./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Dekker.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_c3331992-cc9c-4fee-bde1-e99556c1ea8d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/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_c3331992-cc9c-4fee-bde1-e99556c1ea8d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Dekker.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/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_c3331992-cc9c-4fee-bde1-e99556c1ea8d/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 8791e8404b61fad2ee3b1ec99bcf7c832e8cc2222e41f2d067d453aff63c4fad --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:35:47,235 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:35:47,295 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 03:35:47,300 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:35:47,300 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:35:47,320 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:35:47,321 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:35:47,321 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:35:47,321 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:35:47,322 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:35:47,322 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:35:47,322 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:35:47,322 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:35:47,322 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:35:47,322 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:35:47,322 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:35:47,322 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:35:47,322 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:35:47,323 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:35:47,323 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:35:47,323 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:35:47,323 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:35:47,323 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:35:47,323 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:35:47,323 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:35:47,323 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:35:47,323 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:35:47,324 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:35:47,324 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:35:47,324 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:35:47,324 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_c3331992-cc9c-4fee-bde1-e99556c1ea8d/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 -> 8791e8404b61fad2ee3b1ec99bcf7c832e8cc2222e41f2d067d453aff63c4fad [2024-12-06 03:35:47,583 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:35:47,590 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:35:47,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:35:47,593 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:35:47,594 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:35:47,595 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Dekker.c [2024-12-06 03:35:50,253 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/bin/ukojak-verify-CZk0znPC7b/data/9c3d0875a/dcc229a40cb445a68b306abd4d4c0360/FLAGf64daae36 [2024-12-06 03:35:50,512 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:35:50,512 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Dekker.c [2024-12-06 03:35:50,524 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/bin/ukojak-verify-CZk0znPC7b/data/9c3d0875a/dcc229a40cb445a68b306abd4d4c0360/FLAGf64daae36 [2024-12-06 03:35:50,830 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/bin/ukojak-verify-CZk0znPC7b/data/9c3d0875a/dcc229a40cb445a68b306abd4d4c0360 [2024-12-06 03:35:50,831 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:35:50,832 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:35:50,833 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:35:50,833 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:35:50,838 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:35:50,838 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:35:50" (1/1) ... [2024-12-06 03:35:50,839 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61c40f9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:50, skipping insertion in model container [2024-12-06 03:35:50,839 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:35:50" (1/1) ... [2024-12-06 03:35:50,873 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:35:51,014 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_c3331992-cc9c-4fee-bde1-e99556c1ea8d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Dekker.c[1248,1261] [2024-12-06 03:35:51,182 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:35:51,189 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:35:51,196 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_c3331992-cc9c-4fee-bde1-e99556c1ea8d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Dekker.c[1248,1261] [2024-12-06 03:35:51,290 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:35:51,302 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:35:51,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:51 WrapperNode [2024-12-06 03:35:51,303 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:35:51,304 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:35:51,304 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:35:51,304 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:35:51,310 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:51" (1/1) ... [2024-12-06 03:35:51,330 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:51" (1/1) ... [2024-12-06 03:35:51,499 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1990 [2024-12-06 03:35:51,499 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:35:51,500 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:35:51,500 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:35:51,500 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:35:51,507 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:51" (1/1) ... [2024-12-06 03:35:51,507 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:51" (1/1) ... [2024-12-06 03:35:51,529 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:51" (1/1) ... [2024-12-06 03:35:51,530 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:51" (1/1) ... [2024-12-06 03:35:51,585 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:51" (1/1) ... [2024-12-06 03:35:51,601 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:51" (1/1) ... [2024-12-06 03:35:51,611 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:51" (1/1) ... [2024-12-06 03:35:51,638 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:51" (1/1) ... [2024-12-06 03:35:51,647 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:51" (1/1) ... [2024-12-06 03:35:51,672 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:35:51,673 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:35:51,673 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:35:51,673 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:35:51,674 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:51" (1/1) ... [2024-12-06 03:35:51,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:35:51,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:35:51,701 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:35:51,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:35:51,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:35:51,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:35:51,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:35:51,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:35:51,957 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:35:51,959 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:35:53,889 INFO L? ?]: Removed 1308 outVars from TransFormulas that were not future-live. [2024-12-06 03:35:53,889 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:35:55,782 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:35:55,782 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 03:35:55,783 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:35:55 BoogieIcfgContainer [2024-12-06 03:35:55,783 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:35:55,783 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:35:55,783 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:35:55,791 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:35:55,791 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:35:55" (1/1) ... [2024-12-06 03:35:55,798 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:35:55,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:35:55,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 03:35:55,837 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 03:35:55,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:35:55,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:35:55,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:35:56,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:35:56,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:36:06,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:36:16,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:36:17,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:17,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-06 03:36:17,139 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-06 