./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n5_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_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/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_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n5_w8_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/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_0685cb5d-9f57-43ac-b178-48688c7f296d/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 4a7cd4a217f3472c922ed871090a77e0721a08579253194a693b95003a99afc4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:03:41,368 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:03:41,423 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 00:03:41,428 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:03:41,428 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:03:41,447 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:03:41,448 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:03:41,448 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:03:41,449 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:03:41,449 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:03:41,449 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:03:41,449 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:03:41,449 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:03:41,449 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:03:41,449 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:03:41,450 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:03:41,450 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:03:41,450 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:03:41,450 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:03:41,450 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:03:41,450 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:03:41,450 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:03:41,450 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:03:41,450 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:03:41,451 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:03:41,451 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:03:41,451 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:03:41,451 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:03:41,451 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:03:41,451 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:03:41,451 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_0685cb5d-9f57-43ac-b178-48688c7f296d/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 -> 4a7cd4a217f3472c922ed871090a77e0721a08579253194a693b95003a99afc4 [2024-12-06 00:03:41,659 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:03:41,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:03:41,668 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:03:41,669 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:03:41,669 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:03:41,671 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n5_w8_d8_e0.c [2024-12-06 00:03:44,371 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/data/2004f66a6/f59fff82097a48afbecd805baa494c55/FLAG323e4de36 [2024-12-06 00:03:44,683 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:03:44,684 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n5_w8_d8_e0.c [2024-12-06 00:03:44,704 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/data/2004f66a6/f59fff82097a48afbecd805baa494c55/FLAG323e4de36 [2024-12-06 00:03:44,718 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/data/2004f66a6/f59fff82097a48afbecd805baa494c55 [2024-12-06 00:03:44,720 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:03:44,722 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:03:44,723 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:03:44,723 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:03:44,727 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:03:44,728 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:03:44" (1/1) ... [2024-12-06 00:03:44,729 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b63a433 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:03:44, skipping insertion in model container [2024-12-06 00:03:44,729 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:03:44" (1/1) ... [2024-12-06 00:03:44,776 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:03:44,943 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_0685cb5d-9f57-43ac-b178-48688c7f296d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n5_w8_d8_e0.c[1269,1282] [2024-12-06 00:03:45,243 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:03:45,253 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:03:45,263 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_0685cb5d-9f57-43ac-b178-48688c7f296d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n5_w8_d8_e0.c[1269,1282] [2024-12-06 00:03:45,482 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:03:45,495 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:03:45,496 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:03:45 WrapperNode [2024-12-06 00:03:45,496 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:03:45,497 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:03:45,497 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:03:45,497 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:03:45,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:03:45" (1/1) ... [2024-12-06 00:03:45,553 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:03:45" (1/1) ... [2024-12-06 00:03:46,003 INFO L138 Inliner]: procedures = 17, calls = 24, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 5843 [2024-12-06 00:03:46,003 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:03:46,004 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:03:46,004 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:03:46,004 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:03:46,010 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:03:45" (1/1) ... [2024-12-06 00:03:46,010 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:03:45" (1/1) ... [2024-12-06 00:03:46,157 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:03:45" (1/1) ... [2024-12-06 00:03:46,157 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:03:45" (1/1) ... [2024-12-06 00:03:46,274 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:03:45" (1/1) ... [2024-12-06 00:03:46,302 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:03:45" (1/1) ... [2024-12-06 00:03:46,322 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:03:45" (1/1) ... [2024-12-06 00:03:46,350 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:03:45" (1/1) ... [2024-12-06 00:03:46,366 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:03:45" (1/1) ... [2024-12-06 00:03:46,434 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:03:46,435 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:03:46,435 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:03:46,435 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:03:46,436 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:03:45" (1/1) ... [2024-12-06 00:03:46,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:03:46,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:03:46,459 