./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p14.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p14.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL --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 6941340a217c21b00eedda9dba2fb93b4ff9d5189cb3951c1318a65ece342f1e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:38:43,229 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:38:43,351 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 03:38:43,362 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:38:43,364 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:38:43,404 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:38:43,406 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:38:43,407 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:38:43,408 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:38:43,414 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:38:43,414 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:38:43,415 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:38:43,416 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:38:43,417 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:38:43,418 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:38:43,419 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:38:43,419 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:38:43,419 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:38:43,420 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:38:43,421 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:38:43,421 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:38:43,422 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:38:43,423 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:38:43,423 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:38:43,424 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:38:43,424 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:38:43,425 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:38:43,425 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:38:43,426 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:38:43,426 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:38:43,428 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_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6941340a217c21b00eedda9dba2fb93b4ff9d5189cb3951c1318a65ece342f1e [2023-11-19 03:38:43,796 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:38:43,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:38:43,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:38:43,829 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:38:43,830 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:38:43,831 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p14.c [2023-11-19 03:38:47,109 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:38:47,346 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:38:47,346 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p14.c [2023-11-19 03:38:47,362 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/data/b00325a9e/cf1a5a090ca14bd389f7af2134328d4a/FLAGdf85e3b3b [2023-11-19 03:38:47,379 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/data/b00325a9e/cf1a5a090ca14bd389f7af2134328d4a [2023-11-19 03:38:47,390 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:38:47,392 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:38:47,394 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:38:47,394 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:38:47,399 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:38:47,400 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:38:47" (1/1) ... [2023-11-19 03:38:47,401 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33bc32a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:47, skipping insertion in model container [2023-11-19 03:38:47,401 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:38:47" (1/1) ... [2023-11-19 03:38:47,444 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:38:47,627 WARN L240 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_b9e4d5ec-db24-4b3d-a773-5c3236889601/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p14.c[1266,1279] [2023-11-19 03:38:47,777 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:38:47,793 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:38:47,808 WARN L240 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_b9e4d5ec-db24-4b3d-a773-5c3236889601/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p14.c[1266,1279] [2023-11-19 03:38:47,918 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:38:47,936 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:38:47,937 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:47 WrapperNode [2023-11-19 03:38:47,937 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:38:47,941 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:38:47,941 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:38:47,941 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:38:47,950 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:47" (1/1) ... [2023-11-19 03:38:47,974 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:47" (1/1) ... [2023-11-19 03:38:48,085 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 772 [2023-11-19 03:38:48,085 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:38:48,086 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:38:48,086 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:38:48,086 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:38:48,097 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:47" (1/1) ... [2023-11-19 03:38:48,098 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:47" (1/1) ... [2023-11-19 03:38:48,139 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:47" (1/1) ... [2023-11-19 03:38:48,139 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:47" (1/1) ... [2023-11-19 03:38:48,186 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:47" (1/1) ... [2023-11-19 03:38:48,203 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:47" (1/1) ... [2023-11-19 03:38:48,224 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:47" (1/1) ... [2023-11-19 03:38:48,235 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:47" (1/1) ... [2023-11-19 03:38:48,265 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:38:48,267 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:38:48,267 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:38:48,267 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:38:48,268 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:47" (1/1) ... [2023-11-19 03:38:48,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:38:48,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:38:48,307 