./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w16_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_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w16_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3 --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 fe3a1a3acb0436ee9e3040f27a3d04e485e81ec8018684cc3d5cb007401a5124 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:19:35,100 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:19:35,192 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-25 04:19:35,202 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:19:35,202 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:19:35,233 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:19:35,234 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:19:35,234 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:19:35,237 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:19:35,237 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:19:35,237 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:19:35,237 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:19:35,237 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:19:35,237 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:19:35,237 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:19:35,237 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:19:35,237 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:19:35,237 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:19:35,238 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:19:35,238 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:19:35,238 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:19:35,238 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:19:35,238 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:19:35,238 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:19:35,238 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:19:35,238 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:19:35,239 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:19:35,239 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:19:35,239 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:19:35,239 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:19:35,239 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_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3 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 -> fe3a1a3acb0436ee9e3040f27a3d04e485e81ec8018684cc3d5cb007401a5124 [2024-11-25 04:19:35,562 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:19:35,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:19:35,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:19:35,582 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:19:35,582 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:19:35,585 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w16_d8_e0.c [2024-11-25 04:19:38,583 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/data/00553c790/13c8c9cd46444457b0cb4ce3cf9881f6/FLAGae8a474fa [2024-11-25 04:19:39,022 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:19:39,022 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w16_d8_e0.c [2024-11-25 04:19:39,044 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/data/00553c790/13c8c9cd46444457b0cb4ce3cf9881f6/FLAGae8a474fa [2024-11-25 04:19:39,059 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/data/00553c790/13c8c9cd46444457b0cb4ce3cf9881f6 [2024-11-25 04:19:39,062 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:19:39,063 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:19:39,065 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:19:39,065 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:19:39,069 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:19:39,070 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:19:39" (1/1) ... [2024-11-25 04:19:39,071 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@470e5e2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:39, skipping insertion in model container [2024-11-25 04:19:39,071 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:19:39" (1/1) ... [2024-11-25 04:19:39,144 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:19:39,366 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_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w16_d8_e0.c[1270,1283] [2024-11-25 04:19:39,807 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:19:39,817 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:19:39,827 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_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w16_d8_e0.c[1270,1283] [2024-11-25 04:19:40,055 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:19:40,070 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:19:40,071 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:40 WrapperNode [2024-11-25 04:19:40,071 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:19:40,072 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:19:40,072 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:19:40,072 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:19:40,079 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:40" (1/1) ... [2024-11-25 04:19:40,156 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:40" (1/1) ... [2024-11-25 04:19:40,652 INFO L138 Inliner]: procedures = 17, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4201 [2024-11-25 04:19:40,652 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:19:40,653 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:19:40,653 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:19:40,653 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:19:40,661 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:40" (1/1) ... [2024-11-25 04:19:40,661 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:40" (1/1) ... [2024-11-25 04:19:40,883 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:40" (1/1) ... [2024-11-25 04:19:40,888 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:40" (1/1) ... [2024-11-25 04:19:41,096 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:40" (1/1) ... [2024-11-25 04:19:41,119 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:40" (1/1) ... [2024-11-25 04:19:41,214 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:40" (1/1) ... [2024-11-25 04:19:41,245 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:40" (1/1) ... [2024-11-25 04:19:41,270 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:40" (1/1) ... [2024-11-25 04:19:41,337 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:19:41,340 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:19:41,340 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:19:41,340 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:19:41,345 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:40" (1/1) ... [2024-11-25 04:19:41,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:19:41,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:19:41,384 