./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9 --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 6556ff515d0922dbe3a06bc5063ec9f60439b7c3554b3a4149c1075ac229d4f7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:13:08,885 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:13:08,953 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-03 03:13:08,957 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:13:08,957 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:13:08,979 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:13:08,980 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:13:08,980 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:13:08,981 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:13:08,982 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:13:08,982 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:13:08,983 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:13:08,983 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:13:08,984 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:13:08,984 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:13:08,985 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:13:08,985 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:13:08,986 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:13:08,986 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:13:08,987 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:13:08,987 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:13:08,988 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:13:08,989 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:13:08,989 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:13:08,990 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:13:08,990 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:13:08,990 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:13:08,991 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:13:08,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:13:08,992 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:13:08,992 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_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6556ff515d0922dbe3a06bc5063ec9f60439b7c3554b3a4149c1075ac229d4f7 [2023-12-03 03:13:09,196 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:13:09,216 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:13:09,219 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:13:09,220 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:13:09,220 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:13:09,221 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c [2023-12-03 03:13:11,944 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:13:12,106 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:13:12,107 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c [2023-12-03 03:13:12,114 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/data/975bf9a8d/c6cf6d1b585a4f9695c2d0def0dd56a0/FLAG6c8b1d424 [2023-12-03 03:13:12,126 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/data/975bf9a8d/c6cf6d1b585a4f9695c2d0def0dd56a0 [2023-12-03 03:13:12,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:13:12,130 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:13:12,132 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:13:12,132 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:13:12,136 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:13:12,136 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:13:12" (1/1) ... [2023-12-03 03:13:12,137 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cead849 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:13:12, skipping insertion in model container [2023-12-03 03:13:12,137 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:13:12" (1/1) ... [2023-12-03 03:13:12,157 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:13:12,273 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_f808a52b-42de-44e1-8447-307cba9c910c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c[1247,1260] [2023-12-03 03:13:12,308 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:13:12,319 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:13:12,329 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_f808a52b-42de-44e1-8447-307cba9c910c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c[1247,1260] [2023-12-03 03:13:12,349 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:13:12,361 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:13:12,362 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:13:12 WrapperNode [2023-12-03 03:13:12,362 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:13:12,363 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:13:12,363 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:13:12,363 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:13:12,369 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:13:12" (1/1) ... [2023-12-03 03:13:12,377 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:13:12" (1/1) ... [2023-12-03 03:13:12,420 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 162 [2023-12-03 03:13:12,420 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:13:12,421 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:13:12,421 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:13:12,422 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:13:12,430 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:13:12" (1/1) ... [2023-12-03 03:13:12,430 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:13:12" (1/1) ... [2023-12-03 03:13:12,434 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:13:12" (1/1) ... [2023-12-03 03:13:12,435 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:13:12" (1/1) ... [2023-12-03 03:13:12,447 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:13:12" (1/1) ... [2023-12-03 03:13:12,451 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:13:12" (1/1) ... [2023-12-03 03:13:12,454 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:13:12" (1/1) ... [2023-12-03 03:13:12,456 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:13:12" (1/1) ... [2023-12-03 03:13:12,462 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:13:12,463 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:13:12,463 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:13:12,463 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:13:12,464 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:13:12" (1/1) ... [2023-12-03 03:13:12,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:13:12,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:13:12,493 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:13:12,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:13:12,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:13:12,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:13:12,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:13:12,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:13:12,604 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:13:12,605 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:13:12,863 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:13:13,027 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:13:13,027 