:47:08,496 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:47:08,498 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:47:08,499 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:47:08,505 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:47:08,507 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:47:08" (1/1) ... [2024-11-13 22:47:08,510 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7791418b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:08, skipping insertion in model container [2024-11-13 22:47:08,510 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:47:08" (1/1) ... [2024-11-13 22:47:08,635 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:47:08,921 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_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d32_e0.c[1271,1284] [2024-11-13 22:47:09,669 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:47:09,684 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:47:09,696 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_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d32_e0.c[1271,1284] [2024-11-13 22:47:10,015 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:47:10,033 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:47:10,033 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:10 WrapperNode [2024-11-13 22:47:10,034 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:47:10,035 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:47:10,036 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:47:10,036 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:47:10,043 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:10" (1/1) ... [2024-11-13 22:47:10,132 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:10" (1/1) ... [2024-11-13 22:47:10,986 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 5958 [2024-11-13 22:47:10,986 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:47:10,987 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:47:10,987 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:47:10,987 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:47:10,995 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:10" (1/1) ... [2024-11-13 22:47:10,995 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:10" (1/1) ... [2024-11-13 22:47:11,196 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:10" (1/1) ... [2024-11-13 22:47:11,198 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:10" (1/1) ... [2024-11-13 22:47:11,421 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:10" (1/1) ... [2024-11-13 22:47:11,534 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:10" (1/1) ... [2024-11-13 22:47:11,639 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:10" (1/1) ... [2024-11-13 22:47:11,669 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:10" (1/1) ... [2024-11-13 22:47:11,881 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:47:11,883 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:47:11,885 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:47:11,885 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:47:11,887 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:47:10" (1/1) ... [2024-11-13 22:47:11,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:47:11,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:47:11,929 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:47:11,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:47:11,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:47:11,968 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:47:11,968 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:47:11,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:47:11,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:47:11,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:47:12,604 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:47:12,606 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:47:22,303 INFO L? ?]: Removed 3396 outVars from TransFormulas that were not future-live. [2024-11-13 22:47:22,303 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:47:31,382 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:47:31,383 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:47:31,383 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:47:31 BoogieIcfgContainer [2024-11-13 22:47:31,383 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:47:31,384 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:47:31,384 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:47:31,396 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:47:31,396 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:47:31" (1/1) ... [2024-11-13 22:47:31,408 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:47:31,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:47:31,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-11-13 22:47:31,477 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-11-13 22:47:31,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 22:47:31,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:47:31,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:47:38,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:47:45,076 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 22:47:56,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:48:06,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:48:16,659 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:48:26,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:48:28,649 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:48:38,655 WARN L539 Checker$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 22:48:48,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:48:48,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:48,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 38 states and 51 transitions. [2024-11-13 22:48:48,715 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 51 transitions. [2024-11-13 22:48:48,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-13 22:48:48,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:48,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:53:13,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:53:13,027 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:57:52,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:58:03,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:58:03,262 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:58:03,267 INFO L158 Benchmark]: Toolchain (without parser) took 654771.95ms. Allocated memory was 142.6MB in the beginning and 2.2GB in the end (delta: 2.1GB). Free memory was 114.2MB in the beginning and 1.0GB in the end (delta: -905.3MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-11-13 22:58:03,267 INFO L158 Benchmark]: CDTParser took 0.92ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:58:03,268 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1536.31ms. Allocated memory is still 142.6MB. Free memory was 113.9MB in the beginning and 59.6MB in the end (delta: 54.3MB). Peak memory consumption was 75.4MB. Max. memory is 16.1GB. [2024-11-13 22:58:03,268 INFO L158 Benchmark]: Boogie Procedure Inliner took 951.14ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 59.6MB in the beginning and 284.3MB in the end (delta: -224.6MB). Peak memory consumption was 121.8MB. Max. memory is 16.1GB. [2024-11-13 22:58:03,269 INFO L158 Benchmark]: Boogie Preprocessor took 894.64ms. Allocated memory was 427.8MB in the beginning and 1.3GB in the end (delta: 855.6MB). Free memory was 284.3MB in the beginning and 1.1GB in the end (delta: -834.0MB). Peak memory consumption was 57.5MB. Max. memory is 16.1GB. [2024-11-13 22:58:03,269 INFO L158 Benchmark]: RCFGBuilder took 19500.68ms. Allocated memory was 1.3GB in the beginning and 2.4GB in the end (delta: 1.1GB). Free memory was 1.1GB in the beginning and 2.1GB in the end (delta: -971.6MB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2024-11-13 22:58:03,270 INFO L158 Benchmark]: CodeCheck took 631881.87ms. Allocated memory was 2.4GB in the beginning and 2.2GB in the end (delta: -159.4MB). Free memory was 2.1GB in the beginning and 1.0GB in the end (delta: 1.1GB). Peak memory consumption was 914.8MB. Max. memory is 16.1GB. [2024-11-13 22:58:03,272 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 0.92ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1536.31ms. Allocated memory is still 142.6MB. Free memory was 113.9MB in the beginning and 59.6MB in the end (delta: 54.3MB). Peak memory consumption was 75.