./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w8_d16_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_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/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_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w8_d16_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/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_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/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 ac363d7e090ca55a75a0285e2258678dcb16cc73e221709825b3dff0c610d839 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:44:02,735 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:44:02,784 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 04:44:02,788 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:44:02,788 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:44:02,805 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:44:02,806 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:44:02,806 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:44:02,806 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:44:02,807 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:44:02,807 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:44:02,807 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:44:02,807 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:44:02,807 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:44:02,807 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:44:02,807 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:44:02,807 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:44:02,807 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:44:02,807 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:44:02,808 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:44:02,808 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:44:02,808 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:44:02,808 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:44:02,808 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:44:02,808 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:44:02,808 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:44:02,808 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:44:02,808 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:44:02,809 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:44:02,809 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:44:02,809 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_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/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 -> ac363d7e090ca55a75a0285e2258678dcb16cc73e221709825b3dff0c610d839 [2024-12-06 04:44:03,006 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:44:03,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:44:03,014 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:44:03,015 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:44:03,016 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:44:03,017 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w8_d16_e0.c [2024-12-06 04:44:05,666 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/data/7e12fe7db/2d893416a2024f12822f5fe9b8a71125/FLAG8e64bdb48 [2024-12-06 04:44:05,980 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:44:05,981 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w8_d16_e0.c [2024-12-06 04:44:05,995 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/data/7e12fe7db/2d893416a2024f12822f5fe9b8a71125/FLAG8e64bdb48 [2024-12-06 04:44:06,244 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/data/7e12fe7db/2d893416a2024f12822f5fe9b8a71125 [2024-12-06 04:44:06,245 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:44:06,246 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:44:06,247 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:44:06,247 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:44:06,250 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:44:06,251 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:44:06" (1/1) ... [2024-12-06 04:44:06,252 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5525f8c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:44:06, skipping insertion in model container [2024-12-06 04:44:06,252 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:44:06" (1/1) ... [2024-12-06 04:44:06,292 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:44:06,422 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_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w8_d16_e0.c[1270,1283] [2024-12-06 04:44:06,694 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:44:06,701 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:44:06,708 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_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w8_d16_e0.c[1270,1283] [2024-12-06 04:44:06,899 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:44:06,912 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:44:06,913 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:44:06 WrapperNode [2024-12-06 04:44:06,913 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:44:06,914 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:44:06,914 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:44:06,914 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:44:06,920 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:44:06" (1/1) ... [2024-12-06 04:44:06,968 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:44:06" (1/1) ... [2024-12-06 04:44:07,437 INFO L138 Inliner]: procedures = 17, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 5201 [2024-12-06 04:44:07,438 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:44:07,438 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:44:07,438 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:44:07,439 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:44:07,444 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:44:06" (1/1) ... [2024-12-06 04:44:07,444 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:44:06" (1/1) ... [2024-12-06 04:44:07,494 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:44:06" (1/1) ... [2024-12-06 04:44:07,494 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:44:06" (1/1) ... [2024-12-06 04:44:07,681 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:44:06" (1/1) ... [2024-12-06 04:44:07,715 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:44:06" (1/1) ... [2024-12-06 04:44:07,755 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:44:06" (1/1) ... [2024-12-06 04:44:07,796 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:44:06" (1/1) ... [2024-12-06 04:44:07,814 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:44:06" (1/1) ... [2024-12-06 04:44:07,894 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:44:07,896 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:44:07,896 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:44:07,896 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:44:07,897 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:44:06" (1/1) ... [2024-12-06 04:44:07,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:44:07,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:44:07,926 