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 03:13:13,029 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:13:13 BoogieIcfgContainer [2023-12-03 03:13:13,029 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:13:13,030 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:13:13,030 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:13:13,038 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:13:13,038 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:13:13" (1/1) ... [2023-12-03 03:13:13,045 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:13:13,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:13,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 03:13:13,089 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 03:13:13,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 03:13:13,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:13,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:13,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:13:13,217 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:13:13,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:13:13,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:13:13,353 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:13:13,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:13:13,406 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 03:13:13,428 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 03:13:13,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:13:13 ImpRootNode [2023-12-03 03:13:13,432 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:13:13,432 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:13:13,432 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:13:13,433 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:13:13,433 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:13:13" (3/4) ... [2023-12-03 03:13:13,435 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 03:13:13,436 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:13:13,437 INFO L158 Benchmark]: Toolchain (without parser) took 1306.79ms. Allocated memory is still 151.0MB. Free memory was 99.1MB in the beginning and 79.0MB in the end (delta: 20.1MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2023-12-03 03:13:13,438 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 107.0MB. Free memory is still 60.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:13:13,438 INFO L158 Benchmark]: CACSL2BoogieTranslator took 230.78ms. Allocated memory is still 151.0MB. Free memory was 99.1MB in the beginning and 87.0MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 03:13:13,439 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.60ms. Allocated memory is still 151.0MB. Free memory was 87.0MB in the beginning and 83.3MB in the end (delta: 3.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:13:13,440 INFO L158 Benchmark]: Boogie Preprocessor took 40.89ms. Allocated memory is still 151.0MB. Free memory was 83.3MB in the beginning and 81.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:13:13,440 INFO L158 Benchmark]: RCFGBuilder took 566.35ms. Allocated memory is still 151.0MB. Free memory was 81.5MB in the beginning and 99.2MB in the end (delta: -17.8MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. [2023-12-03 03:13:13,441 INFO L158 Benchmark]: CodeCheck took 401.68ms. Allocated memory is still 151.0MB. Free memory was 99.2MB in the beginning and 79.7MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 03:13:13,442 INFO L158 Benchmark]: Witness Printer took 4.17ms. Allocated memory is still 151.0MB. Free memory was 79.7MB in the beginning and 79.0MB in the end (delta: 665.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:13:13,445 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: 0.4s, 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 63. 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_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 5); [L30] const SORT_4 msb_SORT_4 = (SORT_4)1 << (5 - 1); [L32] const SORT_19 mask_SORT_19 = (SORT_19)-1 >> (sizeof(SORT_19) * 8 - 32); [L33] const SORT_19 msb_SORT_19 = (SORT_19)1 << (32 - 1); [L35] const SORT_4 var_5 = 0; [L36] const SORT_4 var_8 = 6; [L37] const SORT_1 var_14 = 1; [L38] const SORT_19 var_21 = 2; [L40] SORT_1 input_2; [L41] SORT_1 input_3; [L43] EXPR __VERIFIER_nondet_uchar() & mask_SORT_4 [L43] SORT_4 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_4; [L44] EXPR __VERIFIER_nondet_uchar() & mask_SORT_4 [L44] SORT_4 state_9 = __VERIFIER_nondet_uchar() & mask_SORT_4; [L46] SORT_4 init_7_arg_1 = var_5; [L47] state_6 = init_7_arg_1 [L48] SORT_4 init_10_arg_1 = var_8; [L49] state_9 = init_10_arg_1 VAL [init_10_arg_1=6, init_7_arg_1=0, mask_SORT_19=4294967295, mask_SORT_1=1, mask_SORT_4=31, msb_SORT_19=2147483648, msb_SORT_1=1, msb_SORT_4=16, state_6=0, state_9=6, var_14=1, var_21=2, var_5=0, var_8=6] [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_11_arg_0 = state_6; [L57] SORT_4 var_11_arg_1 = state_9; [L58] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L59] SORT_1 var_15_arg_0 = var_11; [L60] SORT_1 var_15 = ~var_15_arg_0; [L61] SORT_1 var_16_arg_0 = var_14; [L62] SORT_1 var_16_arg_1 = var_15; [L63] EXPR var_16_arg_0 & var_16_arg_1 [L63] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L64] EXPR var_16 & mask_SORT_1 [L64] var_16 = var_16 & mask_SORT_1 [L65] SORT_1 bad_17_arg_0 = var_16; [L66] CALL __VERIFIER_assert(!(bad_17_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 0.15ms. Allocated memory is still 107.0MB. Free memory is still 60.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 230.78ms. Allocated memory is still 151.0MB. Free memory was 99.1MB in the beginning and 87.0MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.60ms. Allocated memory is still 151.0MB. Free memory was 87.0MB in the beginning and 83.3MB in the end (delta: 3.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.89ms. Allocated memory is still 151.0MB. Free memory was 83.3MB in the beginning and 81.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 566.35ms. Allocated memory is still 151.0MB. Free memory was 81.5MB in the beginning and 99.2MB in the end (delta: -17.8MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. * CodeCheck took 401.68ms. Allocated memory is still 151.0MB. Free memory was 99.2MB in the beginning and 79.7MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 4.17ms. Allocated memory is still 151.0MB. Free memory was 79.7MB in the beginning and 79.0MB in the end (delta: 665.