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:03:46,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:03:46,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:03:46,480 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 00:03:46,480 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 00:03:46,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:03:46,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:03:46,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:03:46,907 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:03:46,909 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:03:52,777 INFO L? ?]: Removed 3290 outVars from TransFormulas that were not future-live. [2024-12-06 00:03:52,778 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:03:58,043 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:03:58,043 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:03:58,043 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:03:58 BoogieIcfgContainer [2024-12-06 00:03:58,043 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:03:58,044 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:03:58,044 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:03:58,050 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:03:58,051 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:03:58" (1/1) ... [2024-12-06 00:03:58,057 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:03:58,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:03:58,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 41 states and 57 transitions. [2024-12-06 00:03:58,107 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 57 transitions. [2024-12-06 00:03:58,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-12-06 00:03:58,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:03:58,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:04:03,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:04:06,450 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2024-12-06 00:04:16,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:04:27,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:04:37,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:04:47,273 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:04:49,804 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.53s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:04:59,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:05:09,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 00:05:09,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:05:09,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 74 states and 105 transitions. [2024-12-06 00:05:09,905 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 105 transitions. [2024-12-06 00:05:09,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-12-06 00:05:09,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:05:09,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:07:13,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:07:13,211 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:09:18,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:09:29,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:09:29,944 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) [2024-12-06 00:09:29,950 INFO L158 Benchmark]: Toolchain (without parser) took 345227.68ms. Allocated memory was 142.6MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 112.5MB in the beginning and 972.8MB in the end (delta: -860.4MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-12-06 00:09:29,950 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:09:29,951 INFO L158 Benchmark]: CACSL2BoogieTranslator took 773.51ms. Allocated memory is still 142.6MB. Free memory was 112.5MB in the beginning and 70.8MB in the end (delta: 41.7MB). Peak memory consumption was 86.8MB. Max. memory is 16.1GB. [2024-12-06 00:09:29,952 INFO L158 Benchmark]: Boogie Procedure Inliner took 506.37ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 70.8MB in the beginning and 128.6MB in the end (delta: -57.7MB). Peak memory consumption was 86.5MB. Max. memory is 16.1GB. [2024-12-06 00:09:29,952 INFO L158 Benchmark]: Boogie Preprocessor took 430.39ms. Allocated memory is still 285.2MB. Free memory was 128.6MB in the beginning and 113.3MB in the end (delta: 15.2MB). Peak memory consumption was 94.8MB. Max. memory is 16.1GB. [2024-12-06 00:09:29,953 INFO L158 Benchmark]: RCFGBuilder took 11608.86ms. Allocated memory was 285.2MB in the beginning and 1.2GB in the end (delta: 889.2MB). Free memory was 113.3MB in the beginning and 480.0MB in the end (delta: -366.7MB). Peak memory consumption was 760.2MB. Max. memory is 16.1GB. [2024-12-06 00:09:29,954 INFO L158 Benchmark]: CodeCheck took 331904.26ms. Allocated memory was 1.2GB in the beginning and 2.2GB in the end (delta: 1.0GB). Free memory was 480.0MB in the beginning and 972.8MB in the end (delta: -492.8MB). Peak memory consumption was 517.9MB. Max. memory is 16.1GB. [2024-12-06 00:09:29,957 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 0.33ms. Allocated memory is still 142.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 773.51ms. Allocated memory is still 142.6MB. Free memory was 112.5MB in the beginning and 70.8MB in the end (delta: 41.7MB). Peak memory consumption was 86.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 506.37ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 70.8MB in the beginning and 128.6MB in the end (delta: -57.7MB). Peak memory consumption was 86.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 430.39ms. Allocated memory is still 285.2MB. Free memory was 128.6MB in the beginning and 113.3MB in the end (delta: 15.2MB). Peak memory consumption was 94.8MB. Max. memory is 16.1GB. * RCFGBuilder took 11608.86ms. Allocated memory was 285.2MB in the beginning and 1.2GB in the end (delta: 889.2MB). Free memory was 113.3MB in the beginning and 480.0MB in the end (delta: -366.7MB). Peak memory consumption was 760.2MB. Max. memory is 16.1GB. * CodeCheck took 331904.26ms. Allocated memory was 1.2GB in the beginning and 2.2GB in the end (delta: 1.0GB). Free memory was 480.0MB in the beginning and 972.8MB in the end (delta: -492.8MB). Peak memory consumption was 517.