./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w8_d8_e0.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w8_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b --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 0768daa5b1ea2eb0c105d55be0264f5089d89f20bbc5998c83191bedf3acf6dc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:54:46,725 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:54:46,779 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 23:54:46,783 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:54:46,784 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:54:46,802 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:54:46,803 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:54:46,803 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:54:46,803 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:54:46,803 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:54:46,804 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:54:46,804 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:54:46,804 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:54:46,804 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:54:46,804 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:54:46,804 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:54:46,804 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:54:46,804 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:54:46,805 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:54:46,805 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:54:46,805 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:54:46,805 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:54:46,805 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:54:46,805 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:54:46,805 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:54:46,805 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:54:46,805 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:54:46,806 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:54:46,806 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:54:46,806 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:54:46,806 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_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b 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 -> 0768daa5b1ea2eb0c105d55be0264f5089d89f20bbc5998c83191bedf3acf6dc [2024-12-05 23:54:47,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:54:47,020 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:54:47,022 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:54:47,023 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:54:47,023 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:54:47,024 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w8_d8_e0.c [2024-12-05 23:54:49,627 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/data/5b1698ab9/12544f7af54b49b08a56601bc2bad9f6/FLAGc6cdc60cd [2024-12-05 23:54:49,943 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:54:49,944 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w8_d8_e0.c [2024-12-05 23:54:49,957 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/data/5b1698ab9/12544f7af54b49b08a56601bc2bad9f6/FLAGc6cdc60cd [2024-12-05 23:54:49,972 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/data/5b1698ab9/12544f7af54b49b08a56601bc2bad9f6 [2024-12-05 23:54:49,974 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:54:49,975 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:54:49,977 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:54:49,977 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:54:49,981 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:54:49,982 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:54:49" (1/1) ... [2024-12-05 23:54:49,983 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@439c92fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:54:49, skipping insertion in model container [2024-12-05 23:54:49,983 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:54:49" (1/1) ... [2024-12-05 23:54:50,027 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:54:50,176 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_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w8_d8_e0.c[1269,1282] [2024-12-05 23:54:50,431 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:54:50,440 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:54:50,447 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_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w8_d8_e0.c[1269,1282] [2024-12-05 23:54:50,579 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:54:50,612 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:54:50,612 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:54:50 WrapperNode [2024-12-05 23:54:50,613 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:54:50,614 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:54:50,614 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:54:50,614 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:54:50,620 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:54:50" (1/1) ... [2024-12-05 23:54:50,658 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:54:50" (1/1) ... [2024-12-05 23:54:50,981 INFO L138 Inliner]: procedures = 17, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3705 [2024-12-05 23:54:50,981 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:54:50,982 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:54:50,982 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:54:50,982 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:54:50,987 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:54:50" (1/1) ... [2024-12-05 23:54:50,987 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:54:50" (1/1) ... [2024-12-05 23:54:51,039 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:54:50" (1/1) ... [2024-12-05 23:54:51,039 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:54:50" (1/1) ... [2024-12-05 23:54:51,141 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:54:50" (1/1) ... [2024-12-05 23:54:51,163 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:54:50" (1/1) ... [2024-12-05 23:54:51,177 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:54:50" (1/1) ... [2024-12-05 23:54:51,203 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:54:50" (1/1) ... [2024-12-05 23:54:51,215 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:54:50" (1/1) ... [2024-12-05 23:54:51,263 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:54:51,263 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:54:51,263 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:54:51,264 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:54:51,264 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:54:50" (1/1) ... [2024-12-05 23:54:51,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:54:51,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:54:51,290 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:54:51,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:54:51,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:54:51,314 