03:36:17,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:36:17,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:17,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:36:20,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:36:38,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:36:48,277 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:36:58,395 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:37:08,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:37:18,692 WARN L539 Checker$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 03:37:21,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.07s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:37:31,778 WARN L539 Checker$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 03:37:41,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:37:51,841 WARN L539 Checker$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 03:38:02,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:38:12,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:38:22,211 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:38:32,242 WARN L539 Checker$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 03:38:32,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:38:32,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 12 states and 19 transitions. [2024-12-06 03:38:32,346 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 19 transitions. [2024-12-06 03:38:32,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:38:32,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:38:32,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:38:33,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:38:47,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:38:57,980 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:39:08,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:39:18,078 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:39:28,108 WARN L539 Checker$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 03:39:38,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:39:48,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:39:58,647 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:40:08,677 WARN L539 Checker$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 03:40:18,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:40:28,756 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:40:38,789 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:40:48,825 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:40:59,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:41:09,294 WARN L539 Checker$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 03:41:18,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.66s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:41:28,963 WARN L539 Checker$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 03:41:38,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:41:49,018 WARN L539 Checker$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 03:41:49,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:41:49,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 16 states and 29 transitions. [2024-12-06 03:41:49,107 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 29 transitions. [2024-12-06 03:41:49,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:41:49,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:41:49,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:41:50,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:42:09,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:42:19,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:42:29,717 WARN L539 Checker$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 03:42:39,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:42:49,785 WARN L539 Checker$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 03:43:00,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:43:10,465 WARN L539 Checker$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 03:43:20,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:43:30,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:43:37,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.72s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:43:45,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.65s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:43:55,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:44:05,938 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:44:07,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:44:18,276 WARN L539 Checker$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 03:44:28,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:44:38,502 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:44:48,532 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 03:44:48,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:44:48,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 20 states and 39 transitions. [2024-12-06 03:44:48,619 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 39 transitions. [2024-12-06 03:44:48,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 03:44:48,619 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:44:48,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:45:00,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:45:00,164 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:45:14,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:45:24,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:45:24,585 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 03:45:24,588 INFO L158 Benchmark]: Toolchain (without parser) took 573756.09ms. Allocated memory was 142.6MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 114.7MB in the beginning and 549.1MB in the end (delta: -434.3MB). Peak memory consumption was 732.5MB. Max. memory is 16.1GB. [2024-12-06 03:45:24,589 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 142.6MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:45:24,589 INFO L158 Benchmark]: CACSL2BoogieTranslator took 470.07ms. Allocated memory is still 142.6MB. Free memory was 114.7MB in the beginning and 73.5MB in the end (delta: 41.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 03:45:24,589 INFO L158 Benchmark]: Boogie Procedure Inliner took 195.35ms. Allocated memory is still 142.6MB. Free memory was 73.5MB in the beginning and 81.0MB in the end (delta: -7.5MB). Peak memory consumption was 41.7MB. Max. memory is 16.1GB. [2024-12-06 03:45:24,589 INFO L158 Benchmark]: Boogie Preprocessor took 172.36ms. Allocated memory is still 142.6MB. Free memory was 81.0MB in the beginning and 65.4MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 03:45:24,589 INFO L158 Benchmark]: RCFGBuilder took 4110.07ms. Allocated memory was 142.6MB in the beginning and 469.8MB in the end (delta: 327.2MB). Free memory was 64.8MB in the beginning and 335.2MB in the end (delta: -270.4MB). Peak memory consumption was 206.4MB. Max. memory is 16.1GB. [2024-12-06 03:45:24,590 INFO L158 Benchmark]: CodeCheck took 568804.51ms. Allocated memory was 469.8MB in the beginning and 1.3GB in the end (delta: 838.9MB). Free memory was 335.2MB in the beginning and 549.1MB in the end (delta: -213.8MB). Peak memory consumption was 627.0MB. Max. memory is 16.1GB. [2024-12-06 03:45:24,591 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 0.22ms. Allocated memory is still 142.6MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 470.07ms. Allocated memory is still 142.6MB. Free memory was 114.7MB in the beginning and 73.5MB in the end (delta: 41.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 195.35ms. Allocated memory is still 142.6MB. Free memory was 73.5MB in the beginning and 81.0MB in the end (delta: -7.5MB). Peak memory consumption was 41.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 172.36ms. Allocated memory is still 142.6MB. Free memory was 81.0MB in the beginning and 65.4MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 4110.07ms. Allocated memory was 142.6MB in the beginning and 469.8MB in the end (delta: 327.2MB). Free memory was 64.8MB in the beginning and 335.2MB in the end (delta: -270.4MB). Peak memory consumption was 206.4MB. Max. memory is 16.1GB. * CodeCheck took 568804.51ms. Allocated memory was 469.8MB in the beginning and 1.3GB in the end (delta: 838.9MB). Free memory was 335.2MB in the beginning and 549.1MB in the end (delta: -213.8MB). Peak memory consumption was 627.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 03:45:24,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/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_c3331992-cc9c-4fee-bde1-e99556c1ea8d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/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_c3331992-cc9c-4fee-bde1-e99556c1ea8d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Dekker.