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:38:48,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:38:48,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:38:48,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:38:48,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:38:48,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:38:48,554 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:38:48,556 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:38:49,611 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:38:50,774 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:38:50,775 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:38:50,780 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:38:50 BoogieIcfgContainer [2023-11-19 03:38:50,781 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:38:50,783 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:38:50,783 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:38:50,794 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:38:50,795 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:38:50" (1/1) ... [2023-11-19 03:38:50,806 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:38:50,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:50,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-19 03:38:50,882 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-19 03:38:50,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:38:50,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:50,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:51,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:38:51,363 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:38:51,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:38:52,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:38:52,004 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:38:52,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:38:52,288 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 03:38:52,345 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-19 03:38:52,364 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:38:52 ImpRootNode [2023-11-19 03:38:52,365 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:38:52,365 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:38:52,365 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:38:52,366 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:38:52,366 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:38:50" (3/4) ... [2023-11-19 03:38:52,374 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:38:52,375 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:38:52,377 INFO L158 Benchmark]: Toolchain (without parser) took 4983.75ms. Allocated memory was 151.0MB in the beginning and 222.3MB in the end (delta: 71.3MB). Free memory was 109.6MB in the beginning and 167.3MB in the end (delta: -57.7MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2023-11-19 03:38:52,378 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 151.0MB. Free memory is still 119.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:38:52,379 INFO L158 Benchmark]: CACSL2BoogieTranslator took 543.96ms. Allocated memory is still 151.0MB. Free memory was 109.2MB in the beginning and 88.7MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 03:38:52,380 INFO L158 Benchmark]: Boogie Procedure Inliner took 144.70ms. Allocated memory is still 151.0MB. Free memory was 88.7MB in the beginning and 75.6MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:38:52,381 INFO L158 Benchmark]: Boogie Preprocessor took 179.53ms. Allocated memory is still 151.0MB. Free memory was 75.6MB in the beginning and 70.1MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 03:38:52,383 INFO L158 Benchmark]: RCFGBuilder took 2514.24ms. Allocated memory was 151.0MB in the beginning and 222.3MB in the end (delta: 71.3MB). Free memory was 70.1MB in the beginning and 122.2MB in the end (delta: -52.0MB). Peak memory consumption was 91.0MB. Max. memory is 16.1GB. [2023-11-19 03:38:52,384 INFO L158 Benchmark]: CodeCheck took 1581.68ms. Allocated memory is still 222.3MB. Free memory was 122.2MB in the beginning and 167.3MB in the end (delta: -45.1MB). Peak memory consumption was 68.1MB. Max. memory is 16.1GB. [2023-11-19 03:38:52,384 INFO L158 Benchmark]: Witness Printer took 9.81ms. Allocated memory is still 222.3MB. Free memory is still 167.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:38:52,394 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: 1.5s, 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, 0.2s 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 bitwiseOr at line 162, overapproximation of bitwiseAnd at line 147. 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 - 8); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (8 - 1); [L32] const SORT_10 mask_SORT_10 = (SORT_10)-1 >> (sizeof(SORT_10) * 8 - 32); [L33] const SORT_10 msb_SORT_10 = (SORT_10)1 << (32 - 1); [L35] const SORT_32 mask_SORT_32 = (SORT_32)-1 >> (sizeof(SORT_32) * 8 - 4); [L36] const SORT_32 msb_SORT_32 = (SORT_32)1 << (4 - 1); [L38] const SORT_70 mask_SORT_70 = (SORT_70)-1 >> (sizeof(SORT_70) * 8 - 10); [L39] const SORT_70 msb_SORT_70 = (SORT_70)1 << (10 - 1); [L41] const SORT_1 var_7 = 0; [L42] const SORT_10 var_12 = 0; [L43] const SORT_1 var_22 = 1; [L44] const SORT_70 var_71 = 0; [L45] const SORT_10 var_95 = 104; [L46] const SORT_10 var_143 = 1; [L48] SORT_1 input_2; [L49] SORT_3 input_4; [L50] SORT_1 input_5; [L51] SORT_1 input_6; [L52] SORT_1 input_30; [L53] SORT_32 input_33; [L54] SORT_1 input_35; [L55] SORT_32 input_37; [L56] SORT_1 input_39; [L57] SORT_1 input_41; [L58] SORT_1 input_47; [L59] SORT_1 input_49; [L60] SORT_1 input_51; [L61] SORT_3 input_55; [L62] SORT_1 input_58; [L63] SORT_1 input_66; [L64] SORT_1 input_75; [L65] SORT_1 input_77; [L66] SORT_1 input_89; [L67] SORT_1 input_90; [L68] SORT_1 input_91; [L69] SORT_1 input_105; [L70] SORT_1 input_111; [L71] SORT_1 input_117; [L72] SORT_1 input_123; [L73] SORT_1 input_124; [L74] SORT_1 input_125; [L75] SORT_70 input_141; [L77] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L77] SORT_1 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L78] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L78] SORT_1 state_15 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L79] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L79] SORT_1 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L80] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L80] SORT_1 state_28 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L81] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L81] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L82] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L82] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L83] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L83] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L84] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L84] SORT_1 state_60 