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:19:41,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:19:41,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:19:41,414 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 04:19:41,415 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 04:19:41,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:19:41,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:19:41,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:19:41,883 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:19:41,885 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:19:47,585 INFO L? ?]: Removed 2318 outVars from TransFormulas that were not future-live. [2024-11-25 04:19:47,585 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:19:54,922 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:19:54,922 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 04:19:54,923 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:19:54 BoogieIcfgContainer [2024-11-25 04:19:54,923 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:19:54,924 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:19:54,924 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:19:54,935 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:19:54,935 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:19:54" (1/1) ... [2024-11-25 04:19:54,945 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:19:54,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:19:55,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2024-11-25 04:19:55,003 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2024-11-25 04:19:55,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-25 04:19:55,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:19:55,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:19:56,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:20:04,059 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-25 04:20:06,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.45s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 04:20:17,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 04:20:27,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 04:20:37,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 04:20:39,290 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 04:20:49,294 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 04:20:59,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 04:20:59,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:20:59,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 50 states and 69 transitions. [2024-11-25 04:20:59,335 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 69 transitions. [2024-11-25 04:20:59,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-25 04:20:59,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:20:59,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:22:11,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:22:11,504 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:23:00,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:23:11,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:23:11,357 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:23:11,363 INFO L158 Benchmark]: Toolchain (without parser) took 212297.32ms. Allocated memory was 142.6MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 114.1MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2024-11-25 04:23:11,364 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:23:11,364 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1006.93ms. Allocated memory is still 142.6MB. Free memory was 114.1MB in the beginning and 47.3MB in the end (delta: 66.8MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-11-25 04:23:11,365 INFO L158 Benchmark]: Boogie Procedure Inliner took 580.78ms. Allocated memory was 142.6MB in the beginning and 159.4MB in the end (delta: 16.8MB). Free memory was 47.3MB in the beginning and 53.0MB in the end (delta: -5.7MB). Peak memory consumption was 71.4MB. Max. memory is 16.1GB. [2024-11-25 04:23:11,366 INFO L158 Benchmark]: Boogie Preprocessor took 684.43ms. Allocated memory was 159.4MB in the beginning and 369.1MB in the end (delta: 209.7MB). Free memory was 53.0MB in the beginning and 249.1MB in the end (delta: -196.1MB). Peak memory consumption was 43.8MB. Max. memory is 16.1GB. [2024-11-25 04:23:11,366 INFO L158 Benchmark]: RCFGBuilder took 13583.58ms. Allocated memory was 369.1MB in the beginning and 1.1GB in the end (delta: 780.1MB). Free memory was 249.1MB in the beginning and 860.2MB in the end (delta: -611.1MB). Peak memory consumption was 383.4MB. Max. memory is 16.1GB. [2024-11-25 04:23:11,369 INFO L158 Benchmark]: CodeCheck took 196435.61ms. Allocated memory was 1.1GB in the beginning and 1.9GB in the end (delta: 738.2MB). Free memory was 860.2MB in the beginning and 1.6GB in the end (delta: -727.1MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-11-25 04:23:11,372 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 0.35ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1006.93ms. Allocated memory is still 142.6MB. Free memory was 114.1MB in the beginning and 47.3MB in the end (delta: 66.8MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 580.78ms. Allocated memory was 142.6MB in the beginning and 159.4MB in the end (delta: 16.8MB). Free memory was 47.3MB in the beginning and 53.0MB in the end (delta: -5.7MB). Peak memory consumption was 71.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 684.43ms. Allocated memory was 159.4MB in the beginning and 369.1MB in the end (delta: 209.7MB). Free memory was 53.0MB in the beginning and 249.1MB in the end (delta: -196.1MB). Peak memory consumption was 43.8MB. Max. memory is 16.1GB. * RCFGBuilder took 13583.58ms. Allocated memory was 369.1MB in the beginning and 1.1GB in the end (delta: 780.1MB). Free memory was 249.1MB in the beginning and 860.2MB in the end (delta: -611.1MB). Peak memory consumption was 383.4MB. Max. memory is 16.1GB. * CodeCheck took 196435.61ms. Allocated memory was 1.1GB in the beginning and 1.9GB in the end (delta: 738.2MB). Free memory was 860.2MB in the beginning and 1.6GB in the end (delta: -727.1MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 04:23:11,417 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w16_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3 --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 fe3a1a3acb0436ee9e3040f27a3d04e485e81ec8018684cc3d5cb007401a5124 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:23:13,963 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:23:14,085 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-25 04:23:14,138 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:23:14,139 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:23:14,139 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:23:14,140 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:23:14,140 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:23:14,140 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:23:14,140 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:23:14,140 