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 03:13:13,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/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_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9 --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 6556ff515d0922dbe3a06bc5063ec9f60439b7c3554b3a4149c1075ac229d4f7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:13:15,397 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:13:15,473 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-03 03:13:15,504 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:13:15,505 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:13:15,505 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:13:15,506 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:13:15,507 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:13:15,507 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:13:15,508 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:13:15,508 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:13:15,509 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:13:15,509 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:13:15,510 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:13:15,510 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:13:15,510 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:13:15,511 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:13:15,511 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:13:15,512 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:13:15,512 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:13:15,513 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:13:15,513 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:13:15,514 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:13:15,514 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:13:15,515 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:13:15,515 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:13:15,516 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:13:15,516 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:13:15,517 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:13:15,517 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:13:15,517 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:13:15,518 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:13:15,518 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:13:15,518 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:13:15,519 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_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6556ff515d0922dbe3a06bc5063ec9f60439b7c3554b3a4149c1075ac229d4f7 [2023-12-03 03:13:15,788 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:13:15,808 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:13:15,811 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:13:15,812 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:13:15,812 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:13:15,813 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c [2023-12-03 03:13:18,620 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:13:18,821 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:13:18,821 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c [2023-12-03 03:13:18,830 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/data/f9fb304b7/ebcc93ea3cc74dc58c58e367e12cb122/FLAG011c9ad1d [2023-12-03 03:13:18,842 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/data/f9fb304b7/ebcc93ea3cc74dc58c58e367e12cb122 [2023-12-03 03:13:18,844 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:13:18,846 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:13:18,847 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:13:18,847 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:13:18,850 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:13:18,851 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:13:18" (1/1) ... [2023-12-03 03:13:18,852 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b4755f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:13:18, skipping insertion in model container [2023-12-03 03:13:18,853 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:13:18" (1/1) ... [2023-12-03 03:13:18,873 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:13:18,985 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_f808a52b-42de-44e1-8447-307cba9c910c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c[1247,1260] [2023-12-03 03:13:19,016 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:13:19,026 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:13:19,036 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_f808a52b-42de-44e1-8447-307cba9c910c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.synabs2.c[1247,1260] [2023-12-03 03:13:19,053 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:13:19,066 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:13:19,066 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:13:19 WrapperNode [2023-12-03 03:13:19,066 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:13:19,067 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:13:19,067 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:13:19,067 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:13:19,072 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:13:19" (1/1) ... [2023-12-03 03:13:19,080 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:13:19" (1/1) ... [2023-12-03 03:13:19,098 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 82 [2023-12-03 03:13:19,099 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:13:19,099 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:13:19,100 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:13:19,100 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:13:19,106 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:13:19" (1/1) ... [2023-12-03 03:13:19,106 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:13:19" (1/1) ... [2023-12-03 03:13:19,110 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:13:19" (1/1) ... [2023-12-03 03:13:19,110 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:13:19" (1/1) ... [2023-12-03 03:13:19,117 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:13:19" (1/1) ... [2023-12-03 03:13:19,121 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:13:19" (1/1) ... [2023-12-03 03:13:19,122 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:13:19" (1/1) ... [2023-12-03 03:13:19,124 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:13:19" (1/1) ... [2023-12-03 03:13:19,127 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:13:19,128 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:13:19,128 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:13:19,128 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:13:19,129 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:13:19" (1/1) ... [2023-12-03 03:13:19,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:13:19,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:13:19,173 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:13:19,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:13:19,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:13:19,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:13:19,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:13:19,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:13:19,310 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:13:19,312 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:13:19,445 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:13:19,479 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:13:19,479 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 03:13:19,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:13:19 BoogieIcfgContainer [2023-12-03 03:13:19,481 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:13:19,482 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:13:19,482 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:13:19,491 