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:44:07,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:44:07,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:44:07,948 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:44:07,948 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:44:07,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:44:07,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:44:07,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:44:08,341 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:44:08,343 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:44:13,197 INFO L? ?]: Removed 2958 outVars from TransFormulas that were not future-live. [2024-12-06 04:44:13,197 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:44:18,214 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:44:18,214 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 04:44:18,214 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:44:18 BoogieIcfgContainer [2024-12-06 04:44:18,214 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:44:18,215 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:44:18,215 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:44:18,222 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:44:18,222 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:44:18" (1/1) ... [2024-12-06 04:44:18,227 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:44:18,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:18,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2024-12-06 04:44:18,261 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2024-12-06 04:44:18,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-12-06 04:44:18,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:18,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:44:20,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:23,731 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-12-06 04:44:29,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.59s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:44:39,834 WARN L539 Checker$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 04:44:49,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:44:59,907 WARN L539 Checker$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 04:45:03,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.77s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:45:08,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.61s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:45:18,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:45:18,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:45:18,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 50 states and 69 transitions. [2024-12-06 04:45:18,334 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 69 transitions. [2024-12-06 04:45:18,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-12-06 04:45:18,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:45:18,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:47:07,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:47:07,669 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:49:17,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:49:28,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:49:28,374 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 04:49:28,377 INFO L158 Benchmark]: Toolchain (without parser) took 322130.43ms. Allocated memory was 117.4MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 89.4MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 532.3MB. Max. memory is 16.1GB. [2024-12-06 04:49:28,377 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:49:28,378 INFO L158 Benchmark]: CACSL2BoogieTranslator took 665.91ms. Allocated memory was 117.4MB in the beginning and 218.1MB in the end (delta: 100.7MB). Free memory was 89.2MB in the beginning and 153.1MB in the end (delta: -63.9MB). Peak memory consumption was 83.8MB. Max. memory is 16.1GB. [2024-12-06 04:49:28,378 INFO L158 Benchmark]: Boogie Procedure Inliner took 524.07ms. Allocated memory is still 218.1MB. Free memory was 153.0MB in the beginning and 92.6MB in the end (delta: 60.3MB). Peak memory consumption was 163.8MB. Max. memory is 16.1GB. [2024-12-06 04:49:28,379 INFO L158 Benchmark]: Boogie Preprocessor took 456.35ms. Allocated memory was 218.1MB in the beginning and 453.0MB in the end (delta: 234.9MB). Free memory was 92.6MB in the beginning and 312.1MB in the end (delta: -219.5MB). Peak memory consumption was 50.9MB. Max. memory is 16.1GB. [2024-12-06 04:49:28,379 INFO L158 Benchmark]: RCFGBuilder took 10319.01ms. Allocated memory was 453.0MB in the beginning and 729.8MB in the end (delta: 276.8MB). Free memory was 312.1MB in the beginning and 340.1MB in the end (delta: -28.0MB). Peak memory consumption was 511.2MB. Max. memory is 16.1GB. [2024-12-06 04:49:28,380 INFO L158 Benchmark]: CodeCheck took 310161.17ms. Allocated memory was 729.8MB in the beginning and 2.0GB in the end (delta: 1.3GB). Free memory was 340.1MB in the beginning and 1.5GB in the end (delta: -1.1GB). Peak memory consumption was 167.5MB. Max. memory is 16.1GB. [2024-12-06 04:49:28,382 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 0.29ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 665.91ms. Allocated memory was 117.4MB in the beginning and 218.1MB in the end (delta: 100.7MB). Free memory was 89.2MB in the beginning and 153.1MB in the end (delta: -63.9MB). Peak memory consumption was 83.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 524.07ms. Allocated memory is still 218.1MB. Free memory was 153.0MB in the beginning and 92.6MB in the end (delta: 60.3MB). Peak memory consumption was 163.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 456.35ms. Allocated memory was 218.1MB in the beginning and 453.0MB in the end (delta: 234.9MB). Free memory was 92.6MB in the beginning and 312.1MB in the end (delta: -219.5MB). Peak memory consumption was 50.9MB. Max. memory is 16.1GB. * RCFGBuilder took 10319.01ms. Allocated memory was 453.0MB in the beginning and 729.8MB in the end (delta: 276.8MB). Free memory was 312.1MB in the beginning and 340.1MB in the end (delta: -28.0MB). Peak memory consumption was 511.2MB. Max. memory is 16.1GB. * CodeCheck took 310161.17ms. Allocated memory was 729.8MB in the beginning and 2.0GB in the end (delta: 1.3GB). Free memory was 340.1MB in the beginning and 1.5GB in the end (delta: -1.1GB). Peak memory consumption was 167.