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 00:09:29,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/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_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/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_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n5_w8_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/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_0685cb5d-9f57-43ac-b178-48688c7f296d/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 4a7cd4a217f3472c922ed871090a77e0721a08579253194a693b95003a99afc4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:09:32,043 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:09:32,126 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 00:09:32,152 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:09:32,153 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:09:32,153 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:09:32,154 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:09:32,154 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:09:32,154 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:09:32,154 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:09:32,154 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:09:32,154 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:09:32,154 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:09:32,154 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:09:32,155 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:09:32,155 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:09:32,155 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:09:32,155 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:09:32,155 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:09:32,156 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:09:32,156 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:09:32,156 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:09:32,156 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:09:32,156 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:09:32,156 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:09:32,156 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:09:32,156 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:09:32,157 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:09:32,157 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:09:32,157 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:09:32,157 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:09:32,157 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:09:32,157 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:09:32,157 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_0685cb5d-9f57-43ac-b178-48688c7f296d/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 -> 4a7cd4a217f3472c922ed871090a77e0721a08579253194a693b95003a99afc4 [2024-12-06 00:09:32,399 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:09:32,405 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:09:32,407 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:09:32,408 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:09:32,408 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:09:32,409 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n5_w8_d8_e0.c [2024-12-06 00:09:35,023 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/data/b575e2f3f/88ac0a39c5dc45429b202fc16771e8d4/FLAG9bdaf40ae [2024-12-06 00:09:35,326 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:09:35,327 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n5_w8_d8_e0.c [2024-12-06 00:09:35,346 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/data/b575e2f3f/88ac0a39c5dc45429b202fc16771e8d4/FLAG9bdaf40ae [2024-12-06 00:09:35,607 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/data/b575e2f3f/88ac0a39c5dc45429b202fc16771e8d4 [2024-12-06 00:09:35,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:09:35,610 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:09:35,611 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:09:35,611 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:09:35,615 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:09:35,616 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:09:35" (1/1) ... [2024-12-06 00:09:35,616 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2aa49cfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:09:35, skipping insertion in model container [2024-12-06 00:09:35,616 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:09:35" (1/1) ... [2024-12-06 00:09:35,658 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:09:35,794 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_0685cb5d-9f57-43ac-b178-48688c7f296d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n5_w8_d8_e0.c[1269,1282] [2024-12-06 00:09:36,064 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:09:36,073 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:09:36,081 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_0685cb5d-9f57-43ac-b178-48688c7f296d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n5_w8_d8_e0.c[1269,1282] [2024-12-06 00:09:36,217 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:09:36,227 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:09:36,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:09:36 WrapperNode [2024-12-06 00:09:36,228 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:09:36,229 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:09:36,229 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:09:36,229 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:09:36,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:09:36" (1/1) ... [2024-12-06 00:09:36,268 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:09:36" (1/1) ... [2024-12-06 00:09:36,365 INFO L138 Inliner]: procedures = 17, calls = 24, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2467 [2024-12-06 00:09:36,365 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:09:36,366 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:09:36,366 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:09:36,366 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:09:36,373 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:09:36" (1/1) ... [2024-12-06 00:09:36,373 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:09:36" (1/1) ... [2024-12-06 00:09:36,386 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:09:36" (1/1) ... [2024-12-06 00:09:36,387 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:09:36" (1/1) ... [2024-12-06 00:09:36,424 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:09:36" (1/1) ... [2024-12-06 00:09:36,428 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:09:36" (1/1) ... [2024-12-06 00:09:36,432 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:09:36" (1/1) ... [2024-12-06 00:09:36,440 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:09:36" (1/1) ... [2024-12-06 00:09:36,448 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:09:36" (1/1) ... [2024-12-06 00:09:36,462 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:09:36,462 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:09:36,463 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:09:36,463 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:09:36,464 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:09:36" (1/1) ... [2024-12-06 00:09:36,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:09:36,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:09:36,492 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:09:36,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:09:36,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:09:36,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:09:36,521 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 00:09:36,521 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 00:09:36,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:09:36,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:09:36,985 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:09:36,987 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:09:38,674 INFO L? ?]: Removed 815 outVars from TransFormulas that were not future-live. [2024-12-06 00:09:38,674 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:09:38,795 