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:13:19,492 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:13:19" (1/1) ... [2023-12-03 03:13:19,500 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:13:19,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:19,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 03:13:19,551 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 03:13:19,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 03:13:19,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:19,554 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:13:19,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:13:19,556 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:13:19,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 03:13:19,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:19,657 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:13:19,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:19,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 03:13:19,693 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:19,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:13:19,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 03:13:19,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:19,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-12-03 03:13:19,983 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-12-03 03:13:19,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 03:13:19,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:19,984 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:13:19,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:13:19,985 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:13:19,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 03:13:20,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:20,112 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:13:20,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:20,145 WARN L260 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-03 03:13:20,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:20,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:13:20,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 03:13:20,498 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 03:13:20,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:20,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2023-12-03 03:13:20,927 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2023-12-03 03:13:20,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 03:13:20,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:20,930 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:13:20,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:13:20,931 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:13:20,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 03:13:21,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:21,054 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:13:21,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:21,094 WARN L260 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 59 conjunts are in the unsatisfiable core [2023-12-03 03:13:21,107 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:21,490 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:13:21,493 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 03:13:21,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 03:13:22,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:22,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2023-12-03 03:13:22,085 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2023-12-03 03:13:22,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 03:13:22,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:22,086 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:13:22,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:13:22,087 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:13:22,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 03:13:22,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:22,198 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:13:22,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:22,246 WARN L260 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 77 conjunts are in the unsatisfiable core [2023-12-03 03:13:22,250 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:22,623 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:13:22,625 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 03:13:22,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-03 03:13:23,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:23,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 20 states and 31 transitions. [2023-12-03 03:13:23,376 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 31 transitions. [2023-12-03 03:13:23,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 03:13:23,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:23,377 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:13:23,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:13:23,378 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:13:23,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 03:13:23,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:23,499 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:13:23,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:23,546 WARN L260 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 95 conjunts are in the unsatisfiable core [2023-12-03 03:13:23,550 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:24,062 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:13:24,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-03 03:13:24,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:24,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 24 states and 38 transitions. [2023-12-03 03:13:24,903 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2023-12-03 03:13:24,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 03:13:24,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:24,904 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:13:24,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:13:24,905 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:13:24,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-03 03:13:25,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:25,034 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:13:25,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:25,091 WARN L260 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 113 conjunts are in the unsatisfiable core [2023-12-03 03:13:25,094 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:25,633 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:13:25,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-03 03:13:26,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:26,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 28 states and 45 transitions. [2023-12-03 03:13:26,450 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 45 transitions. [2023-12-03 03:13:26,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 03:13:26,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:26,451 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:13:26,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:13:26,452 