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L85] SORT_1 state_62 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L86] SORT_1 state_64 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L87] SORT_1 state_68 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L88] EXPR __VERIFIER_nondet_ushort() & mask_SORT_70 [L88] SORT_70 state_72 = __VERIFIER_nondet_ushort() & mask_SORT_70; [L90] SORT_1 init_9_arg_1 = var_7; [L91] state_8 = init_9_arg_1 [L92] SORT_1 init_16_arg_1 = var_7; [L93] state_15 = init_16_arg_1 [L94] SORT_1 init_27_arg_1 = var_7; [L95] state_26 = init_27_arg_1 [L96] SORT_1 init_29_arg_1 = var_7; [L97] state_28 = init_29_arg_1 [L98] SORT_1 init_44_arg_1 = var_7; [L99] state_43 = init_44_arg_1 [L100] SORT_1 init_46_arg_1 = var_7; [L101] state_45 = init_46_arg_1 [L102] SORT_1 init_54_arg_1 = var_22; [L103] state_53 = init_54_arg_1 [L104] SORT_1 init_61_arg_1 = var_7; [L105] state_60 = init_61_arg_1 [L106] SORT_1 init_63_arg_1 = var_7; [L107] state_62 = init_63_arg_1 [L108] SORT_1 init_65_arg_1 = var_7; [L109] state_64 = init_65_arg_1 [L110] SORT_1 init_69_arg_1 = var_7; [L111] state_68 = init_69_arg_1 [L112] SORT_70 init_73_arg_1 = var_71; [L113] state_72 = init_73_arg_1 VAL [init_16_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_54_arg_1=1, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_69_arg_1=0, init_73_arg_1=0, init_9_arg_1=0, mask_SORT_10=4294967295, mask_SORT_1=1, mask_SORT_32=15, mask_SORT_3=255, mask_SORT_70=1023, msb_SORT_10=2147483648, msb_SORT_1=1, msb_SORT_32=8, msb_SORT_3=128, msb_SORT_70=512, state_15=0, state_26=0, state_28=0, state_43=0, state_45=0, state_53=1, state_60=0, state_62=0, state_64=0, state_68=0, state_72=0, state_8=0, var_12=0, var_143=1, var_22=1, var_71=0, var_7=0, var_95=104] [L116] input_2 = __VERIFIER_nondet_uchar() [L117] input_4 = __VERIFIER_nondet_uchar() [L118] input_5 = __VERIFIER_nondet_uchar() [L119] input_6 = __VERIFIER_nondet_uchar() [L120] input_30 = __VERIFIER_nondet_uchar() [L121] input_33 = __VERIFIER_nondet_uchar() [L122] input_35 = __VERIFIER_nondet_uchar() [L123] input_37 = __VERIFIER_nondet_uchar() [L124] input_39 = __VERIFIER_nondet_uchar() [L125] input_41 = __VERIFIER_nondet_uchar() [L126] input_47 = __VERIFIER_nondet_uchar() [L127] input_49 = __VERIFIER_nondet_uchar() [L128] input_51 = __VERIFIER_nondet_uchar() [L129] input_55 = __VERIFIER_nondet_uchar() [L130] input_58 = __VERIFIER_nondet_uchar() [L131] input_66 = __VERIFIER_nondet_uchar() [L132] input_75 = __VERIFIER_nondet_uchar() [L133] input_77 = __VERIFIER_nondet_uchar() [L134] input_89 = __VERIFIER_nondet_uchar() [L135] input_90 = __VERIFIER_nondet_uchar() [L136] input_91 = __VERIFIER_nondet_uchar() [L137] input_105 = __VERIFIER_nondet_uchar() [L138] input_111 = __VERIFIER_nondet_uchar() [L139] input_117 = __VERIFIER_nondet_uchar() [L140] input_123 = __VERIFIER_nondet_uchar() [L141] input_124 = __VERIFIER_nondet_uchar() [L142] input_125 = __VERIFIER_nondet_uchar() [L143] input_141 = __VERIFIER_nondet_ushort() [L146] SORT_1 var_11_arg_0 = state_8; [L147] EXPR var_11_arg_0 & mask_SORT_1 [L147] var_11_arg_0 = var_11_arg_0 & mask_SORT_1 [L148] SORT_10 var_11 = var_11_arg_0; [L149] SORT_10 var_13_arg_0 = var_11; [L150] SORT_10 var_13_arg_1 = var_12; [L151] SORT_1 var_13 = var_13_arg_0 == var_13_arg_1; [L152] SORT_1 var_14_arg_0 = var_13; [L153] SORT_1 var_14 = ~var_14_arg_0; [L154] SORT_1 var_17_arg_0 = state_15; [L155] EXPR var_17_arg_0 & mask_SORT_1 [L155] var_17_arg_0 = var_17_arg_0 & mask_SORT_1 [L156] SORT_10 var_17 = var_17_arg_0; [L157] SORT_10 var_18_arg_0 = var_17; [L158] SORT_10 var_18_arg_1 = var_12; [L159] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L160] SORT_1 var_19_arg_0 = var_14; [L161] SORT_1 var_19_arg_1 = var_18; [L162] EXPR var_19_arg_0 | var_19_arg_1 [L162] SORT_1 var_19 = var_19_arg_0 | var_19_arg_1; [L163] SORT_1 var_23_arg_0 = var_19; [L164] SORT_1 var_23 = ~var_23_arg_0; [L165] SORT_1 var_24_arg_0 = var_22; [L166] SORT_1 var_24_arg_1 = var_23; [L167] EXPR var_24_arg_0 & var_24_arg_1 [L167] SORT_1 var_24 = var_24_arg_0 & var_24_arg_1; [L168] EXPR var_24 & mask_SORT_1 [L168] var_24 = var_24 & mask_SORT_1 [L169] SORT_1 bad_25_arg_0 = var_24; [L170] CALL __VERIFIER_assert(!(bad_25_arg_0)) [L21] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L21] reach_error() VAL [\old(cond)=0, cond=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 151.0MB. Free memory is still 119.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 543.96ms. Allocated memory is still 151.0MB. Free memory was 109.2MB in the beginning and 88.7MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 144.70ms. Allocated memory is still 151.0MB. Free memory was 88.7MB in the beginning and 75.6MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 179.53ms. Allocated memory is still 151.0MB. Free memory was 75.6MB in the beginning and 70.1MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2514.24ms. Allocated memory was 151.0MB in the beginning and 222.3MB in the end (delta: 71.3MB). Free memory was 70.1MB in the beginning and 122.2MB in the end (delta: -52.0MB). Peak memory consumption was 91.0MB. Max. memory is 16.1GB. * CodeCheck took 1581.68ms. Allocated memory is still 222.3MB. Free memory was 122.2MB in the beginning and 167.3MB in the end (delta: -45.1MB). Peak memory consumption was 68.1MB. Max. memory is 16.1GB. * Witness Printer took 9.81ms. Allocated memory is still 222.3MB. Free memory is still 167.3MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 03:38:52,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p14.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL --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 6941340a217c21b00eedda9dba2fb93b4ff9d5189cb3951c1318a65ece342f1e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:38:55,135 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:38:55,266 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-11-19 03:38:55,322 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:38:55,324 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:38:55,325 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:38:55,326 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:38:55,326 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:38:55,327 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:38:55,333 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:38:55,333 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:38:55,334 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:38:55,334 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:38:55,336 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:38:55,337 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:38:55,337 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:38:55,338 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:38:55,338 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:38:55,339 