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:23:14,140 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:23:14,141 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:23:14,141 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:23:14,142 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:23:14,142 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:23:14,142 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:23:14,142 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:23:14,142 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:23:14,142 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:23:14,143 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:23:14,143 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:23:14,143 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:23:14,143 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:23:14,144 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:23:14,144 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:23:14,144 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:23:14,144 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:23:14,144 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:23:14,145 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:23:14,145 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:23:14,145 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:23:14,146 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:23:14,146 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_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3 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 -> fe3a1a3acb0436ee9e3040f27a3d04e485e81ec8018684cc3d5cb007401a5124 [2024-11-25 04:23:14,441 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:23:14,450 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:23:14,452 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:23:14,455 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:23:14,456 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:23:14,457 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w16_d8_e0.c [2024-11-25 04:23:17,464 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/data/3a8b29747/a6d16e2eae124839839eb017df88e163/FLAG8d8f2274f [2024-11-25 04:23:17,848 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:23:17,849 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w16_d8_e0.c [2024-11-25 04:23:17,864 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/data/3a8b29747/a6d16e2eae124839839eb017df88e163/FLAG8d8f2274f [2024-11-25 04:23:17,879 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/data/3a8b29747/a6d16e2eae124839839eb017df88e163 [2024-11-25 04:23:17,883 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:23:17,884 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:23:17,888 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:23:17,888 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:23:17,891 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:23:17,892 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:23:17" (1/1) ... [2024-11-25 04:23:17,893 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fb68b93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:17, skipping insertion in model container [2024-11-25 04:23:17,893 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:23:17" (1/1) ... [2024-11-25 04:23:17,946 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:23:18,145 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_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w16_d8_e0.c[1270,1283] [2024-11-25 04:23:18,537 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:23:18,555 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:23:18,567 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_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w16_d8_e0.c[1270,1283] [2024-11-25 04:23:18,766 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:23:18,784 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:23:18,785 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:18 WrapperNode [2024-11-25 04:23:18,785 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:23:18,786 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:23:18,786 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:23:18,786 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:23:18,794 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:18" (1/1) ... [2024-11-25 04:23:18,843 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:18" (1/1) ... [2024-11-25 04:23:18,971 INFO L138 Inliner]: procedures = 17, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1689 [2024-11-25 04:23:18,971 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:23:18,972 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:23:18,972 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:23:18,972 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:23:18,980 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:18" (1/1) ... [2024-11-25 04:23:18,981 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:18" (1/1) ... [2024-11-25 04:23:19,001 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:18" (1/1) ... [2024-11-25 04:23:19,001 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:18" (1/1) ... [2024-11-25 04:23:19,072 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:18" (1/1) ... [2024-11-25 04:23:19,082 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:18" (1/1) ... [2024-11-25 04:23:19,088 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:18" (1/1) ... [2024-11-25 04:23:19,097 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:18" (1/1) ... [2024-11-25 04:23:19,113 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:18" (1/1) ... [2024-11-25 04:23:19,127 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:23:19,128 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:23:19,128 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:23:19,128 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:23:19,129 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:23:18" (1/1) ... [2024-11-25 04:23:19,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:23:19,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:23:19,166 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:23:19,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:23:19,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:23:19,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:23:19,201 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 04:23:19,201 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 04:23:19,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:23:19,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:23:19,685 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:23:19,687 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:23:21,676 INFO L? ?]: Removed 601 outVars from TransFormulas that were not future-live. [2024-11-25 04:23:21,676 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:23:21,782 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:23:21,783 