./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bit-vector.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bit-vector.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk --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 860a86adaee5a68a8179b30e590ccdfc140c947e3c27f31baed5d0226260962e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:50:11,101 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:50:11,192 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 23:50:11,198 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:50:11,201 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:50:11,241 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:50:11,244 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:50:11,244 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:50:11,245 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:50:11,245 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:50:11,247 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:50:11,247 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:50:11,248 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:50:11,248 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:50:11,250 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:50:11,250 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:50:11,251 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:50:11,251 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:50:11,251 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:50:11,252 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:50:11,255 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:50:11,258 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:50:11,258 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:50:11,259 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:50:11,259 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:50:11,259 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:50:11,259 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:50:11,260 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:50:11,260 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:50:11,260 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:50:11,260 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 860a86adaee5a68a8179b30e590ccdfc140c947e3c27f31baed5d0226260962e [2024-11-08 23:50:11,584 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:50:11,613 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:50:11,615 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:50:11,618 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:50:11,618 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:50:11,619 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bit-vector.c Unable to find full path for "g++" [2024-11-08 23:50:13,761 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:50:14,022 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:50:14,022 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bit-vector.c [2024-11-08 23:50:14,033 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/data/b19dd782c/b3d8c874c38146a2a13720389059f799/FLAGc1fdefcbf [2024-11-08 23:50:14,050 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/data/b19dd782c/b3d8c874c38146a2a13720389059f799 [2024-11-08 23:50:14,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:50:14,054 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:50:14,056 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:50:14,056 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:50:14,060 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:50:14,061 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:50:14" (1/1) ... [2024-11-08 23:50:14,063 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24ee9e1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:14, skipping insertion in model container [2024-11-08 23:50:14,063 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:50:14" (1/1) ... [2024-11-08 23:50:14,092 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:50:14,293 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_077afb74-6190-4630-a5a5-d1eec1d6c94f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bit-vector.c[1250,1263] [2024-11-08 23:50:14,335 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:50:14,346 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:50:14,359 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_077afb74-6190-4630-a5a5-d1eec1d6c94f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bit-vector.c[1250,1263] [2024-11-08 23:50:14,384 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:50:14,402 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:50:14,403 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:14 WrapperNode [2024-11-08 23:50:14,403 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:50:14,405 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:50:14,405 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:50:14,405 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:50:14,411 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:14" (1/1) ... [2024-11-08 23:50:14,419 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:14" (1/1) ... [2024-11-08 23:50:14,468 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 152 [2024-11-08 23:50:14,469 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:50:14,470 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:50:14,470 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:50:14,470 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:50:14,480 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:14" (1/1) ... [2024-11-08 23:50:14,481 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:14" (1/1) ... [2024-11-08 23:50:14,485 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:14" (1/1) ... [2024-11-08 23:50:14,486 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:14" (1/1) ... [2024-11-08 23:50:14,496 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:14" (1/1) ... [2024-11-08 23:50:14,500 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:14" (1/1) ... [2024-11-08 23:50:14,508 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:14" (1/1) ... [2024-11-08 23:50:14,511 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:14" (1/1) ... [2024-11-08 23:50:14,524 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:50:14,525 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:50:14,525 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:50:14,525 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:50:14,526 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:14" (1/1) ... [2024-11-08 23:50:14,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:50:14,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:50:14,572 