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:13:26,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-03 03:13:26,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:26,582 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:13:26,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:26,635 WARN L260 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 131 conjunts are in the unsatisfiable core [2023-12-03 03:13:26,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:27,109 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:13:27,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-03 03:13:28,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:28,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 52 transitions. [2023-12-03 03:13:28,281 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2023-12-03 03:13:28,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 03:13:28,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:28,282 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:13:28,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:13:28,283 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:13:28,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-12-03 03:13:28,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:28,436 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:13:28,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:28,492 WARN L260 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 149 conjunts are in the unsatisfiable core [2023-12-03 03:13:28,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:29,056 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:13:29,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-12-03 03:13:30,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:30,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 59 transitions. [2023-12-03 03:13:30,302 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2023-12-03 03:13:30,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 03:13:30,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:30,303 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:13:30,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:13:30,304 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:13:30,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-12-03 03:13:30,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:30,478 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:13:30,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:30,547 WARN L260 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 167 conjunts are in the unsatisfiable core [2023-12-03 03:13:30,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:31,220 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:13:31,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2023-12-03 03:13:31,223 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 03:13:32,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:32,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 40 states and 66 transitions. [2023-12-03 03:13:32,741 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2023-12-03 03:13:32,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 03:13:32,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:32,742 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:13:32,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:13:32,743 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:13:32,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-12-03 03:13:32,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:32,940 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:13:33,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:33,009 WARN L260 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 185 conjunts are in the unsatisfiable core [2023-12-03 03:13:33,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:33,732 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:13:33,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2023-12-03 03:13:35,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:35,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 44 states and 73 transitions. [2023-12-03 03:13:35,412 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 73 transitions. [2023-12-03 03:13:35,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 03:13:35,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:35,413 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:13:35,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:13:35,414 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:13:35,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2023-12-03 03:13:35,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:35,616 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:13:35,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:35,712 WARN L260 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 203 conjunts are in the unsatisfiable core [2023-12-03 03:13:35,720 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:36,503 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:13:36,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2023-12-03 03:13:38,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:38,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 48 states and 80 transitions. [2023-12-03 03:13:38,262 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 80 transitions. [2023-12-03 03:13:38,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 03:13:38,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:38,263 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:13:38,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:13:38,264 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:13:38,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2023-12-03 03:13:38,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:38,461 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:13:38,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:38,554 WARN L260 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 221 conjunts are in the unsatisfiable core [2023-12-03 03:13:38,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:39,406 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:13:39,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2023-12-03 03:13:41,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:41,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 52 states and 87 transitions. [2023-12-03 03:13:41,505 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 87 transitions. [2023-12-03 03:13:41,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 03:13:41,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:41,506 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:13:41,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:13:41,507 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:13:41,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2023-12-03 03:13:41,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:41,741 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:13:41,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:41,837 WARN L260 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 239 conjunts are in the unsatisfiable core [2023-12-03 03:13:41,842 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:42,747 