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 04:49:28,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/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_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/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_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w8_d16_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/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_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/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 ac363d7e090ca55a75a0285e2258678dcb16cc73e221709825b3dff0c610d839 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:49:30,380 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:49:30,457 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 04:49:30,483 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:49:30,484 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:49:30,484 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:49:30,484 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:49:30,484 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:49:30,484 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:49:30,485 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:49:30,485 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:49:30,485 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:49:30,485 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:49:30,485 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:49:30,485 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:49:30,485 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:49:30,485 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:49:30,486 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:49:30,486 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:49:30,486 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:49:30,486 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:49:30,486 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:49:30,486 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:49:30,486 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:49:30,486 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:49:30,486 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:49:30,486 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:49:30,487 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:49:30,487 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:49:30,487 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:49:30,487 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:49:30,487 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:49:30,487 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:49:30,487 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_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/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 -> ac363d7e090ca55a75a0285e2258678dcb16cc73e221709825b3dff0c610d839 [2024-12-06 04:49:30,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:49:30,735 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:49:30,737 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:49:30,738 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:49:30,739 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:49:30,740 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w8_d16_e0.c [2024-12-06 04:49:33,501 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/data/3c907fc59/acfe234c6f084284895b114455dd74f8/FLAG17fa555b3 [2024-12-06 04:49:33,778 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:49:33,778 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w8_d16_e0.c [2024-12-06 04:49:33,793 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/data/3c907fc59/acfe234c6f084284895b114455dd74f8/FLAG17fa555b3 [2024-12-06 04:49:33,808 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/data/3c907fc59/acfe234c6f084284895b114455dd74f8 [2024-12-06 04:49:33,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:49:33,811 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:49:33,813 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:49:33,813 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:49:33,817 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:49:33,818 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:49:33" (1/1) ... [2024-12-06 04:49:33,819 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f75c0f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:33, skipping insertion in model container [2024-12-06 04:49:33,819 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:49:33" (1/1) ... [2024-12-06 04:49:33,864 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:49:34,023 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_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w8_d16_e0.c[1270,1283] [2024-12-06 04:49:34,272 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:49:34,281 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:49:34,288 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_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w8_d16_e0.c[1270,1283] [2024-12-06 04:49:34,401 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:49:34,414 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:49:34,414 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:34 WrapperNode [2024-12-06 04:49:34,415 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:49:34,415 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:49:34,415 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:49:34,416 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:49:34,422 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:34" (1/1) ... [2024-12-06 04:49:34,454 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:34" (1/1) ... [2024-12-06 04:49:34,530 INFO L138 Inliner]: procedures = 17, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2305 [2024-12-06 04:49:34,530 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:49:34,530 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:49:34,530 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:49:34,531 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:49:34,537 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:34" (1/1) ... [2024-12-06 04:49:34,538 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:34" (1/1) ... [2024-12-06 04:49:34,551 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:34" (1/1) ... [2024-12-06 04:49:34,552 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:34" (1/1) ... [2024-12-06 04:49:34,606 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:34" (1/1) ... [2024-12-06 04:49:34,610 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:34" (1/1) ... [2024-12-06 04:49:34,614 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:34" (1/1) ... [2024-12-06 04:49:34,621 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:34" (1/1) ... [2024-12-06 04:49:34,628 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:34" (1/1) ... [2024-12-06 04:49:34,641 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:49:34,642 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:49:34,642 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:49:34,642 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:49:34,643 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:49:34" (1/1) ... [2024-12-06 04:49:34,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:49:34,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:49:34,671 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:49:34,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:49:34,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:49:34,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:49:34,697 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:49:34,697 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:49:34,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:49:34,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:49:35,071 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:49:35,073 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:49:36,481 INFO L? ?]: Removed 713 outVars from TransFormulas that were not future-live. [2024-12-06 04:49:36,481 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:49:36,570 