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:50:14,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:50:14,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:50:14,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:50:14,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:50:14,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:50:14,702 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:50:14,704 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:50:15,169 INFO L? ?]: Removed 74 outVars from TransFormulas that were not future-live. [2024-11-08 23:50:15,169 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:50:15,498 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:50:15,499 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:50:15,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:50:15 BoogieIcfgContainer [2024-11-08 23:50:15,499 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:50:15,501 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:50:15,501 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:50:15,512 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:50:15,513 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:50:15" (1/1) ... [2024-11-08 23:50:15,525 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:50:15,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:15,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 23:50:15,611 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 23:50:15,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:50:15,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:15,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:15,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:50:15,869 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:50:15,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:50:16,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:50:16,069 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:50:16,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:50:16,139 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:50:16,163 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 23:50:16,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:50:16 ImpRootNode [2024-11-08 23:50:16,172 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:50:16,175 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:50:16,175 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:50:16,175 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:50:16,176 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:50:15" (3/4) ... [2024-11-08 23:50:16,181 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:50:16,182 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:50:16,183 INFO L158 Benchmark]: Toolchain (without parser) took 2129.20ms. Allocated memory is still 172.0MB. Free memory was 138.7MB in the beginning and 123.0MB in the end (delta: 15.8MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2024-11-08 23:50:16,184 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 104.9MB. Free memory was 71.7MB in the beginning and 71.7MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:50:16,185 INFO L158 Benchmark]: CACSL2BoogieTranslator took 348.39ms. Allocated memory is still 172.0MB. Free memory was 138.7MB in the beginning and 124.5MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:50:16,188 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.28ms. Allocated memory is still 172.0MB. Free memory was 124.5MB in the beginning and 120.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:50:16,188 INFO L158 Benchmark]: Boogie Preprocessor took 54.24ms. Allocated memory is still 172.0MB. Free memory was 120.4MB in the beginning and 118.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:50:16,189 INFO L158 Benchmark]: RCFGBuilder took 974.96ms. Allocated memory is still 172.0MB. Free memory was 118.3MB in the beginning and 62.4MB in the end (delta: 55.8MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2024-11-08 23:50:16,190 INFO L158 Benchmark]: CodeCheck took 671.44ms. Allocated memory is still 172.0MB. Free memory was 62.4MB in the beginning and 123.0MB in the end (delta: -60.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:50:16,190 INFO L158 Benchmark]: Witness Printer took 7.76ms. Allocated memory is still 172.0MB. Free memory is still 123.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:50:16,194 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 58. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 3); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (3 - 1); [L32] const SORT_7 mask_SORT_7 = (SORT_7)-1 >> (sizeof(SORT_7) * 8 - 32); [L33] const SORT_7 msb_SORT_7 = (SORT_7)1 << (32 - 1); [L35] const SORT_21 mask_SORT_21 = (SORT_21)-1 >> (sizeof(SORT_21) * 8 - 2); [L36] const SORT_21 msb_SORT_21 = (SORT_21)1 << (2 - 1); [L38] const SORT_3 var_4 = 2; [L39] const SORT_7 var_9 = 2; [L40] const SORT_1 var_13 = 1; [L41] const SORT_3 var_17 = 6; [L43] SORT_1 input_2; [L45] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L45] SORT_3 state_5 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L46] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L46] SORT_3 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L48] SORT_3 init_6_arg_1 = var_4; [L49] state_5 = init_6_arg_1 [L50] SORT_3 init_19_arg_1 = var_17; [L51] state_18 = init_19_arg_1 VAL [mask_SORT_1=1, mask_SORT_21=3, mask_SORT_3=7, state_18=6, state_5=2, var_13=1, var_9=2] [L54] input_2 = __VERIFIER_nondet_uchar() [L57] SORT_3 var_8_arg_0 = state_5; [L58] EXPR var_8_arg_0 & mask_SORT_3 [L58] var_8_arg_0 = var_8_arg_0 & mask_SORT_3 [L59] SORT_7 var_8 = var_8_arg_0; [L60] SORT_7 var_10_arg_0 = var_8; [L61] SORT_7 var_10_arg_1 = var_9; [L62] SORT_1 var_10 = var_10_arg_0 >= var_10_arg_1; [L63] SORT_1 var_14_arg_0 = var_10; [L64] SORT_1 var_14 = ~var_14_arg_0; [L65] SORT_1 var_15_arg_0 = var_13; [L66] SORT_1 var_15_arg_1 = var_14; [L67] EXPR var_15_arg_0 & var_15_arg_1 [L67] SORT_1 var_15 = var_15_arg_0 & var_15_arg_1; [L68] EXPR var_15 & mask_SORT_1 [L68] var_15 = var_15 & mask_SORT_1 [L69] SORT_1 bad_16_arg_0 = var_15; [L70] CALL __VERIFIER_assert(!(bad_16_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 104.9MB. Free memory was 71.7MB in the beginning and 71.7MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 348.39ms. Allocated memory is still 172.0MB. Free memory was 138.7MB in the beginning and 124.5MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.28ms. Allocated memory is still 172.0MB. Free memory was 124.5MB in the beginning and 120.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.24ms. Allocated memory is still 172.0MB. Free memory was 120.4MB in the beginning and 118.