./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d8_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_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/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_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/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_e3742ef6-dde6-4d61-8c42-921a3a206c96/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 0db8142406349cd7e3d0c8a64aa53f8649335970a56b37f886076c5fe13faabb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:52:50,233 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:52:50,333 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 16:52:50,340 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:52:50,340 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:52:50,376 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:52:50,378 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:52:50,378 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:52:50,379 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:52:50,379 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:52:50,379 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:52:50,379 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:52:50,379 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:52:50,379 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:52:50,380 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:52:50,380 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:52:50,381 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:52:50,382 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:52:50,382 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:52:50,382 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:52:50,382 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:52:50,382 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:52:50,382 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:52:50,382 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:52:50,382 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:52:50,382 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:52:50,382 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:52:50,383 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:52:50,383 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:52:50,383 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:52:50,383 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_e3742ef6-dde6-4d61-8c42-921a3a206c96/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 -> 0db8142406349cd7e3d0c8a64aa53f8649335970a56b37f886076c5fe13faabb [2024-11-13 16:52:50,777 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:52:50,792 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:52:50,795 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:52:50,796 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:52:50,799 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:52:50,801 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d8_e0.c Unable to find full path for "g++" [2024-11-13 16:52:52,791 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:52:53,264 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:52:53,265 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d8_e0.c [2024-11-13 16:52:53,285 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/data/2c4e5e4df/7425649810e347baa4c8060157ccdae9/FLAG4f7dceb09 [2024-11-13 16:52:53,300 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/data/2c4e5e4df/7425649810e347baa4c8060157ccdae9 [2024-11-13 16:52:53,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:52:53,304 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:52:53,306 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:52:53,306 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:52:53,310 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:52:53,311 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:52:53" (1/1) ... [2024-11-13 16:52:53,312 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1545038d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:53, skipping insertion in model container [2024-11-13 16:52:53,312 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:52:53" (1/1) ... [2024-11-13 16:52:53,374 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:52:53,581 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_e3742ef6-dde6-4d61-8c42-921a3a206c96/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d8_e0.c[1270,1283] [2024-11-13 16:52:54,149 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:52:54,163 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:52:54,178 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_e3742ef6-dde6-4d61-8c42-921a3a206c96/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d8_e0.c[1270,1283] [2024-11-13 16:52:54,566 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:52:54,585 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:52:54,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:54 WrapperNode [2024-11-13 16:52:54,587 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:52:54,589 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:52:54,589 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:52:54,589 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:52:54,595 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:54" (1/1) ... [2024-11-13 16:52:54,660 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:54" (1/1) ... [2024-11-13 16:52:55,259 INFO L138 Inliner]: procedures = 17, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 5419 [2024-11-13 16:52:55,260 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:52:55,260 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:52:55,260 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:52:55,261 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:52:55,270 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:54" (1/1) ... [2024-11-13 16:52:55,270 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:54" (1/1) ... [2024-11-13 16:52:55,393 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:54" (1/1) ... [2024-11-13 16:52:55,395 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:54" (1/1) ... [2024-11-13 16:52:55,634 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:54" (1/1) ... [2024-11-13 16:52:55,668 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:54" (1/1) ... [2024-11-13 16:52:55,757 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:54" (1/1) ... [2024-11-13 16:52:55,793 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:54" (1/1) ... [2024-11-13 16:52:56,118 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:52:56,119 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:52:56,119 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:52:56,119 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:52:56,120 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:52:54" (1/1) ... [2024-11-13 16:52:56,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:52:56,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:52:56,159 