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 23:54:51,314 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 23:54:51,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:54:51,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:54:51,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:54:51,615 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:54:51,617 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:54:55,252 INFO L? ?]: Removed 2070 outVars from TransFormulas that were not future-live. [2024-12-05 23:54:55,252 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:54:58,260 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:54:58,261 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 23:54:58,261 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:54:58 BoogieIcfgContainer [2024-12-05 23:54:58,261 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:54:58,262 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:54:58,262 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:54:58,272 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:54:58,272 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:54:58" (1/1) ... [2024-12-05 23:54:58,279 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:54:58,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:54:58,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2024-12-05 23:54:58,328 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2024-12-05 23:54:58,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-12-05 23:54:58,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:54:58,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:54:59,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:55:02,812 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-12-05 23:55:07,449 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.57s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 23:55:13,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.57s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 23:55:19,351 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.03s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 23:55:20,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 23:55:27,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.13s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 23:55:37,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 23:55:37,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:55:37,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 50 states and 69 transitions. [2024-12-05 23:55:37,063 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 69 transitions. [2024-12-05 23:55:37,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-12-05 23:55:37,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:55:37,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:56:15,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:56:15,598 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 23:56:59,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:57:10,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:57:10,315 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) [2024-12-05 23:57:10,319 INFO L158 Benchmark]: Toolchain (without parser) took 140343.54ms. Allocated memory was 142.6MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 114.8MB in the beginning and 489.1MB in the end (delta: -374.3MB). Peak memory consumption was 935.6MB. Max. memory is 16.1GB. [2024-12-05 23:57:10,319 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 142.6MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:57:10,320 INFO L158 Benchmark]: CACSL2BoogieTranslator took 636.54ms. Allocated memory is still 142.6MB. Free memory was 114.8MB in the beginning and 100.3MB in the end (delta: 14.5MB). Peak memory consumption was 86.6MB. Max. memory is 16.1GB. [2024-12-05 23:57:10,320 INFO L158 Benchmark]: Boogie Procedure Inliner took 367.69ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 100.3MB in the beginning and 224.2MB in the end (delta: -123.9MB). Peak memory consumption was 100.3MB. Max. memory is 16.1GB. [2024-12-05 23:57:10,321 INFO L158 Benchmark]: Boogie Preprocessor took 280.99ms. Allocated memory is still 310.4MB. Free memory was 224.2MB in the beginning and 197.6MB in the end (delta: 26.6MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2024-12-05 23:57:10,321 INFO L158 Benchmark]: RCFGBuilder took 6997.95ms. Allocated memory was 310.4MB in the beginning and 620.8MB in the end (delta: 310.4MB). Free memory was 197.3MB in the beginning and 290.2MB in the end (delta: -92.9MB). Peak memory consumption was 434.8MB. Max. memory is 16.1GB. [2024-12-05 23:57:10,321 INFO L158 Benchmark]: CodeCheck took 132055.91ms. Allocated memory was 620.8MB in the beginning and 1.5GB in the end (delta: 830.5MB). Free memory was 290.2MB in the beginning and 489.1MB in the end (delta: -198.9MB). Peak memory consumption was 635.7MB. Max. memory is 16.1GB. [2024-12-05 23:57:10,324 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 0.24ms. Allocated memory is still 142.6MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 636.54ms. Allocated memory is still 142.6MB. Free memory was 114.8MB in the beginning and 100.3MB in the end (delta: 14.5MB). Peak memory consumption was 86.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 367.69ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 100.3MB in the beginning and 224.2MB in the end (delta: -123.9MB). Peak memory consumption was 100.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 280.99ms. Allocated memory is still 310.4MB. Free memory was 224.2MB in the beginning and 197.6MB in the end (delta: 26.6MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. * RCFGBuilder took 6997.95ms. Allocated memory was 310.4MB in the beginning and 620.8MB in the end (delta: 310.4MB). Free memory was 197.3MB in the beginning and 290.2MB in the end (delta: -92.9MB). Peak memory consumption was 434.8MB. Max. memory is 16.1GB. * CodeCheck took 132055.91ms. Allocated memory was 620.8MB in the beginning and 1.5GB in the end (delta: 830.5MB). Free memory was 290.2MB in the beginning and 489.1MB in the end (delta: -198.9MB). Peak memory consumption was 635.