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 974.96ms. Allocated memory is still 172.0MB. Free memory was 118.3MB in the beginning and 62.4MB in the end (delta: 55.8MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * CodeCheck took 671.44ms. Allocated memory is still 172.0MB. Free memory was 62.4MB in the beginning and 123.0MB in the end (delta: -60.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.76ms. Allocated memory is still 172.0MB. Free memory is still 123.0MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:50:16,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bit-vector.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk --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 860a86adaee5a68a8179b30e590ccdfc140c947e3c27f31baed5d0226260962e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:50:18,675 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:50:18,768 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-08 23:50:18,827 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:50:18,828 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:50:18,828 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:50:18,829 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:50:18,829 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:50:18,830 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:50:18,831 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:50:18,831 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:50:18,831 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:50:18,832 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:50:18,834 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:50:18,834 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:50:18,834 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:50:18,835 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:50:18,835 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:50:18,839 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:50:18,840 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:50:18,840 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:50:18,841 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:50:18,841 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:50:18,841 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:50:18,841 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:50:18,842 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:50:18,842 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:50:18,842 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:50:18,843 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:50:18,843 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:50:18,843 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:50:18,844 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:50:18,844 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:50:18,844 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 860a86adaee5a68a8179b30e590ccdfc140c947e3c27f31baed5d0226260962e [2024-11-08 23:50:19,274 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:50:19,305 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:50:19,308 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:50:19,310 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:50:19,313 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:50:19,314 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bit-vector.c Unable to find full path for "g++" [2024-11-08 23:50:21,390 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:50:21,712 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:50:21,713 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bit-vector.c [2024-11-08 23:50:21,727 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/data/e40985094/0e578d5de33f48ffb4d26e6d4a11103f/FLAG6e154e1fa [2024-11-08 23:50:21,993 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/data/e40985094/0e578d5de33f48ffb4d26e6d4a11103f [2024-11-08 23:50:21,995 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:50:21,997 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:50:21,999 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:50:21,999 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:50:22,003 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:50:22,004 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:50:21" (1/1) ... [2024-11-08 23:50:22,005 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a5e963a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:22, skipping insertion in model container [2024-11-08 23:50:22,005 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:50:21" (1/1) ... [2024-11-08 23:50:22,029 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:50:22,253 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_077afb74-6190-4630-a5a5-d1eec1d6c94f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bit-vector.c[1250,1263] [2024-11-08 23:50:22,311 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:50:22,344 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:50:22,366 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bit-vector.c[1250,1263] [2024-11-08 23:50:22,401 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:50:22,442 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:50:22,443 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:22 WrapperNode [2024-11-08 23:50:22,444 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:50:22,445 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:50:22,445 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:50:22,446 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:50:22,454 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:22" (1/1) ... [2024-11-08 23:50:22,466 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:22" (1/1) ... [2024-11-08 23:50:22,494 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 80 [2024-11-08 23:50:22,495 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:50:22,495 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:50:22,497 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:50:22,497 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:50:22,506 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:22" (1/1) ... [2024-11-08 23:50:22,506 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:22" (1/1) ... [2024-11-08 23:50:22,509 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:22" (1/1) ... [2024-11-08 23:50:22,511 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:22" (1/1) ... [2024-11-08 23:50:22,520 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:22" (1/1) ... [2024-11-08 23:50:22,526 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:22" (1/1) ... [2024-11-08 23:50:22,531 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:22" (1/1) ... [2024-11-08 