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:52:56,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:52:56,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:52:56,287 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 16:52:56,287 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 16:52:56,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:52:56,287 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:52:56,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:52:56,925 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:52:56,927 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:53:05,076 INFO L? ?]: Removed 3003 outVars from TransFormulas that were not future-live. [2024-11-13 16:53:05,076 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:53:13,795 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:53:13,795 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:53:13,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:53:13 BoogieIcfgContainer [2024-11-13 16:53:13,796 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:53:13,797 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:53:13,797 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:53:13,808 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:53:13,808 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:53:13" (1/1) ... [2024-11-13 16:53:13,820 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:53:13,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:13,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 35 states and 48 transitions. [2024-11-13 16:53:13,894 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2024-11-13 16:53:13,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 16:53:13,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:13,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:22,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:53:31,263 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-13 16:53:41,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 16:53:52,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 16:54:02,182 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 16:54:12,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 16:54:19,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.74s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 16:54:29,046 WARN L539 Checker$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 16:54:39,073 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 16:54:39,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:54:39,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 62 states and 87 transitions. [2024-11-13 16:54:39,110 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 87 transitions. [2024-11-13 16:54:39,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-13 16:54:39,116 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:54:39,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:56:35,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:56:35,785 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:59:32,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:59:43,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:59:43,518 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 16:59:43,524 INFO L158 Benchmark]: Toolchain (without parser) took 410219.61ms. Allocated memory was 117.4MB in the beginning and 2.4GB in the end (delta: 2.3GB). Free memory was 90.2MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 698.2MB. Max. memory is 16.1GB. [2024-11-13 16:59:43,524 INFO L158 Benchmark]: CDTParser took 0.41ms. 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 16:59:43,529 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1282.49ms. Allocated memory was 117.4MB in the beginning and 343.9MB in the end (delta: 226.5MB). Free memory was 90.2MB in the beginning and 290.1MB in the end (delta: -199.9MB). Peak memory consumption was 86.1MB. Max. memory is 16.1GB. [2024-11-13 16:59:43,530 INFO L158 Benchmark]: Boogie Procedure Inliner took 671.14ms. Allocated memory is still 343.9MB. Free memory was 290.1MB in the beginning and 161.2MB in the end (delta: 128.8MB). Peak memory consumption was 125.8MB. Max. memory is 16.1GB. [2024-11-13 16:59:43,530 INFO L158 Benchmark]: Boogie Preprocessor took 857.50ms. Allocated memory is still 343.9MB. Free memory was 161.2MB in the beginning and 200.6MB in the end (delta: -39.4MB). Peak memory consumption was 132.5MB. Max. memory is 16.1GB. [2024-11-13 16:59:43,531 INFO L158 Benchmark]: RCFGBuilder took 17677.36ms. Allocated memory was 343.9MB in the beginning and 1.6GB in the end (delta: 1.2GB). Free memory was 198.1MB in the beginning and 1.2GB in the end (delta: -972.2MB). Peak memory consumption was 809.5MB. Max. memory is 16.1GB. [2024-11-13 16:59:43,531 INFO L158 Benchmark]: CodeCheck took 389726.24ms. Allocated memory was 1.6GB in the beginning and 2.4GB in the end (delta: 847.2MB). Free memory was 1.2GB in the beginning and 1.7GB in the end (delta: -543.6MB). Peak memory consumption was 320.2MB. Max. memory is 16.1GB. [2024-11-13 16:59:43,538 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1282.49ms. Allocated memory was 117.4MB in the beginning and 343.9MB in the end (delta: 226.5MB). Free memory was 90.2MB in the beginning and 290.1MB in the end (delta: -199.9MB). Peak memory consumption was 86.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 671.14ms. Allocated memory is still 343.9MB. Free memory was 290.1MB in the beginning and 161.2MB in the end (delta: 128.8MB). Peak memory consumption was 125.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 857.50ms. Allocated memory is still 343.9MB. Free memory was 161.2MB in the beginning and 200.6MB in the end (delta: -39.4MB). Peak memory consumption was 132.5MB. Max. memory is 16.1GB. * RCFGBuilder took 17677.36ms. Allocated memory was 343.9MB in the beginning and 1.6GB in the end (delta: 1.2GB). Free memory was 198.1MB in the beginning and 1.2GB in the end (delta: -972.2MB). Peak memory consumption was 809.5MB. Max. memory is 16.1GB. * CodeCheck took 389726.24ms. Allocated memory was 1.6GB in the beginning and 2.4GB in the end (delta: 847.2MB). Free memory was 1.2GB in the beginning and 1.7GB in the end (delta: -543.6MB). Peak memory consumption was 320.