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:13:42,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2023-12-03 03:13:45,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:45,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 56 states and 94 transitions. [2023-12-03 03:13:45,016 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 94 transitions. [2023-12-03 03:13:45,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 03:13:45,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:45,017 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:13:45,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:13:45,018 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:13:45,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2023-12-03 03:13:45,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:13:45,309 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:13:45,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:13:45,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:13:45,791 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:13:45,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:13:45,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2023-12-03 03:13:45,927 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 14 iterations. [2023-12-03 03:13:46,000 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 03:13:46,000 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 03:13:46,000 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 03:13:46,001 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 03:13:46,001 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 03:13:46,001 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 03:13:46,001 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 03:13:46,001 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 03:13:46,001 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 03:13:46,001 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 03:13:46,002 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 03:13:46,002 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 03:13:46,002 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 03:13:46,002 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 03:13:46,024 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:13:46 ImpRootNode [2023-12-03 03:13:46,024 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:13:46,025 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:13:46,025 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:13:46,025 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:13:46,026 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:13:19" (3/4) ... [2023-12-03 03:13:46,027 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-12-03 03:13:46,049 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 03:13:46,050 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 03:13:46,050 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 03:13:46,050 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 03:13:46,050 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 03:13:46,050 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 03:13:46,050 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 03:13:46,050 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 03:13:46,051 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 03:13:46,051 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 03:13:46,051 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 03:13:46,051 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 03:13:46,051 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 03:13:46,051 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 03:13:46,158 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 03:13:46,159 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:13:46,159 INFO L158 Benchmark]: Toolchain (without parser) took 27313.66ms. Allocated memory was 79.7MB in the beginning and 268.4MB in the end (delta: 188.7MB). Free memory was 56.2MB in the beginning and 158.5MB in the end (delta: -102.3MB). Peak memory consumption was 87.9MB. Max. memory is 16.1GB. [2023-12-03 03:13:46,160 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory was 55.4MB in the beginning and 55.3MB in the end (delta: 150.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:13:46,160 INFO L158 Benchmark]: CACSL2BoogieTranslator took 219.59ms. Allocated memory is still 79.7MB. Free memory was 56.0MB in the beginning and 44.1MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 03:13:46,160 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.02ms. Allocated memory is still 79.7MB. Free memory was 44.1MB in the beginning and 42.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:13:46,161 INFO L158 Benchmark]: Boogie Preprocessor took 27.52ms. Allocated memory is still 79.7MB. Free memory was 42.2MB in the beginning and 40.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:13:46,161 INFO L158 Benchmark]: RCFGBuilder took 353.49ms. Allocated memory is still 79.7MB. Free memory was 40.9MB in the beginning and 46.5MB in the end (delta: -5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:13:46,162 INFO L158 Benchmark]: CodeCheck took 26542.66ms. Allocated memory was 79.7MB in the beginning and 268.4MB in the end (delta: 188.7MB). Free memory was 46.5MB in the beginning and 171.3MB in the end (delta: -124.8MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB. [2023-12-03 03:13:46,162 INFO L158 Benchmark]: Witness Printer took 133.62ms. Allocated memory is still 268.4MB. Free memory was 171.3MB in the beginning and 158.5MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 03:13:46,164 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: 26.4s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 787 SdHoareTripleChecker+Valid, 8.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 676 mSDsluCounter, 13 SdHoareTripleChecker+Invalid, 7.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 1001 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2873 IncrementalHoareTripleChecker+Invalid, 3874 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1001 mSolverCounterUnsat, 13 mSDtfsCounter, 2873 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2973 GetRequests, 2603 SyntacticMatches, 198 SemanticMatches, 172 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12836 ImplicationChecksByTransitivity, 14.