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:38:55,340 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:38:55,341 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:38:55,342 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:38:55,342 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:38:55,343 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:38:55,343 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:38:55,344 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:38:55,344 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:38:55,345 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:38:55,345 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:38:55,345 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:38:55,347 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:38:55,347 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:38:55,347 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:38:55,348 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:38:55,348 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6941340a217c21b00eedda9dba2fb93b4ff9d5189cb3951c1318a65ece342f1e [2023-11-19 03:38:55,785 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:38:55,806 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:38:55,809 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:38:55,810 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:38:55,811 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:38:55,812 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p14.c [2023-11-19 03:38:58,899 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:38:59,214 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:38:59,214 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p14.c [2023-11-19 03:38:59,228 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/data/660d7237f/10bcdff20e8d49d29526ec44926e8c20/FLAGdf698241b [2023-11-19 03:38:59,243 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/data/660d7237f/10bcdff20e8d49d29526ec44926e8c20 [2023-11-19 03:38:59,246 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:38:59,248 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:38:59,250 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:38:59,250 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:38:59,255 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:38:59,256 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:38:59" (1/1) ... [2023-11-19 03:38:59,257 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65b13d6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:59, skipping insertion in model container [2023-11-19 03:38:59,258 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:38:59" (1/1) ... [2023-11-19 03:38:59,321 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:38:59,491 WARN L240 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_b9e4d5ec-db24-4b3d-a773-5c3236889601/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p14.c[1266,1279] [2023-11-19 03:38:59,657 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:38:59,671 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:38:59,683 WARN L240 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_b9e4d5ec-db24-4b3d-a773-5c3236889601/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p14.c[1266,1279] [2023-11-19 03:38:59,737 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:38:59,753 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:38:59,753 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:59 WrapperNode [2023-11-19 03:38:59,754 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:38:59,755 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:38:59,755 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:38:59,755 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:38:59,764 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:59" (1/1) ... [2023-11-19 03:38:59,782 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:59" (1/1) ... [2023-11-19 03:38:59,825 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 452 [2023-11-19 03:38:59,825 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:38:59,826 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:38:59,826 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:38:59,826 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:38:59,836 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:59" (1/1) ... [2023-11-19 03:38:59,836 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:59" (1/1) ... [2023-11-19 03:38:59,848 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:59" (1/1) ... [2023-11-19 03:38:59,848 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:59" (1/1) ... [2023-11-19 03:38:59,864 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:59" (1/1) ... [2023-11-19 03:38:59,868 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:59" (1/1) ... [2023-11-19 03:38:59,887 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:59" (1/1) ... [2023-11-19 03:38:59,891 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:59" (1/1) ... [2023-11-19 03:38:59,897 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:38:59,898 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:38:59,898 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:38:59,899 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:38:59,899 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:59" (1/1) ... [2023-11-19 03:38:59,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:38:59,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:38:59,945 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:38:59,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:38:59,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:38:59,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:38:59,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:38:59,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:39:00,286 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:39:00,296 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:39:00,803 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:39:00,883 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:39:00,883 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:39:00,888 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:39:00 BoogieIcfgContainer [2023-11-19 03:39:00,888 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:39:00,890 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:39:00,891 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:39:00,902 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:39:00,902 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:39:00" (1/1) ... [2023-11-19 03:39:00,914 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:39:00,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:00,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-19 03:39:00,992 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-19 