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 16:59:43,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/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_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/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_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/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_e3742ef6-dde6-4d61-8c42-921a3a206c96/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 0db8142406349cd7e3d0c8a64aa53f8649335970a56b37f886076c5fe13faabb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:59:46,477 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:59:46,624 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 16:59:46,677 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:59:46,678 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:59:46,678 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:59:46,679 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:59:46,679 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:59:46,680 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:59:46,680 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:59:46,681 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:59:46,681 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:59:46,681 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:59:46,681 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:59:46,681 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:59:46,681 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:59:46,682 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:59:46,682 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:59:46,682 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:59:46,682 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:59:46,683 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:59:46,683 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:59:46,683 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:59:46,683 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:46,684 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:59:46,684 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:59:46,684 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:59:46,684 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:59:46,684 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:59:46,684 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:59:46,684 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:59:46,684 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:46,685 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:59:46,685 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_e3742ef6-dde6-4d61-8c42-921a3a206c96/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 -> 0db8142406349cd7e3d0c8a64aa53f8649335970a56b37f886076c5fe13faabb [2024-11-13 16:59:47,014 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:59:47,022 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:59:47,025 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:59:47,026 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:59:47,027 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:59:47,028 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d8_e0.c Unable to find full path for "g++" [2024-11-13 16:59:48,811 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:59:49,298 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:59:49,302 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d8_e0.c [2024-11-13 16:59:49,335 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/data/ef89adc80/40982aac9e754af09c6edd4f5865167a/FLAGbf10c7fa5 [2024-11-13 16:59:49,361 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/data/ef89adc80/40982aac9e754af09c6edd4f5865167a [2024-11-13 16:59:49,363 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:59:49,365 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:59:49,367 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:59:49,367 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:59:49,372 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:59:49,373 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:59:49" (1/1) ... [2024-11-13 16:59:49,374 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1eb95cbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:49, skipping insertion in model container [2024-11-13 16:59:49,375 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:59:49" (1/1) ... [2024-11-13 16:59:49,466 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:59:49,755 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_e3742ef6-dde6-4d61-8c42-921a3a206c96/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d8_e0.c[1270,1283] [2024-11-13 16:59:50,134 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:59:50,146 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:59:50,162 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_e3742ef6-dde6-4d61-8c42-921a3a206c96/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d8_e0.c[1270,1283] [2024-11-13 16:59:50,404 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:59:50,418 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:59:50,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:50 WrapperNode [2024-11-13 16:59:50,419 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:59:50,420 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:59:50,420 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:59:50,420 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:59:50,427 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:50" (1/1) ... [2024-11-13 16:59:50,478 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:50" (1/1) ... [2024-11-13 16:59:50,580 INFO L138 Inliner]: procedures = 17, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2163 [2024-11-13 16:59:50,584 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:59:50,584 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:59:50,584 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:59:50,585 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:59:50,599 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:50" (1/1) ... [2024-11-13 16:59:50,600 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:50" (1/1) ... [2024-11-13 16:59:50,623 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:50" (1/1) ... [2024-11-13 16:59:50,625 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:50" (1/1) ... [2024-11-13 16:59:50,661 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:50" (1/1) ... [2024-11-13 16:59:50,671 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:50" (1/1) ... [2024-11-13 16:59:50,685 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:50" (1/1) ... [2024-11-13 16:59:50,694 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:50" (1/1) ... [2024-11-13 16:59:50,708 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:59:50,709 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:59:50,709 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:59:50,709 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:59:50,710 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:50" (1/1) ... [2024-11-13 16:59:50,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:59:50,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:59:50,746 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:59:50,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:59:50,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:59:50,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 16:59:50,780 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 16:59:50,780 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 16:59:50,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:59:50,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:59:51,335 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:59:51,338 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:59:53,410 INFO L? ?]: Removed 770 outVars from TransFormulas that were not future-live. [2024-11-13 16:59:53,410 