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 7.5s InterpolantComputationTime, 329 NumberOfCodeBlocks, 329 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 273 ConstructedInterpolants, 0 QuantifiedInterpolants, 4010 SizeOfPredicates, 1529 NumberOfNonLiveVariables, 2847 ConjunctsInSsa, 1698 ConjunctsInUnsatCore, 13 InterpolantComputations, 1 PerfectInterpolantSequences, 0/1014 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 - CounterExampleResult [Line: 21]: a call to reach_error is reachable a call to reach_error is reachable We found a 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_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 5); [L30] const SORT_4 msb_SORT_4 = (SORT_4)1 << (5 - 1); [L32] const SORT_19 mask_SORT_19 = (SORT_19)-1 >> (sizeof(SORT_19) * 8 - 32); [L33] const SORT_19 msb_SORT_19 = (SORT_19)1 << (32 - 1); [L35] const SORT_4 var_5 = 0; [L36] const SORT_4 var_8 = 6; [L37] const SORT_1 var_14 = 1; [L38] const SORT_19 var_21 = 2; [L40] SORT_1 input_2; [L41] SORT_1 input_3; [L43] SORT_4 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_4; [L44] SORT_4 state_9 = __VERIFIER_nondet_uchar() & mask_SORT_4; [L46] SORT_4 init_7_arg_1 = var_5; [L47] state_6 = init_7_arg_1 [L48] SORT_4 init_10_arg_1 = var_8; [L49] state_9 = init_10_arg_1 VAL [init_10_arg_1=6, init_7_arg_1=0, mask_SORT_19=4294967295, mask_SORT_1=1, mask_SORT_4=31, msb_SORT_19=2147483648, msb_SORT_1=1, msb_SORT_4=16, state_6=0, state_9=6, var_14=1, var_21=2, var_5=0, var_8=6] [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_11_arg_0 = state_6; [L57] SORT_4 var_11_arg_1 = state_9; [L58] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L59] SORT_1 var_15_arg_0 = var_11; [L60] SORT_1 var_15 = ~var_15_arg_0; [L61] SORT_1 var_16_arg_0 = var_14; [L62] SORT_1 var_16_arg_1 = var_15; [L63] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L64] var_16 = var_16 & mask_SORT_1 [L65] SORT_1 bad_17_arg_0 = var_16; [L66] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L66] RET __VERIFIER_assert(!(bad_17_arg_0)) [L68] SORT_4 var_20_arg_0 = state_6; [L69] var_20_arg_0 = var_20_arg_0 & mask_SORT_4 [L70] SORT_19 var_20 = var_20_arg_0; [L71] SORT_19 var_22_arg_0 = var_20; [L72] SORT_19 var_22_arg_1 = var_21; [L73] SORT_19 var_22 = var_22_arg_0 + var_22_arg_1; [L74] SORT_19 var_23_arg_0 = var_22; [L75] SORT_4 var_23 = var_23_arg_0 >> 0; [L76] var_23 = var_23 & mask_SORT_4 [L77] SORT_4 next_24_arg_1 = var_23; [L78] SORT_4 var_25_arg_0 = state_9; [L79] var_25_arg_0 = var_25_arg_0 & mask_SORT_4 [L80] SORT_19 var_25 = var_25_arg_0; [L81] SORT_19 var_26_arg_0 = var_25; [L82] SORT_19 var_26_arg_1 = var_21; [L83] SORT_19 var_26 = var_26_arg_0 + var_26_arg_1; [L84] SORT_19 var_27_arg_0 = var_26; [L85] SORT_4 var_27 = var_27_arg_0 >> 0; [L86] var_27 = var_27 & mask_SORT_4 [L87] SORT_4 next_28_arg_1 = var_27; [L89] state_6 = next_24_arg_1 [L90] state_9 = next_28_arg_1 VAL [bad_17_arg_0=0, init_10_arg_1=6, init_7_arg_1=0, mask_SORT_19=4294967295, mask_SORT_1=1, mask_SORT_4=31, msb_SORT_19=2147483648, msb_SORT_1=1, msb_SORT_4=16, next_24_arg_1=2, next_28_arg_1=8, state_6=2, state_9=8, var_11=1, var_11_arg_0=0, var_11_arg_1=6, var_14=1, var_15=254, var_15_arg_0=1, var_16=0, var_16_arg_0=1, var_16_arg_1=254, var_20=0, var_20_arg_0=0, var_21=2, var_22=2, var_22_arg_0=0, var_22_arg_1=2, var_23=2, var_23_arg_0=2, var_25=6, var_25_arg_0=6, var_26=8, var_26_arg_0=6, var_26_arg_1=2, var_27=8, var_27_arg_0=8, var_5=0, var_8=6] [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_11_arg_0 = state_6; [L57] SORT_4 var_11_arg_1 = state_9; [L58] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L59] SORT_1 var_15_arg_0 = var_11; [L60] SORT_1 var_15 = ~var_15_arg_0; [L61] SORT_1 var_16_arg_0 = var_14; [L62] SORT_1 var_16_arg_1 = var_15; [L63] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L64] var_16 = var_16 & mask_SORT_1 [L65] SORT_1 bad_17_arg_0 = var_16; [L66] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L66] RET __VERIFIER_assert(!(bad_17_arg_0)) [L68] SORT_4 var_20_arg_0 = state_6; [L69] var_20_arg_0 = var_20_arg_0 & mask_SORT_4 [L70] SORT_19 var_20 = var_20_arg_0; [L71] SORT_19 var_22_arg_0 = var_20; [L72] SORT_19 var_22_arg_1 = var_21; [L73] SORT_19 var_22 = var_22_arg_0 + var_22_arg_1; [L74] SORT_19 var_23_arg_0 = var_22; [L75] SORT_4 var_23 = var_23_arg_0 >> 0; [L76] var_23 = var_23 & mask_SORT_4 [L77] SORT_4 next_24_arg_1 = var_23; [L78] SORT_4 var_25_arg_0 = state_9; [L79] var_25_arg_0 = var_25_arg_0 & mask_SORT_4 [L80] SORT_19 var_25 = var_25_arg_0; [L81] SORT_19 var_26_arg_0 = var_25; [L82] SORT_19 var_26_arg_1 = var_21; [L83] SORT_19 var_26 = var_26_arg_0 + var_26_arg_1; [L84] SORT_19 var_27_arg_0 = var_26; [L85] SORT_4 var_27 = var_27_arg_0 >> 0; [L86] var_27 = var_27 & mask_SORT_4 [L87] SORT_4 next_28_arg_1 = var_27; [L89] state_6 = next_24_arg_1 [L90] state_9 = next_28_arg_1 VAL [bad_17_arg_0=0, init_10_arg_1=6, init_7_arg_1=0, mask_SORT_19=4294967295, mask_SORT_1=1, mask_SORT_4=31, msb_SORT_19=2147483648, msb_SORT_1=1, msb_SORT_4=16, next_24_arg_1=4, next_28_arg_1=10, state_6=4, state_9=10, var_11=1, var_11_arg_0=2, var_11_arg_1=8, var_14=1, var_15=254, var_15_arg_0=1, var_16=0, var_16_arg_0=1, var_16_arg_1=254, var_20=2, var_20_arg_0=2, var_21=2, var_22=4, var_22_arg_0=2, var_22_arg_1=2, var_23=4, var_23_arg_0=4, var_25=8, var_25_arg_0=8, var_26=10, var_26_arg_0=8, var_26_arg_1=2, var_27=10, var_27_arg_0=10, var_5=0, var_8=6] [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_11_arg_0 = state_6; [L57] SORT_4 var_11_arg_1 = state_9; [L58] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L59] SORT_1 var_15_arg_0 = var_11; [L60] SORT_1 var_15 = ~var_15_arg_0; [L61] SORT_1 var_16_arg_0 = var_14; [L62] SORT_1 var_16_arg_1 = var_15; [L63] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L64] var_16 = var_16 & mask_SORT_1 [L65] SORT_1 bad_17_arg_0 = var_16; [L66] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L66] RET __VERIFIER_assert(!(bad_17_arg_0)) [L68] SORT_4 var_20_arg_0 = state_6; [L69] var_20_arg_0 = var_20_arg_0 & mask_SORT_4 [L70] SORT_19 var_20 = var_20_arg_0; [L71] SORT_19 var_22_arg_0 = var_20; [L72] SORT_19 var_22_arg_1 = var_21; [L73] SORT_19 var_22 = var_22_arg_0 + var_22_arg_1; [L74] SORT_19 var_23_arg_0 = var_22; [L75] SORT_4 var_23 = var_23_arg_0 >> 0; [L76] var_23 = var_23 & mask_SORT_4 [L77] SORT_4 next_24_arg_1 = var_23; [L78] SORT_4 var_25_arg_0 = state_9; [L79] var_25_arg_0 = var_25_arg_0 & mask_SORT_4 [L80] SORT_19 var_25 = var_25_arg_0; [L81] SORT_19 var_26_arg_0 = var_25; [L82] SORT_19 var_26_arg_1 = var_21; [L83] SORT_19 var_26 = var_26_arg_0 + var_26_arg_1; [L84] SORT_19 var_27_arg_0 = var_26; [L85] SORT_4 var_27 = var_27_arg_0 >> 0; [L86] var_27 = var_27 & mask_SORT_4 [L87] SORT_4 next_28_arg_1 = var_27; [L89] state_6 = next_24_arg_1 [L90] state_9 = next_28_arg_1 VAL [bad_17_arg_0=0, init_10_arg_1=6, init_7_arg_1=0, mask_SORT_19=4294967295, mask_SORT_1=1, mask_SORT_4=31, msb_SORT_19=2147483648, msb_SORT_1=1, msb_SORT_4=16, next_24_arg_1=6, next_28_arg_1=12, state_6=6, state_9=12, var_11=1, var_11_arg_0=4, var_11_arg_1=10, var_14=1, var_15=254, var_15_arg_0=1, var_16=0, var_16_arg_0=1, var_16_arg_1=254, var_20=4, var_20_arg_0=4, var_21=2, var_22=6, var_22_arg_0=4, var_22_arg_1=2, var_23=6, var_23_arg_0=6, var_25=10, var_25_arg_0=10, var_26=12, var_26_arg_0=10, var_26_arg_1=2, var_27=12, var_27_arg_0=12, var_5=0, var_8=6] [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_11_arg_0 = state_6; [L57] SORT_4 var_11_arg_1 = state_9; [L58] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L59] SORT_1 var_15_arg_0 = var_11; [L60] SORT_1 var_15 = ~var_15_arg_0; [L61] SORT_1 var_16_arg_0 = var_14; [L62] SORT_1 var_16_arg_1 = var_15; [L63] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L64] var_16 = var_16 & mask_SORT_1 [L65] SORT_1 bad_17_arg_0 = var_16; [L66] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L66] RET __VERIFIER_assert(!