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:49:36,571 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 04:49:36,571 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:49:36 BoogieIcfgContainer [2024-12-06 04:49:36,571 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:49:36,572 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:49:36,572 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:49:36,581 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:49:36,581 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:49:36" (1/1) ... [2024-12-06 04:49:36,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:49:36,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:49:36,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2024-12-06 04:49:36,636 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2024-12-06 04:49:36,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-12-06 04:49:36,641 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:49:36,641 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:49:36,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:49:36,643 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:49:36,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:49:37,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:49:37,850 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:49:38,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:49:38,293 INFO L256 TraceCheckSpWp]: Trace formula consists of 862 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 04:49:38,306 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:49:38,657 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-12-06 04:49:38,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 04:49:39,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:49:39,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 50 states and 71 transitions. [2024-12-06 04:49:39,272 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 71 transitions. [2024-12-06 04:49:39,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-12-06 04:49:39,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:49:39,274 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:49:39,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:49:39,276 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:49:39,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 04:49:41,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:49:41,033 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:49:41,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:49:41,683 INFO L256 TraceCheckSpWp]: Trace formula consists of 1682 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-12-06 04:49:41,696 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:49:42,546 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 6 proven. 35 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2024-12-06 04:49:42,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 04:49:44,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:49:44,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 92 states and 139 transitions. [2024-12-06 04:49:44,749 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 139 transitions. [2024-12-06 04:49:44,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-12-06 04:49:44,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:49:44,751 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:49:44,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:49:44,752 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:49:44,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 04:49:47,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:49:47,313 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:49:48,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:49:48,285 INFO L256 TraceCheckSpWp]: Trace formula consists of 2502 conjuncts, 137 conjuncts are in the unsatisfiable core [2024-12-06 04:49:48,306 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:50:01,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2024-12-06 04:50:01,814 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/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 04:50:01,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_321b3f3d-0bfd-4d16-98dd-6b4ea9dbc018/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 04:50:01,842 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 04:50:01,846 INFO L158 Benchmark]: Toolchain (without parser) took 28034.48ms. Allocated memory was 92.3MB in the beginning and 369.1MB in the end (delta: 276.8MB). Free memory was 66.6MB in the beginning and 86.2MB in the end (delta: -19.6MB). Peak memory consumption was 261.7MB. Max. memory is 16.1GB. [2024-12-06 04:50:01,846 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:50:01,847 INFO L158 Benchmark]: CACSL2BoogieTranslator took 602.28ms. Allocated memory is still 92.3MB. Free memory was 66.4MB in the beginning and 53.2MB in the end (delta: 13.2MB). Peak memory consumption was 48.6MB. Max. memory is 16.1GB. [2024-12-06 04:50:01,847 INFO L158 Benchmark]: Boogie Procedure Inliner took 114.64ms. Allocated memory is still 92.3MB. Free memory was 53.2MB in the beginning and 36.8MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:50:01,848 INFO L158 Benchmark]: Boogie Preprocessor took 110.77ms. Allocated memory was 92.3MB in the beginning and 151.0MB in the end (delta: 58.7MB). Free memory was 36.8MB in the beginning and 101.4MB in the end (delta: -64.6MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2024-12-06 04:50:01,848 INFO L158 Benchmark]: RCFGBuilder took 1929.43ms. Allocated memory was 151.0MB in the beginning and 201.3MB in the end (delta: 50.3MB). Free memory was 101.4MB in the beginning and 139.4MB in the end (delta: -37.9MB). Peak memory consumption was 124.4MB. Max. memory is 16.1GB. [2024-12-06 04:50:01,849 INFO L158 Benchmark]: CodeCheck took 25273.19ms. Allocated memory was 201.3MB in the beginning and 369.1MB in the end (delta: 167.8MB). Free memory was 139.4MB in the beginning and 86.2MB in the end (delta: 53.1MB). Peak memory consumption was 222.5MB. Max. memory is 16.1GB. [2024-12-06 04:50:01,852 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 0.28ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 602.28ms. Allocated memory is still 92.3MB. Free memory was 66.4MB in the beginning and 53.2MB in the end (delta: 13.2MB). Peak memory consumption was 48.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 114.64ms. Allocated memory is still 92.3MB. Free memory was 53.2MB in the beginning and 36.8MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 110.77ms. Allocated memory was 92.3MB in the beginning and 151.0MB in the end (delta: 58.7MB). Free memory was 36.8MB in the beginning and 101.4MB in the end (delta: -64.6MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1929.43ms. Allocated memory was 151.0MB in the beginning and 201.3MB in the end (delta: 50.3MB). Free memory was 101.4MB in the beginning and 139.4MB in the end (delta: -37.9MB). Peak memory consumption was 124.4MB. Max. memory is 16.1GB. * CodeCheck took 25273.19ms. Allocated memory was 201.3MB in the beginning and 369.1MB in the end (delta: 167.8MB). Free memory was 139.4MB in the beginning and 86.2MB in the end (delta: 53.1MB). Peak memory consumption was 222.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: No Interpolants