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 951.14ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 59.6MB in the beginning and 284.3MB in the end (delta: -224.6MB). Peak memory consumption was 121.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 894.64ms. Allocated memory was 427.8MB in the beginning and 1.3GB in the end (delta: 855.6MB). Free memory was 284.3MB in the beginning and 1.1GB in the end (delta: -834.0MB). Peak memory consumption was 57.5MB. Max. memory is 16.1GB. * RCFGBuilder took 19500.68ms. Allocated memory was 1.3GB in the beginning and 2.4GB in the end (delta: 1.1GB). Free memory was 1.1GB in the beginning and 2.1GB in the end (delta: -971.6MB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. * CodeCheck took 631881.87ms. Allocated memory was 2.4GB in the beginning and 2.2GB in the end (delta: -159.4MB). Free memory was 2.1GB in the beginning and 1.0GB in the end (delta: 1.1GB). Peak memory consumption was 914.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 22:58:03,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/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_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/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_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d32_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/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_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/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 c86eb9f8f031615012746f1d70d6d6c363562a3a72706041b57f7090867b5f9f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:58:05,984 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:58:06,088 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 22:58:06,140 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:58:06,141 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:58:06,141 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:58:06,142 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:58:06,142 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:58:06,142 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:58:06,142 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:58:06,142 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:58:06,143 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:58:06,143 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:58:06,143 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:58:06,143 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:58:06,143 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:58:06,143 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:58:06,143 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:58:06,143 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:58:06,143 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:58:06,144 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:58:06,144 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:58:06,144 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:58:06,144 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:58:06,144 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:58:06,144 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:58:06,144 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:58:06,145 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:58:06,145 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:58:06,145 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:58:06,145 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:58:06,145 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:58:06,145 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:58:06,145 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_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/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 -> c86eb9f8f031615012746f1d70d6d6c363562a3a72706041b57f7090867b5f9f [2024-11-13 22:58:06,484 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:58:06,493 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:58:06,495 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:58:06,497 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:58:06,497 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:58:06,501 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d32_e0.c Unable to find full path for "g++" [2024-11-13 22:58:08,533 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:58:09,051 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:58:09,052 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d32_e0.c [2024-11-13 22:58:09,081 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/data/c50a5d72a/9be03fe592484b3999ef589158a62b7e/FLAG0086fe3a8 [2024-11-13 22:58:09,104 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/data/c50a5d72a/9be03fe592484b3999ef589158a62b7e [2024-11-13 22:58:09,108 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:58:09,110 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:58:09,112 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:58:09,112 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:58:09,116 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:58:09,117 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:58:09" (1/1) ... [2024-11-13 22:58:09,119 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d0788d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:09, skipping insertion in model container [2024-11-13 22:58:09,120 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:58:09" (1/1) ... [2024-11-13 22:58:09,211 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:58:09,445 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_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d32_e0.c[1271,1284] [2024-11-13 22:58:10,019 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:58:10,038 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:58:10,054 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_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w16_d32_e0.c[1271,1284] [2024-11-13 22:58:10,323 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:58:10,339 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:58:10,340 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:10 WrapperNode [2024-11-13 22:58:10,340 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:58:10,341 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:58:10,342 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:58:10,342 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:58:10,349 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:10" (1/1) ... [2024-11-13 22:58:10,399 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:10" (1/1) ... [2024-11-13 22:58:10,563 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2670 [2024-11-13 22:58:10,563 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:58:10,564 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:58:10,564 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:58:10,564 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:58:10,572 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:10" (1/1) ... [2024-11-13 22:58:10,572 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:10" (1/1) ... [2024-11-13 22:58:10,600 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:10" (1/1) ... [2024-11-13 22:58:10,600 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:10" (1/1) ... [2024-11-13 22:58:10,679 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:10" (1/1) ... [2024-11-13 22:58:10,730 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:10" (1/1) ... [2024-11-13 22:58:10,752 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:10" (1/1) ... [2024-11-13 22:58:10,782 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:10" (1/1) ... [2024-11-13 22:58:10,819 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:58:10,821 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:58:10,821 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:58:10,822 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:58:10,824 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:58:10" (1/1) ... [2024-11-13 