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/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_c3331992-cc9c-4fee-bde1-e99556c1ea8d/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 8791e8404b61fad2ee3b1ec99bcf7c832e8cc2222e41f2d067d453aff63c4fad --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:45:26,553 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:45:26,637 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 03:45:26,661 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:45:26,661 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:45:26,662 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:45:26,662 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:45:26,662 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:45:26,662 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:45:26,662 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:45:26,662 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:45:26,663 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:45:26,663 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:45:26,663 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:45:26,663 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 03:45:26,663 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 03:45:26,663 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 03:45:26,663 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:45:26,663 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:45:26,663 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:45:26,663 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:45:26,664 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:45:26,664 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:45:26,664 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:45:26,664 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 03:45:26,664 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:45:26,665 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:45:26,665 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:45:26,665 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:45:26,665 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:45:26,665 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 03:45:26,665 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:45:26,665 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 03:45:26,665 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_c3331992-cc9c-4fee-bde1-e99556c1ea8d/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 -> 8791e8404b61fad2ee3b1ec99bcf7c832e8cc2222e41f2d067d453aff63c4fad [2024-12-06 03:45:26,896 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:45:26,903 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:45:26,904 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:45:26,905 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:45:26,906 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:45:26,907 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Dekker.c [2024-12-06 03:45:29,508 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/bin/ukojak-verify-CZk0znPC7b/data/ccdb4672d/434f369b69fc41bb8b52e3d091baf3b4/FLAGb8944c9d3 [2024-12-06 03:45:29,787 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:45:29,788 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Dekker.c [2024-12-06 03:45:29,799 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/bin/ukojak-verify-CZk0znPC7b/data/ccdb4672d/434f369b69fc41bb8b52e3d091baf3b4/FLAGb8944c9d3 [2024-12-06 03:45:30,097 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/bin/ukojak-verify-CZk0znPC7b/data/ccdb4672d/434f369b69fc41bb8b52e3d091baf3b4 [2024-12-06 03:45:30,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:45:30,100 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:45:30,101 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:45:30,101 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:45:30,105 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:45:30,105 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:45:30" (1/1) ... [2024-12-06 03:45:30,106 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34a3780b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:30, skipping insertion in model container [2024-12-06 03:45:30,106 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:45:30" (1/1) ... [2024-12-06 03:45:30,138 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:45:30,267 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_c3331992-cc9c-4fee-bde1-e99556c1ea8d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Dekker.c[1248,1261] [2024-12-06 03:45:30,442 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:45:30,453 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:45:30,460 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_c3331992-cc9c-4fee-bde1-e99556c1ea8d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Dekker.c[1248,1261] [2024-12-06 03:45:30,546 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:45:30,559 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:45:30,560 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:30 WrapperNode [2024-12-06 03:45:30,560 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:45:30,561 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:45:30,561 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:45:30,561 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:45:30,567 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:30" (1/1) ... [2024-12-06 03:45:30,587 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:30" (1/1) ... [2024-12-06 03:45:30,637 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1086 [2024-12-06 03:45:30,637 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:45:30,638 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:45:30,638 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:45:30,638 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:45:30,644 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:30" (1/1) ... [2024-12-06 03:45:30,645 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:30" (1/1) ... [2024-12-06 03:45:30,652 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:30" (1/1) ... [2024-12-06 03:45:30,653 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:30" (1/1) ... [2024-12-06 03:45:30,676 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:30" (1/1) ... [2024-12-06 03:45:30,678 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:30" (1/1) ... [2024-12-06 03:45:30,682 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:30" (1/1) ... [2024-12-06 03:45:30,686 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:30" (1/1) ... [2024-12-06 03:45:30,690 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:30" (1/1) ... [2024-12-06 03:45:30,699 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:45:30,699 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:45:30,700 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:45:30,700 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:45:30,701 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:30" (1/1) ... [2024-12-06 03:45:30,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:45:30,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:45:30,734 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:45:30,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:45:30,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:45:30,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 03:45:30,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:45:30,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:45:30,983 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:45:30,984 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:45:32,191 INFO L? ?]: Removed 80 outVars from TransFormulas that were not future-live. [2024-12-06 03:45:32,192 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:45:32,237 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:45:32,237 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 03:45:32,238 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:45:32 BoogieIcfgContainer [2024-12-06 03:45:32,238 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:45:32,239 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:45:32,239 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:45:32,248 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:45:32,249 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:45:32" (1/1) ... [2024-12-06 03:45:32,256 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:45:32,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:45:32,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 03:45:32,302 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 03:45:32,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:45:32,304 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:45:32,305 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:45:32,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:45:32,307 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:45:32,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 03:45:32,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:45:32,701 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:45:32,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:45:32,806 INFO L256 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-06 03:45:32,815 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:45:32,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:45:32,967 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 03:45:33,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:45:33,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 03:45:33,050 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 03:45:33,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:45:33,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:45:33,051 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:45:33,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:45:33,053 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:45:33,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3331992-cc9c-4fee-bde1-e99556c1ea8d/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 03:45:33,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:45:33,608 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:45:33,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:45:33,805 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-12-06 03:45:33,817 INFO L279 TraceCheckSpWp]: Computing forward predicates...