03:39:00,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:39:00,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:00,997 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:39:00,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:39:01,000 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:39:01,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:39:01,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:01,302 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:39:01,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:01,378 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 03:39:01,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:01,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:01,593 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:39:01,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-19 03:39:01,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:01,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-11-19 03:39:01,728 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-11-19 03:39:01,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:39:01,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:01,729 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:39:01,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:39:01,731 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:39:01,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-19 03:39:02,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:02,104 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:39:02,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:02,241 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-19 03:39:02,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:02,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:02,507 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:39:02,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-19 03:39:03,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:03,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 11 states and 17 transitions. [2023-11-19 03:39:03,023 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 17 transitions. [2023-11-19 03:39:03,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:39:03,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:03,024 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:39:03,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:39:03,029 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:39:03,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-19 03:39:03,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:03,518 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:39:03,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:03,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 533 conjuncts, 41 conjunts are in the unsatisfiable core [2023-11-19 03:39:03,700 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:04,089 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:04,094 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:39:04,101 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-19 03:39:04,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:04,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 14 states and 24 transitions. [2023-11-19 03:39:04,816 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 24 transitions. [2023-11-19 03:39:04,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:39:04,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:04,819 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:39:04,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:39:04,820 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:39:04,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-19 03:39:05,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:05,454 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:39:05,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:05,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 761 conjuncts, 62 conjunts are in the unsatisfiable core [2023-11-19 03:39:05,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:06,257 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:06,264 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:39:06,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-19 03:39:07,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:07,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 17 states and 31 transitions. [2023-11-19 03:39:07,028 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 31 transitions. [2023-11-19 03:39:07,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:39:07,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:07,029 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:39:07,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:39:07,030 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:39:07,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-19 03:39:07,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:07,844 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:39:08,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:08,145 INFO L262 TraceCheckSpWp]: Trace formula consists of 989 conjuncts, 104 conjunts are in the unsatisfiable core [2023-11-19 03:39:08,157 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:09,081 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:09,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-19 03:39:10,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:10,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 20 states and 40 transitions. [2023-11-19 03:39:10,106 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 40 transitions. [2023-11-19 03:39:10,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:39:10,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:10,107 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:39:10,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:39:10,109 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:39:10,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-19 03:39:11,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:11,008 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:39:11,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:11,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 1217 conjuncts, 147 conjunts are in the unsatisfiable core [2023-11-19 03:39:11,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:12,801 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:12,810 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-19 03:39:14,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:14,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 26 states and 58 transitions. [2023-11-19 03:39:14,968 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 58 transitions. [2023-11-19 