22:58:10,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:58:10,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:58:10,871 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:58:10,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:58:10,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:58:10,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:58:10,909 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:58:10,909 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:58:10,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:58:10,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:58:11,487 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:58:11,489 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:58:14,331 INFO L? ?]: Removed 809 outVars from TransFormulas that were not future-live. [2024-11-13 22:58:14,331 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:58:14,486 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:58:14,486 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:58:14,487 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:58:14 BoogieIcfgContainer [2024-11-13 22:58:14,487 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:58:14,488 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:58:14,488 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:58:14,497 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:58:14,497 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:58:14" (1/1) ... [2024-11-13 22:58:14,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:58:14,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:58:14,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-11-13 22:58:14,563 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-11-13 22:58:14,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 22:58:14,569 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:58:14,570 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:58:14,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:58:14,572 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:58:14,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:58:16,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:58:16,340 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:58:16,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:58:16,925 INFO L255 TraceCheckSpWp]: Trace formula consists of 968 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 22:58:16,940 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:58:17,341 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 22:58:17,406 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:58:18,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:58:18,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 38 states and 53 transitions. [2024-11-13 22:58:18,308 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 53 transitions. [2024-11-13 22:58:18,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-13 22:58:18,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:58:18,309 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:58:18,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:58:18,313 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:58:18,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:58:21,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:58:21,118 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:58:22,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:58:22,105 INFO L255 TraceCheckSpWp]: Trace formula consists of 1870 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-13 22:58:22,128 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:58:23,167 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 22:58:23,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:58:26,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:58:26,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 68 states and 103 transitions. [2024-11-13 22:58:26,793 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 103 transitions. [2024-11-13 22:58:26,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-13 22:58:26,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:58:26,796 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:58:26,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:58:26,798 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:58:26,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:58:30,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:58:30,601 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:58:31,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:58:31,992 INFO L255 TraceCheckSpWp]: Trace formula consists of 2772 conjuncts, 137 conjuncts are in the unsatisfiable core [2024-11-13 22:58:32,023 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:58:57,629 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/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 22:58:57,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2024-11-13 22:58:57,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c034b2-faee-4a62-b68b-0dc8a605b1fa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 22:58:57,668 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 22:58:57,672 INFO L158 Benchmark]: Toolchain (without parser) took 48562.61ms. Allocated memory was 83.9MB in the beginning and 494.9MB in the end (delta: 411.0MB). Free memory was 54.4MB in the beginning and 253.3MB in the end (delta: -198.9MB). Peak memory consumption was 213.1MB. Max. memory is 16.1GB. [2024-11-13 22:58:57,673 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 83.9MB. Free memory was 58.8MB in the beginning and 58.8MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:58:57,673 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1229.27ms. Allocated memory is still 83.9MB. Free memory was 54.2MB in the beginning and 34.1MB in the end (delta: 20.0MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. [2024-11-13 22:58:57,673 INFO L158 Benchmark]: Boogie Procedure Inliner took 221.71ms. Allocated memory is still 83.9MB. Free memory was 34.1MB in the beginning and 31.3MB in the end (delta: 2.8MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2024-11-13 22:58:57,674 INFO L158 Benchmark]: Boogie Preprocessor took 255.83ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 31.3MB in the beginning and 47.1MB in the end (delta: -15.8MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2024-11-13 22:58:57,674 INFO L158 Benchmark]: RCFGBuilder took 3665.92ms. Allocated memory was 100.7MB in the beginning and 243.3MB in the end (delta: 142.6MB). Free memory was 46.8MB in the beginning and 111.0MB in the end (delta: -64.2MB). Peak memory consumption was 108.1MB. Max. memory is 16.1GB. [2024-11-13 22:58:57,675 INFO L158 Benchmark]: CodeCheck took 43183.23ms. Allocated memory was 243.3MB in the beginning and 494.9MB in the end (delta: 251.7MB). Free memory was 111.0MB in the beginning and 253.3MB in the end (delta: -142.3MB). Peak memory consumption was 106.9MB. Max. memory is 16.1GB. [2024-11-13 22:58:57,678 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 0.51ms. Allocated memory is still 83.9MB. Free memory was 58.8MB in the beginning and 58.8MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1229.27ms. Allocated memory is still 83.9MB. Free memory was 54.2MB in the beginning and 34.1MB in the end (delta: 20.0MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 221.71ms. Allocated memory is still 83.9MB. Free memory was 34.1MB in the beginning and 31.3MB in the end (delta: 2.8MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 255.83ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 31.3MB in the beginning and 47.1MB in the end (delta: -15.8MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. * RCFGBuilder took 3665.92ms. Allocated memory was 100.7MB in the beginning and 243.3MB in the end (delta: 142.6MB). Free memory was 46.8MB in the beginning and 111.0MB in the end (delta: -64.2MB). Peak memory consumption was 108.1MB. Max. memory is 16.1GB. * CodeCheck took 43183.23ms. Allocated memory was 243.3MB in the beginning and 494.9MB in the end (delta: 251.7MB). Free memory was 111.0MB in the beginning and 253.3MB in the end (delta: -142.3MB). Peak memory consumption was 106.9MB. 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