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 04:23:21,784 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:23:21 BoogieIcfgContainer [2024-11-25 04:23:21,784 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:23:21,785 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:23:21,785 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:23:21,797 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:23:21,797 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:23:21" (1/1) ... [2024-11-25 04:23:21,807 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:23:21,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:23:21,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2024-11-25 04:23:21,891 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2024-11-25 04:23:21,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-25 04:23:21,897 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:23:21,898 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:23:21,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:23:21,902 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:23:21,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 04:23:23,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:23:23,045 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:23:23,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:23:23,474 INFO L256 TraceCheckSpWp]: Trace formula consists of 718 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-25 04:23:23,486 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:23:23,948 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-11-25 04:23:23,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-25 04:23:24,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:23:24,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 50 states and 71 transitions. [2024-11-25 04:23:24,774 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 71 transitions. [2024-11-25 04:23:24,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-25 04:23:24,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:23:24,777 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:23:24,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:23:24,779 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:23:24,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 04:23:26,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:23:26,683 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:23:27,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:23:27,585 INFO L256 TraceCheckSpWp]: Trace formula consists of 1394 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-25 04:23:27,603 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:23:28,881 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 6 proven. 35 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2024-11-25 04:23:28,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 04:23:32,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:23:32,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 92 states and 139 transitions. [2024-11-25 04:23:32,162 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 139 transitions. [2024-11-25 04:23:32,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-25 04:23:32,165 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:23:32,166 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:23:32,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:23:32,170 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:23:32,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 04:23:34,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:23:34,621 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:23:35,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:23:35,602 INFO L256 TraceCheckSpWp]: Trace formula consists of 2070 conjuncts, 137 conjuncts are in the unsatisfiable core [2024-11-25 04:23:35,633 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:24:13,440 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-25 04:24:13,441 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2024-11-25 04:24:13,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73f6261d-f9b0-45b4-8f92-c3fa25ae370f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 04:24:13,465 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: No Interpolants at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:467) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:24:13,470 INFO L158 Benchmark]: Toolchain (without parser) took 55585.46ms. Allocated memory was 117.4MB in the beginning and 503.3MB in the end (delta: 385.9MB). Free memory was 89.6MB in the beginning and 214.6MB in the end (delta: -125.0MB). Peak memory consumption was 259.3MB. Max. memory is 16.1GB. [2024-11-25 04:24:13,470 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:24:13,471 INFO L158 Benchmark]: CACSL2BoogieTranslator took 898.04ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 75.8MB in the end (delta: 13.5MB). Peak memory consumption was 60.1MB. Max. memory is 16.1GB. [2024-11-25 04:24:13,472 INFO L158 Benchmark]: Boogie Procedure Inliner took 185.46ms. Allocated memory is still 117.4MB. Free memory was 75.8MB in the beginning and 63.6MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:24:13,472 INFO L158 Benchmark]: Boogie Preprocessor took 155.41ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 56.0MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:24:13,473 INFO L158 Benchmark]: RCFGBuilder took 2656.28ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 55.5MB in the beginning and 72.4MB in the end (delta: -16.9MB). Peak memory consumption was 137.7MB. Max. memory is 16.1GB. [2024-11-25 04:24:13,475 INFO L158 Benchmark]: CodeCheck took 51684.00ms. Allocated memory was 268.4MB in the beginning and 503.3MB in the end (delta: 234.9MB). Free memory was 72.4MB in the beginning and 214.6MB in the end (delta: -142.2MB). Peak memory consumption was 92.8MB. Max. memory is 16.1GB. [2024-11-25 04:24:13,479 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 0.27ms. Allocated memory is still 117.4MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 898.04ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 75.8MB in the end (delta: 13.5MB). Peak memory consumption was 60.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 185.46ms. Allocated memory is still 117.4MB. Free memory was 75.8MB in the beginning and 63.6MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 155.41ms. Allocated memory is still 117.4MB. Free memory was 63.6MB in the beginning and 56.0MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2656.28ms. Allocated memory was 117.4MB in the beginning and 268.4MB in the end (delta: 151.0MB). Free memory was 55.5MB in the beginning and 72.4MB in the end (delta: -16.9MB). Peak memory consumption was 137.7MB. Max. memory is 16.1GB. * CodeCheck took 51684.00ms. Allocated memory was 268.4MB in the beginning and 503.3MB in the end (delta: 234.9MB). Free memory was 72.4MB in the beginning and 214.6MB in the end (delta: -142.2MB). Peak memory consumption was 92.8MB. 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