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:09:38,795 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:09:38,795 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:09:38 BoogieIcfgContainer [2024-12-06 00:09:38,795 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:09:38,796 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:09:38,796 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:09:38,806 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:09:38,806 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:09:38" (1/1) ... [2024-12-06 00:09:38,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:09:38,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:09:38,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 41 states and 57 transitions. [2024-12-06 00:09:38,861 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 57 transitions. [2024-12-06 00:09:38,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-12-06 00:09:38,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:09:38,866 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:09:38,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:09:38,869 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:09:38,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 00:09:40,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:09:40,111 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:09:40,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:09:40,596 INFO L256 TraceCheckSpWp]: Trace formula consists of 990 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 00:09:40,611 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:09:41,128 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-12-06 00:09:41,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 00:09:41,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:09:41,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 74 states and 107 transitions. [2024-12-06 00:09:41,871 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 107 transitions. [2024-12-06 00:09:41,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-12-06 00:09:41,875 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:09:41,875 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:09:41,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:09:41,877 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:09:41,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 00:09:43,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:09:43,795 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:09:44,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:09:44,474 INFO L256 TraceCheckSpWp]: Trace formula consists of 1946 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-12-06 00:09:44,492 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:09:45,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 10 proven. 55 refuted. 0 times theorem prover too weak. 961 trivial. 0 not checked. [2024-12-06 00:09:45,633 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 00:09:48,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:09:48,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 140 states and 211 transitions. [2024-12-06 00:09:48,296 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 211 transitions. [2024-12-06 00:09:48,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2024-12-06 00:09:48,299 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:09:48,299 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:09:48,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:09:48,301 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:09:48,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 00:09:51,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:09:51,156 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:09:52,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:09:52,149 INFO L256 TraceCheckSpWp]: Trace formula consists of 2902 conjuncts, 137 conjuncts are in the unsatisfiable core [2024-12-06 00:09:52,169 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:10:05,774 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2024-12-06 00:10:05,774 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/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") [2024-12-06 00:10:05,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0685cb5d-9f57-43ac-b178-48688c7f296d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 00:10:05,804 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) [2024-12-06 00:10:05,808 INFO L158 Benchmark]: Toolchain (without parser) took 30197.38ms. Allocated memory was 92.3MB in the beginning and 444.6MB in the end (delta: 352.3MB). Free memory was 65.5MB in the beginning and 297.5MB in the end (delta: -231.9MB). Peak memory consumption was 322.4MB. Max. memory is 16.1GB. [2024-12-06 00:10:05,809 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:10:05,809 INFO L158 Benchmark]: CACSL2BoogieTranslator took 616.99ms. Allocated memory is still 92.3MB. Free memory was 65.3MB in the beginning and 48.0MB in the end (delta: 17.3MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. [2024-12-06 00:10:05,809 INFO L158 Benchmark]: Boogie Procedure Inliner took 136.44ms. Allocated memory is still 92.3MB. Free memory was 48.0MB in the beginning and 46.0MB in the end (delta: 2.0MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2024-12-06 00:10:05,810 INFO L158 Benchmark]: Boogie Preprocessor took 96.34ms. Allocated memory is still 92.3MB. Free memory was 46.0MB in the beginning and 34.9MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:10:05,810 INFO L158 Benchmark]: RCFGBuilder took 2332.89ms. Allocated memory was 92.3MB in the beginning and 184.5MB in the end (delta: 92.3MB). Free memory was 34.9MB in the beginning and 113.6MB in the end (delta: -78.7MB). Peak memory consumption was 102.1MB. Max. memory is 16.1GB. [2024-12-06 00:10:05,811 INFO L158 Benchmark]: CodeCheck took 27011.12ms. Allocated memory was 184.5MB in the beginning and 444.6MB in the end (delta: 260.0MB). Free memory was 113.6MB in the beginning and 297.5MB in the end (delta: -183.9MB). Peak memory consumption was 279.8MB. Max. memory is 16.1GB. [2024-12-06 00:10:05,813 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 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 616.99ms. Allocated memory is still 92.3MB. Free memory was 65.3MB in the beginning and 48.0MB in the end (delta: 17.3MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 136.44ms. Allocated memory is still 92.3MB. Free memory was 48.0MB in the beginning and 46.0MB in the end (delta: 2.0MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 96.34ms. Allocated memory is still 92.3MB. Free memory was 46.0MB in the beginning and 34.9MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2332.89ms. Allocated memory was 92.3MB in the beginning and 184.5MB in the end (delta: 92.3MB). Free memory was 34.9MB in the beginning and 113.6MB in the end (delta: -78.7MB). Peak memory consumption was 102.1MB. Max. memory is 16.1GB. * CodeCheck took 27011.12ms. Allocated memory was 184.5MB in the beginning and 444.6MB in the end (delta: 260.0MB). Free memory was 113.6MB in the beginning and 297.5MB in the end (delta: -183.9MB). Peak memory consumption was 279.8MB. 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