03:39:14,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:39:14,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:14,970 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:39:14,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:39:14,978 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:39:14,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-19 03:39:16,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:16,020 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:39:16,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:16,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 1445 conjuncts, 204 conjunts are in the unsatisfiable core [2023-11-19 03:39:16,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:39:18,274 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:18,283 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (8)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:39:18,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-11-19 03:39:19,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:19,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2023-11-19 03:39:19,696 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2023-11-19 03:39:19,696 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:39:19,696 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2023-11-19 03:39:19,704 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-19 03:39:19,799 INFO L560 CodeCheckObserver]: Invariant with dag size 26 [2023-11-19 03:39:19,806 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:39:19 ImpRootNode [2023-11-19 03:39:19,806 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:39:19,806 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:39:19,807 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:39:19,807 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:39:19,808 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:39:00" (3/4) ... [2023-11-19 03:39:19,810 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:39:19,824 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-19 03:39:19,825 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-19 03:39:19,827 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 03:39:19,828 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:39:20,028 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:39:20,029 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:39:20,030 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:39:20,030 INFO L158 Benchmark]: Toolchain (without parser) took 20782.66ms. Allocated memory was 113.2MB in the beginning and 343.9MB in the end (delta: 230.7MB). Free memory was 88.0MB in the beginning and 311.2MB in the end (delta: -223.2MB). Peak memory consumption was 203.9MB. Max. memory is 16.1GB. [2023-11-19 03:39:20,031 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:39:20,032 INFO L158 Benchmark]: CACSL2BoogieTranslator took 504.46ms. Allocated memory is still 113.2MB. Free memory was 87.8MB in the beginning and 68.2MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 03:39:20,033 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.49ms. Allocated memory is still 113.2MB. Free memory was 68.2MB in the beginning and 64.4MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:39:20,036 INFO L158 Benchmark]: Boogie Preprocessor took 71.42ms. Allocated memory is still 113.2MB. Free memory was 64.4MB in the beginning and 61.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:39:20,037 INFO L158 Benchmark]: RCFGBuilder took 990.61ms. Allocated memory is still 113.2MB. Free memory was 61.9MB in the beginning and 50.5MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:39:20,038 INFO L158 Benchmark]: CodeCheck took 18915.99ms. Allocated memory was 113.2MB in the beginning and 343.9MB in the end (delta: 230.7MB). Free memory was 50.5MB in the beginning and 124.0MB in the end (delta: -73.5MB). Peak memory consumption was 159.8MB. Max. memory is 16.1GB. [2023-11-19 03:39:20,039 INFO L158 Benchmark]: Witness Printer took 223.37ms. Allocated memory is still 343.9MB. Free memory was 124.0MB in the beginning and 311.2MB in the end (delta: -187.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 03:39:20,042 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: 18.8s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 166 SdHoareTripleChecker+Valid, 4.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 97 mSDsluCounter, 7 SdHoareTripleChecker+Invalid, 3.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 78 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 589 IncrementalHoareTripleChecker+Invalid, 667 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 78 mSolverCounterUnsat, 7 mSDtfsCounter, 589 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1034 GetRequests, 925 SyntacticMatches, 29 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2347 ImplicationChecksByTransitivity, 6.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.6s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 5.7s InterpolantComputationTime, 91 NumberOfCodeBlocks, 91 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 84 ConstructedInterpolants, 0 QuantifiedInterpolants, 1436 SizeOfPredicates, 532 NumberOfNonLiveVariables, 5327 ConjunctsInSsa, 606 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 0/147 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: 114]: Loop Invariant Derived loop invariant: (((((((((((1 == mask_SORT_1) && (0 == state_64)) && (state_8 == 0)) && (0 == state_43)) && (var_7 == 0)) && (0 == state_28)) && (1 == state_53)) && (0 == state_62)) && (0 == state_15)) && (0 == state_60)) && (var_12 == 0)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 504.46ms. Allocated memory is still 113.2MB. Free memory was 87.8MB in the beginning and 68.2MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.49ms. Allocated memory is still 113.2MB. Free memory was 68.2MB in the beginning and 64.4MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.42ms. Allocated memory is still 113.2MB. Free memory was 64.4MB in the beginning and 61.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 990.61ms. Allocated memory is still 113.2MB. Free memory was 61.9MB in the beginning and 50.5MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 18915.99ms. Allocated memory was 113.2MB in the beginning and 343.9MB in the end (delta: 230.7MB). Free memory was 50.5MB in the beginning and 124.0MB in the end (delta: -73.5MB). Peak memory consumption was 159.8MB. Max. memory is 16.1GB. * Witness Printer took 223.37ms. Allocated memory is still 343.9MB. Free memory was 124.0MB in the beginning and 311.2MB in the end (delta: -187.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 03:39:20,082 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9e4d5ec-db24-4b3d-a773-5c3236889601/bin/ukojak-verify-G8NBE6pJGL/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 Writing output log to file Ultimate.log Result: TRUE