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:57:10,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/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_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w8_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b --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 0768daa5b1ea2eb0c105d55be0264f5089d89f20bbc5998c83191bedf3acf6dc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:57:12,293 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:57:12,364 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-05 23:57:12,397 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:57:12,398 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:57:12,398 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:57:12,398 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:57:12,398 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:57:12,399 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:57:12,399 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:57:12,399 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:57:12,399 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:57:12,399 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:57:12,399 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:57:12,399 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:57:12,400 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:57:12,400 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:57:12,400 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:57:12,400 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:57:12,400 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:57:12,400 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:57:12,400 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:57:12,400 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:57:12,401 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:57:12,401 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:57:12,401 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:57:12,401 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:57:12,401 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:57:12,401 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:57:12,401 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:57:12,401 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:57:12,401 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:57:12,401 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:57:12,401 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_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b 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 -> 0768daa5b1ea2eb0c105d55be0264f5089d89f20bbc5998c83191bedf3acf6dc [2024-12-05 23:57:12,637 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:57:12,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:57:12,646 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:57:12,647 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:57:12,647 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:57:12,649 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w8_d8_e0.c [2024-12-05 23:57:15,298 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/data/7f430e75e/39086da7a62e47038e796bdec88f432c/FLAGaae1240cf [2024-12-05 23:57:15,607 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:57:15,608 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w8_d8_e0.c [2024-12-05 23:57:15,621 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/data/7f430e75e/39086da7a62e47038e796bdec88f432c/FLAGaae1240cf [2024-12-05 23:57:15,636 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/data/7f430e75e/39086da7a62e47038e796bdec88f432c [2024-12-05 23:57:15,638 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:57:15,640 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:57:15,641 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:57:15,641 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:57:15,646 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:57:15,646 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:57:15" (1/1) ... [2024-12-05 23:57:15,647 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e876d3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:57:15, skipping insertion in model container [2024-12-05 23:57:15,648 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:57:15" (1/1) ... [2024-12-05 23:57:15,687 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:57:15,837 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_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w8_d8_e0.c[1269,1282] [2024-12-05 23:57:16,067 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:57:16,079 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:57:16,087 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_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w8_d8_e0.c[1269,1282] [2024-12-05 23:57:16,191 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:57:16,204 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:57:16,205 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:57:16 WrapperNode [2024-12-05 23:57:16,205 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:57:16,206 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:57:16,206 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:57:16,206 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:57:16,212 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:57:16" (1/1) ... [2024-12-05 23:57:16,234 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:57:16" (1/1) ... [2024-12-05 23:57:16,296 INFO L138 Inliner]: procedures = 17, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1577 [2024-12-05 23:57:16,297 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:57:16,297 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:57:16,297 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:57:16,297 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:57:16,305 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:57:16" (1/1) ... [2024-12-05 23:57:16,305 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:57:16" (1/1) ... [2024-12-05 23:57:16,315 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:57:16" (1/1) ... [2024-12-05 23:57:16,315 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:57:16" (1/1) ... [2024-12-05 23:57:16,356 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:57:16" (1/1) ... [2024-12-05 23:57:16,360 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:57:16" (1/1) ... [2024-12-05 23:57:16,364 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:57:16" (1/1) ... [2024-12-05 23:57:16,370 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:57:16" (1/1) ... [2024-12-05 23:57:16,376 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:57:16" (1/1) ... [2024-12-05 23:57:16,388 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:57:16,389 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:57:16,389 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:57:16,389 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:57:16,390 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:57:16" (1/1) ... [2024-12-05 23:57:16,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:57:16,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:57:16,420 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:57:16,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:57:16,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:57:16,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:57:16,446 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 23:57:16,446 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 23:57:16,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:57:16,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:57:16,718 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:57:16,720 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:57:17,658 INFO L? ?]: Removed 521 outVars from TransFormulas that were