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:59:53,530 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:59:53,531 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:59:53,531 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:59:53 BoogieIcfgContainer [2024-11-13 16:59:53,531 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:59:53,532 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:59:53,532 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:59:53,546 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:59:53,546 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:59:53" (1/1) ... [2024-11-13 16:59:53,555 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:59:53,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:53,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 35 states and 48 transitions. [2024-11-13 16:59:53,613 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2024-11-13 16:59:53,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 16:59:53,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:53,619 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:53,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:59:53,625 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:59:53,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 16:59:55,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:55,101 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:59:55,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:55,656 INFO L255 TraceCheckSpWp]: Trace formula consists of 916 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 16:59:55,669 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:59:56,312 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-13 16:59:56,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 16:59:57,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:57,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-11-13 16:59:57,346 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-11-13 16:59:57,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-13 16:59:57,350 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:57,350 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:59:57,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:59:57,352 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:59:57,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 16:59:59,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:59:59,890 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:00:00,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:00,892 INFO L255 TraceCheckSpWp]: Trace formula consists of 1790 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-13 17:00:00,917 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:00:02,468 INFO L134 CoverageAnalysis]: Checked inductivity of 678 backedges. 8 proven. 45 refuted. 0 times theorem prover too weak. 625 trivial. 0 not checked. [2024-11-13 17:00:02,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 17:00:06,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 17:00:06,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 116 states and 175 transitions. [2024-11-13 17:00:06,283 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 175 transitions. [2024-11-13 17:00:06,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-13 17:00:06,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 17:00:06,287 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 17:00:06,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 17:00:06,290 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 17:00:06,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 17:00:09,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:09,505 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 17:00:10,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 17:00:10,882 INFO L255 TraceCheckSpWp]: Trace formula consists of 2664 conjuncts, 137 conjuncts are in the unsatisfiable core [2024-11-13 17:00:10,917 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 17:00:38,886 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/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 17:00:38,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 101 [2024-11-13 17:00:38,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3742ef6-dde6-4d61-8c42-921a3a206c96/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 17:00:38,917 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 17:00:38,921 INFO L158 Benchmark]: Toolchain (without parser) took 49555.41ms. Allocated memory was 117.4MB in the beginning and 461.4MB in the end (delta: 343.9MB). Free memory was 89.5MB in the beginning and 294.3MB in the end (delta: -204.8MB). Peak memory consumption was 337.4MB. Max. memory is 16.1GB. [2024-11-13 17:00:38,922 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 83.9MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 17:00:38,922 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1052.84ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 76.4MB in the end (delta: 13.1MB). Peak memory consumption was 71.2MB. Max. memory is 16.1GB. [2024-11-13 17:00:38,923 INFO L158 Benchmark]: Boogie Procedure Inliner took 163.93ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 61.1MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 17:00:38,923 INFO L158 Benchmark]: Boogie Preprocessor took 123.82ms. Allocated memory is still 117.4MB. Free memory was 61.1MB in the beginning and 51.4MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 17:00:38,923 INFO L158 Benchmark]: RCFGBuilder took 2822.41ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 51.3MB in the beginning and 81.4MB in the end (delta: -30.1MB). Peak memory consumption was 113.6MB. Max. memory is 16.1GB. [2024-11-13 17:00:38,924 INFO L158 Benchmark]: CodeCheck took 45387.85ms. Allocated memory was 234.9MB in the beginning and 461.4MB in the end (delta: 226.5MB). Free memory was 81.4MB in the beginning and 294.3MB in the end (delta: -212.9MB). Peak memory consumption was 212.2MB. Max. memory is 16.1GB. [2024-11-13 17:00:38,927 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 0.43ms. Allocated memory is still 83.9MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1052.84ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 76.4MB in the end (delta: 13.1MB). Peak memory consumption was 71.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 163.93ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 61.1MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 123.82ms. Allocated memory is still 117.4MB. Free memory was 61.1MB in the beginning and 51.4MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2822.41ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 51.3MB in the beginning and 81.4MB in the end (delta: -30.1MB). Peak memory consumption was 113.6MB. Max. memory is 16.1GB. * CodeCheck took 45387.85ms. Allocated memory was 234.9MB in the beginning and 461.4MB in the end (delta: 226.5MB). Free memory was 81.4MB in the beginning and 294.3MB in the end (delta: -212.9MB). Peak memory consumption was 212.2MB. 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