23:50:22,533 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:22" (1/1) ... [2024-11-08 23:50:22,535 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:50:22,540 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:50:22,540 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:50:22,540 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:50:22,541 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:50:22" (1/1) ... [2024-11-08 23:50:22,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:50:22,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:50:22,581 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:50:22,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:50:22,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:50:22,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:50:22,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:50:22,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:50:22,751 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:50:22,753 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:50:22,968 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-08 23:50:22,969 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:50:23,034 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:50:23,034 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:50:23,034 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:50:23 BoogieIcfgContainer [2024-11-08 23:50:23,034 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:50:23,035 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:50:23,035 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:50:23,045 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:50:23,046 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:50:23" (1/1) ... [2024-11-08 23:50:23,053 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:50:23,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:23,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 23:50:23,108 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 23:50:23,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:50:23,110 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:23,110 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:50:23,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:50:23,122 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:50:23,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:50:23,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:23,245 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:50:23,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:23,276 WARN L253 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-08 23:50:23,284 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:50:23,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:23,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:50:23,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:23,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-08 23:50:23,635 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-08 23:50:23,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:50:23,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:23,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:50:23,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:50:23,655 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:50:23,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:50:23,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:23,764 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:50:23,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:23,799 INFO L255 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-08 23:50:23,804 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:50:24,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:24,122 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 23:50:24,125 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 23:50:24,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:24,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2024-11-08 23:50:24,750 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2024-11-08 23:50:24,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:50:24,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:24,752 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:50:24,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:50:24,755 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:50:24,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:50:24,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:24,878 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:50:24,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:24,920 INFO L255 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-08 23:50:24,924 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:50:25,339 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:25,343 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 23:50:26,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:26,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 17 states and 30 transitions. [2024-11-08 23:50:26,641 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 30 transitions. [2024-11-08 23:50:26,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 23:50:26,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:26,644 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:50:26,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:50:26,647 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:50:26,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 23:50:26,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:26,810 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:50:26,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:26,865 INFO L255 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-08 23:50:26,873 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:50:27,300 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:27,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-08 23:50:28,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:28,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 23 states and 46 transitions. [2024-11-08 23:50:28,892 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 46 transitions. [2024-11-08 23:50:28,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 23:50:28,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:28,893 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:50:28,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:50:28,894 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:50:28,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 23:50:29,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:29,059 