not future-live. [2024-12-05 23:57:17,659 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:57:17,733 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:57:17,733 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 23:57:17,734 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:57:17 BoogieIcfgContainer [2024-12-05 23:57:17,734 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:57:17,734 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:57:17,734 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:57:17,744 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:57:17,744 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:57:17" (1/1) ... [2024-12-05 23:57:17,751 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:57:17,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:57:17,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2024-12-05 23:57:17,799 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2024-12-05 23:57:17,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-12-05 23:57:17,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:57:17,805 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:57:17,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:57:17,809 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:57:17,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 23:57:18,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:57:18,688 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:57:18,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:57:18,993 INFO L256 TraceCheckSpWp]: Trace formula consists of 638 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-05 23:57:19,003 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:57:19,394 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-12-05 23:57:19,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 23:57:19,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:57:19,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 50 states and 71 transitions. [2024-12-05 23:57:19,903 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 71 transitions. [2024-12-05 23:57:19,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-12-05 23:57:19,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:57:19,905 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:57:19,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:57:19,908 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:57:19,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 23:57:21,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:57:21,177 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:57:21,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:57:21,686 INFO L256 TraceCheckSpWp]: Trace formula consists of 1242 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-12-05 23:57:21,701 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:57:22,464 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 6 proven. 35 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2024-12-05 23:57:22,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 23:57:24,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:57:24,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 92 states and 139 transitions. [2024-12-05 23:57:24,412 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 139 transitions. [2024-12-05 23:57:24,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-12-05 23:57:24,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:57:24,415 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:57:24,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:57:24,416 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:57:24,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 23:57:26,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:57:26,189 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:57:26,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:57:26,821 INFO L256 TraceCheckSpWp]: Trace formula consists of 1846 conjuncts, 137 conjuncts are in the unsatisfiable core [2024-12-05 23:57:26,844 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:57:40,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2024-12-05 23:57:40,602 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-12-05 23:57:40,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_070c4af3-9514-4d6a-b7ba-5c0c1d532bc7/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 23:57:40,621 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) [2024-12-05 23:57:40,624 INFO L158 Benchmark]: Toolchain (without parser) took 24984.67ms. Allocated memory was 92.3MB in the beginning and 327.2MB in the end (delta: 234.9MB). Free memory was 67.9MB in the beginning and 217.4MB in the end (delta: -149.5MB). Peak memory consumption was 233.1MB. Max. memory is 16.1GB. [2024-12-05 23:57:40,625 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:57:40,625 INFO L158 Benchmark]: CACSL2BoogieTranslator took 564.27ms. Allocated memory is still 92.3MB. Free memory was 67.6MB in the beginning and 46.1MB in the end (delta: 21.5MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. [2024-12-05 23:57:40,625 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.06ms. Allocated memory is still 92.3MB. Free memory was 46.1MB in the beginning and 35.0MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:57:40,626 INFO L158 Benchmark]: Boogie Preprocessor took 90.91ms. Allocated memory is still 92.3MB. Free memory was 35.0MB in the beginning and 56.8MB in the end (delta: -21.8MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2024-12-05 23:57:40,626 INFO L158 Benchmark]: RCFGBuilder took 1344.98ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 56.4MB in the beginning and 61.6MB in the end (delta: -5.2MB). Peak memory consumption was 81.1MB. Max. memory is 16.1GB. [2024-12-05 23:57:40,627 INFO L158 Benchmark]: CodeCheck took 22888.99ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 61.6MB in the beginning and 217.4MB in the end (delta: -155.8MB). Peak memory consumption was 172.5MB. Max. memory is 16.1GB. [2024-12-05 23:57:40,629 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 0.32ms. Allocated memory is still 83.9MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 564.27ms. Allocated memory is still 92.3MB. Free memory was 67.6MB in the beginning and 46.1MB in the end (delta: 21.5MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.06ms. Allocated memory is still 92.3MB. Free memory was 46.1MB in the beginning and 35.0MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 90.91ms. Allocated memory is still 92.3MB. Free memory was 35.0MB in the beginning and 56.8MB in the end (delta: -21.8MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * RCFGBuilder took 1344.98ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 56.4MB in the beginning and 61.6MB in the end (delta: -5.2MB). Peak memory consumption was 81.1MB. Max. memory is 16.1GB. * CodeCheck took 22888.99ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 61.6MB in the beginning and 217.4MB in the end (delta: -155.8MB). Peak memory consumption was 172.5MB. 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