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:50:29,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:29,111 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-08 23:50:29,115 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:50:29,638 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:29,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-08 23:50:31,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:31,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 29 states and 64 transitions. [2024-11-08 23:50:31,335 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 64 transitions. [2024-11-08 23:50:31,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 23:50:31,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:31,336 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:50:31,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:50:31,339 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:50:31,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 23:50:31,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:31,532 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:50:31,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:31,594 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-08 23:50:31,598 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:50:32,118 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:50:32,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-08 23:50:34,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:34,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 34 states and 78 transitions. [2024-11-08 23:50:34,037 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 78 transitions. [2024-11-08 23:50:34,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 23:50:34,038 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:34,039 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:50:34,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:50:34,045 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:50:34,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 23:50:34,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:34,247 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:50:34,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:34,325 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-08 23:50:34,329 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:50:34,822 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 23:50:34,827 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-08 23:50:35,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:35,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2024-11-08 23:50:35,501 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2024-11-08 23:50:35,501 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 23:50:35,502 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2024-11-08 23:50:35,510 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 23:50:36,157 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-08 23:50:36,158 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (let ((.cse0 (= (_ bv2 32) |ULTIMATE.start_main_~var_9~0#1|)) (.cse1 (= (_ bv7 8) |ULTIMATE.start_main_~mask_SORT_3~0#1|)) (.cse2 (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|)) (.cse3 (= (_ bv3 8) |ULTIMATE.start_main_~mask_SORT_21~0#1|)) (.cse4 (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|))) (or (and .cse0 .cse1 (= (_ bv4 8) |ULTIMATE.start_main_~state_18~0#1|) .cse2 .cse3 (= (_ bv27 8) |ULTIMATE.start_main_~state_5~0#1|) .cse4) (and .cse0 (= (_ bv36 8) |ULTIMATE.start_main_~state_18~0#1|) .cse1 (= (_ bv0 8) (bvadd (_ bv37 8) |ULTIMATE.start_main_~state_5~0#1|)) .cse2 .cse3 .cse4) (and .cse0 .cse1 (= (_ bv2 8) |ULTIMATE.start_main_~state_5~0#1|) .cse2 .cse3 (= (_ bv6 8) |ULTIMATE.start_main_~state_18~0#1|) .cse4) (and .cse0 .cse1 (= (_ bv54 8) |ULTIMATE.start_main_~state_18~0#1|) .cse2 .cse3 .cse4 (= (_ bv18 8) |ULTIMATE.start_main_~state_5~0#1|)) (and .cse0 .cse1 (= (_ bv0 8) (bvadd (_ bv74 8) |ULTIMATE.start_main_~state_18~0#1|)) (= (_ bv0 8) (bvadd (_ bv110 8) |ULTIMATE.start_main_~state_5~0#1|)) .cse2 .cse3 .cse4))) [2024-11-08 23:50:36,158 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-11-08 23:50:36,159 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (let ((.cse0 (= (_ bv2 32) |ULTIMATE.start_main_~var_9~0#1|)) (.cse1 (= (_ bv7 8) |ULTIMATE.start_main_~mask_SORT_3~0#1|)) (.cse2 (= (_ bv3 8) |ULTIMATE.start_main_~mask_SORT_21~0#1|)) (.cse3 (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|))) (or (and .cse0 .cse1 (= (_ bv0 8) (bvadd (_ bv74 8) |ULTIMATE.start_main_~state_18~0#1|)) (= (_ bv0 8) (bvadd (_ bv110 8) |ULTIMATE.start_main_~state_5~0#1|)) .cse2 .cse3) (and .cse0 .cse1 (= (_ bv4 8) |ULTIMATE.start_main_~state_18~0#1|) .cse2 (= (_ bv27 8) |ULTIMATE.start_main_~state_5~0#1|) .cse3) (and .cse0 (= (_ bv36 8) |ULTIMATE.start_main_~state_18~0#1|) .cse1 (= (_ bv0 8) (bvadd (_ bv37 8) |ULTIMATE.start_main_~state_5~0#1|)) .cse2 .cse3) (and .cse0 .cse1 (= (_ bv2 8) |ULTIMATE.start_main_~state_5~0#1|) .cse2 (= (_ bv6 8) |ULTIMATE.start_main_~state_18~0#1|) .cse3) (and .cse0 .cse1 (= (_ bv54 8) |ULTIMATE.start_main_~state_18~0#1|) .cse2 .cse3 (= (_ bv18 8) |ULTIMATE.start_main_~state_5~0#1|)))) [2024-11-08 23:50:36,159 INFO L77 FloydHoareUtils]: At program point L52-2(lines 52 93) the Hoare annotation is: (let ((.cse0 (= (_ bv2 32) |ULTIMATE.start_main_~var_9~0#1|)) (.cse1 (= (_ bv7 8) |ULTIMATE.start_main_~mask_SORT_3~0#1|)) (.cse2 (= (_ bv3 8) |ULTIMATE.start_main_~mask_SORT_21~0#1|)) (.cse3 (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|))) (or (and .cse0 .cse1 (= (_ bv0 8) (bvadd (_ bv74 8) |ULTIMATE.start_main_~state_18~0#1|)) (= (_ bv0 8) (bvadd (_ bv110 8) |ULTIMATE.start_main_~state_5~0#1|)) .cse2 .cse3) (and .cse0 .cse1 (= (_ bv4 8) |ULTIMATE.start_main_~state_18~0#1|) .cse2 (= (_ bv27 8) |ULTIMATE.start_main_~state_5~0#1|) .cse3) (and .cse0 (= (_ bv36 8) |ULTIMATE.start_main_~state_18~0#1|) .cse1 (= (_ bv0 8) (bvadd (_ bv37 8) |ULTIMATE.start_main_~state_5~0#1|)) .cse2 .cse3) (and .cse0 .cse1 (= (_ bv2 8) |ULTIMATE.start_main_~state_5~0#1|) .cse2 (= (_ bv6 8) |ULTIMATE.start_main_~state_18~0#1|) .cse3) (and .cse0 .cse1 (= (_ bv54 8) |ULTIMATE.start_main_~state_18~0#1|) .cse2 .cse3 (= (_ bv18 8) |ULTIMATE.start_main_~state_5~0#1|)))) [2024-11-08 23:50:36,160 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 23:50:36,163 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-11-08 23:50:36,186 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:50:36 ImpRootNode [2024-11-08 23:50:36,189 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:50:36,190 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:50:36,190 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:50:36,190 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:50:36,191 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:50:23" (3/4) ... [2024-11-08 23:50:36,193 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 23:50:36,207 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-08 23:50:36,210 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-08 23:50:36,211 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 23:50:36,211 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 23:50:36,249 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.witnessprinter has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:61) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:1) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GeneratedWitnessEdge.getSourceCode(GeneratedWitnessEdge.java:156) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.lambda$2(GraphMLCorrectnessWitnessGenerator.java:91) at edu.uci.ics.jung.io.GraphMLWriter.writeEdgeData(GraphMLWriter.java:237) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.UltimateGraphMLWriter.save(UltimateGraphMLWriter.java:106) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.makeGraphMLString(GraphMLCorrectnessWitnessGenerator.java:111) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.generateProofWitness(WitnessPrinter.java:168) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.finish(WitnessPrinter.java:143) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:130) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 23:50:36,253 INFO L158 Benchmark]: Toolchain (without parser) took 14255.89ms. Allocated memory was 75.5MB in the beginning and 207.6MB in the end (delta: 132.1MB). Free memory was 50.4MB in the beginning and 95.3MB in the end (delta: -45.0MB). Peak memory consumption was 88.0MB. Max. memory is 16.1GB. [2024-11-08 23:50:36,254 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 75.5MB. Free memory was 51.0MB in the beginning and 50.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:50:36,254 INFO L158 Benchmark]: CACSL2BoogieTranslator took 445.27ms. Allocated memory was 75.5MB in the beginning and 96.5MB in the end (delta: 21.0MB). Free memory was 50.1MB in the beginning and 72.4MB in the end (delta: -22.4MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2024-11-08 23:50:36,254 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.22ms. Allocated memory is still 96.5MB. Free memory was 72.4MB in the beginning and 70.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:50:36,255 INFO L158 Benchmark]: Boogie Preprocessor took 43.78ms. Allocated memory is still 96.5MB. Free memory was 70.7MB in the beginning and 69.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:50:36,255 INFO L158 Benchmark]: RCFGBuilder took 494.62ms. Allocated memory is still 96.5MB. Free memory was 69.1MB in the beginning and 53.5MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 23:50:36,260 INFO L158 Benchmark]: CodeCheck took 13153.54ms. Allocated memory was 96.5MB in the beginning and 207.6MB in the end (delta: 111.1MB). Free memory was 53.5MB in the beginning and 97.4MB in the end (delta: -43.9MB). Peak memory consumption was 68.1MB. Max. memory is 16.1GB. [2024-11-08 23:50:36,260 INFO L158 Benchmark]: Witness Printer took 62.87ms. Allocated memory is still 207.6MB. Free memory was 97.4MB in the beginning and 95.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:50:36,262 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.4s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 256 SdHoareTripleChecker+Valid, 2.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 204 mSDsluCounter, 7 SdHoareTripleChecker+Invalid, 2.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 143 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 951 IncrementalHoareTripleChecker+Invalid, 1094 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 143 mSolverCounterUnsat, 7 mSDtfsCounter, 951 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1048 GetRequests, 886 SyntacticMatches, 40 SemanticMatches, 122 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6504 ImplicationChecksByTransitivity, 7.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 91 NumberOfCodeBlocks, 91 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 84 ConstructedInterpolants, 0 QuantifiedInterpolants, 1195 SizeOfPredicates, 34 NumberOfNonLiveVariables, 574 ConjunctsInSsa, 164 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 3/147 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 21]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: ((((((((((2 == var_9) && (7 == mask_SORT_3)) && (0 == ((74 + state_18) % 256))) && (0 == ((110 + state_5) % 256))) && (3 == mask_SORT_21)) && (1 == mask_SORT_1)) || ((((((2 == var_9) && (7 == mask_SORT_3)) && (4 == state_18)) && (3 == mask_SORT_21)) && (27 == state_5)) && (1 == mask_SORT_1))) || ((((((2 == var_9) && (36 == state_18)) && (7 == mask_SORT_3)) && (0 == ((37 + state_5) % 256))) && (3 == mask_SORT_21)) && (1 == mask_SORT_1))) || ((((((2 == var_9) && (7 == mask_SORT_3)) && (2 == state_5)) && (3 == mask_SORT_21)) && (6 == state_18)) && (1 == mask_SORT_1))) || ((((((2 == var_9) && (7 == mask_SORT_3)) && (54 == state_18)) && (3 == mask_SORT_21)) && (1 == mask_SORT_1)) && (18 == state_5))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 75.5MB. Free memory was 51.0MB in the beginning and 50.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 445.27ms. Allocated memory was 75.5MB in the beginning and 96.5MB in the end (delta: 21.0MB). Free memory was 50.1MB in the beginning and 72.4MB in the end (delta: -22.4MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.22ms. Allocated memory is still 96.5MB. Free memory was 72.4MB in the beginning and 70.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.78ms. Allocated memory is still 96.5MB. Free memory was 70.7MB in the beginning and 69.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 494.62ms. Allocated memory is still 96.5MB. Free memory was 69.1MB in the beginning and 53.5MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 13153.54ms. Allocated memory was 96.5MB in the beginning and 207.6MB in the end (delta: 111.1MB). Free memory was 53.5MB in the beginning and 97.4MB in the end (delta: -43.9MB). Peak memory consumption was 68.1MB. Max. memory is 16.1GB. * Witness Printer took 62.87ms. Allocated memory is still 207.6MB. Free memory was 97.4MB in the beginning and 95.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.witnessprinter: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.witnessprinter: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:50:36,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077afb74-6190-4630-a5a5-d1eec1d6c94f/bin/ukojak-verify-ImItNfHLgk/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null