(bad_17_arg_0)) [L68] SORT_4 var_20_arg_0 = state_6; [L69] var_20_arg_0 = var_20_arg_0 & mask_SORT_4 [L70] SORT_19 var_20 = var_20_arg_0; [L71] SORT_19 var_22_arg_0 = var_20; [L72] SORT_19 var_22_arg_1 = var_21; [L73] SORT_19 var_22 = var_22_arg_0 + var_22_arg_1; [L74] SORT_19 var_23_arg_0 = var_22; [L75] SORT_4 var_23 = var_23_arg_0 >> 0; [L76] var_23 = var_23 & mask_SORT_4 [L77] SORT_4 next_24_arg_1 = var_23; [L78] SORT_4 var_25_arg_0 = state_9; [L79] var_25_arg_0 = var_25_arg_0 & mask_SORT_4 [L80] SORT_19 var_25 = var_25_arg_0; [L81] SORT_19 var_26_arg_0 = var_25; [L82] SORT_19 var_26_arg_1 = var_21; [L83] SORT_19 var_26 = var_26_arg_0 + var_26_arg_1; [L84] SORT_19 var_27_arg_0 = var_26; [L85] SORT_4 var_27 = var_27_arg_0 >> 0; [L86] var_27 = var_27 & mask_SORT_4 [L87] SORT_4 next_28_arg_1 = var_27; [L89] state_6 = next_24_arg_1 [L90] state_9 = next_28_arg_1 VAL [bad_17_arg_0=0, init_10_arg_1=6, init_7_arg_1=0, mask_SORT_19=4294967295, mask_SORT_1=1, mask_SORT_4=31, msb_SORT_19=2147483648, msb_SORT_1=1, msb_SORT_4=16, next_24_arg_1=8, next_28_arg_1=14, state_6=8, state_9=14, var_11=1, var_11_arg_0=6, var_11_arg_1=12, var_14=1, var_15=254, var_15_arg_0=1, var_16=0, var_16_arg_0=1, var_16_arg_1=254, var_20=6, var_20_arg_0=6, var_21=2, var_22=8, var_22_arg_0=6, var_22_arg_1=2, var_23=8, var_23_arg_0=8, var_25=12, var_25_arg_0=12, var_26=14, var_26_arg_0=12, var_26_arg_1=2, var_27=14, var_27_arg_0=14, var_5=0, var_8=6] [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_11_arg_0 = state_6; [L57] SORT_4 var_11_arg_1 = state_9; [L58] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L59] SORT_1 var_15_arg_0 = var_11; [L60] SORT_1 var_15 = ~var_15_arg_0; [L61] SORT_1 var_16_arg_0 = var_14; [L62] SORT_1 var_16_arg_1 = var_15; [L63] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L64] var_16 = var_16 & mask_SORT_1 [L65] SORT_1 bad_17_arg_0 = var_16; [L66] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L66] RET __VERIFIER_assert(!(bad_17_arg_0)) [L68] SORT_4 var_20_arg_0 = state_6; [L69] var_20_arg_0 = var_20_arg_0 & mask_SORT_4 [L70] SORT_19 var_20 = var_20_arg_0; [L71] SORT_19 var_22_arg_0 = var_20; [L72] SORT_19 var_22_arg_1 = var_21; [L73] SORT_19 var_22 = var_22_arg_0 + var_22_arg_1; [L74] SORT_19 var_23_arg_0 = var_22; [L75] SORT_4 var_23 = var_23_arg_0 >> 0; [L76] var_23 = var_23 & mask_SORT_4 [L77] SORT_4 next_24_arg_1 = var_23; [L78] SORT_4 var_25_arg_0 = state_9; [L79] var_25_arg_0 = var_25_arg_0 & mask_SORT_4 [L80] SORT_19 var_25 = var_25_arg_0; [L81] SORT_19 var_26_arg_0 = var_25; [L82] SORT_19 var_26_arg_1 = var_21; [L83] SORT_19 var_26 = var_26_arg_0 + var_26_arg_1; [L84] SORT_19 var_27_arg_0 = var_26; [L85] SORT_4 var_27 = var_27_arg_0 >> 0; [L86] var_27 = var_27 & mask_SORT_4 [L87] SORT_4 next_28_arg_1 = var_27; [L89] state_6 = next_24_arg_1 [L90] state_9 = next_28_arg_1 VAL [bad_17_arg_0=0, init_10_arg_1=6, init_7_arg_1=0, mask_SORT_19=4294967295, mask_SORT_1=1, mask_SORT_4=31, msb_SORT_19=2147483648, msb_SORT_1=1, msb_SORT_4=16, next_24_arg_1=10, next_28_arg_1=16, state_6=10, state_9=16, var_11=1, var_11_arg_0=8, var_11_arg_1=14, var_14=1, var_15=254, var_15_arg_0=1, var_16=0, var_16_arg_0=1, var_16_arg_1=254, var_20=8, var_20_arg_0=8, var_21=2, var_22=10, var_22_arg_0=8, var_22_arg_1=2, var_23=10, var_23_arg_0=10, var_25=14, var_25_arg_0=14, var_26=16, var_26_arg_0=14, var_26_arg_1=2, var_27=16, var_27_arg_0=16, var_5=0, var_8=6] [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_11_arg_0 = state_6; [L57] SORT_4 var_11_arg_1 = state_9; [L58] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L59] SORT_1 var_15_arg_0 = var_11; [L60] SORT_1 var_15 = ~var_15_arg_0; [L61] SORT_1 var_16_arg_0 = var_14; [L62] SORT_1 var_16_arg_1 = var_15; [L63] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L64] var_16 = var_16 & mask_SORT_1 [L65] SORT_1 bad_17_arg_0 = var_16; [L66] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L66] RET __VERIFIER_assert(!(bad_17_arg_0)) [L68] SORT_4 var_20_arg_0 = state_6; [L69] var_20_arg_0 = var_20_arg_0 & mask_SORT_4 [L70] SORT_19 var_20 = var_20_arg_0; [L71] SORT_19 var_22_arg_0 = var_20; [L72] SORT_19 var_22_arg_1 = var_21; [L73] SORT_19 var_22 = var_22_arg_0 + var_22_arg_1; [L74] SORT_19 var_23_arg_0 = var_22; [L75] SORT_4 var_23 = var_23_arg_0 >> 0; [L76] var_23 = var_23 & mask_SORT_4 [L77] SORT_4 next_24_arg_1 = var_23; [L78] SORT_4 var_25_arg_0 = state_9; [L79] var_25_arg_0 = var_25_arg_0 & mask_SORT_4 [L80] SORT_19 var_25 = var_25_arg_0; [L81] SORT_19 var_26_arg_0 = var_25; [L82] SORT_19 var_26_arg_1 = var_21; [L83] SORT_19 var_26 = var_26_arg_0 + var_26_arg_1; [L84] SORT_19 var_27_arg_0 = var_26; [L85] SORT_4 var_27 = var_27_arg_0 >> 0; [L86] var_27 = var_27 & mask_SORT_4 [L87] SORT_4 next_28_arg_1 = var_27; [L89] state_6 = next_24_arg_1 [L90] state_9 = next_28_arg_1 VAL [bad_17_arg_0=0, init_10_arg_1=6, init_7_arg_1=0, mask_SORT_19=4294967295, mask_SORT_1=1, mask_SORT_4=31, msb_SORT_19=2147483648, msb_SORT_1=1, msb_SORT_4=16, next_24_arg_1=12, next_28_arg_1=18, state_6=12, state_9=18, var_11=1, var_11_arg_0=10, var_11_arg_1=16, var_14=1, var_15=254, var_15_arg_0=1, var_16=0, var_16_arg_0=1, var_16_arg_1=254, var_20=10, var_20_arg_0=10, var_21=2, var_22=12, var_22_arg_0=10, var_22_arg_1=2, var_23=12, var_23_arg_0=12, var_25=16, var_25_arg_0=16, var_26=18, var_26_arg_0=16, var_26_arg_1=2, var_27=18, var_27_arg_0=18, var_5=0, var_8=6] [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_11_arg_0 = state_6; [L57] SORT_4 var_11_arg_1 = state_9; [L58] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L59] SORT_1 var_15_arg_0 = var_11; [L60] SORT_1 var_15 = ~var_15_arg_0; [L61] SORT_1 var_16_arg_0 = var_14; [L62] SORT_1 var_16_arg_1 = var_15; [L63] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L64] var_16 = var_16 & mask_SORT_1 [L65] SORT_1 bad_17_arg_0 = var_16; [L66] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L66] RET __VERIFIER_assert(!(bad_17_arg_0)) [L68] SORT_4 var_20_arg_0 = state_6; [L69] var_20_arg_0 = var_20_arg_0 & mask_SORT_4 [L70] SORT_19 var_20 = var_20_arg_0; [L71] SORT_19 var_22_arg_0 = var_20; [L72] SORT_19 var_22_arg_1 = var_21; [L73] SORT_19 var_22 = var_22_arg_0 + var_22_arg_1; [L74] SORT_19 var_23_arg_0 = var_22; [L75] SORT_4 var_23 = var_23_arg_0 >> 0; [L76] var_23 = var_23 & mask_SORT_4 [L77] SORT_4 next_24_arg_1 = var_23; [L78] SORT_4 var_25_arg_0 = state_9; [L79] var_25_arg_0 = var_25_arg_0 & mask_SORT_4 [L80] SORT_19 var_25 = var_25_arg_0; [L81] SORT_19 var_26_arg_0 = var_25; [L82] SORT_19 var_26_arg_1 = var_21; [L83] SORT_19 var_26 = var_26_arg_0 + var_26_arg_1; [L84] SORT_19 var_27_arg_0 = var_26; [L85] SORT_4 var_27 = var_27_arg_0 >> 0; [L86] var_27 = var_27 & mask_SORT_4 [L87] SORT_4 next_28_arg_1 = var_27; [L89] state_6 = next_24_arg_1 [L90] state_9 = next_28_arg_1 VAL [bad_17_arg_0=0, init_10_arg_1=6, init_7_arg_1=0, mask_SORT_19=4294967295, mask_SORT_1=1, mask_SORT_4=31, msb_SORT_19=2147483648, msb_SORT_1=1, msb_SORT_4=16, next_24_arg_1=14, next_28_arg_1=20, state_6=14, state_9=20, var_11=1, var_11_arg_0=12, var_11_arg_1=18, var_14=1, var_15=254, var_15_arg_0=1, var_16=0, var_16_arg_0=1, var_16_arg_1=254, var_20=12, var_20_arg_0=12, var_21=2, var_22=14, var_22_arg_0=12, var_22_arg_1=2, var_23=14, var_23_arg_0=14, var_25=18, var_25_arg_0=18, var_26=20, var_26_arg_0=18, var_26_arg_1=2, var_27=20, var_27_arg_0=20, var_5=0, var_8=6] [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_11_arg_0 = state_6; [L57] SORT_4 var_11_arg_1 = state_9; [L58] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L59] SORT_1 var_15_arg_0 = var_11; [L60] SORT_1 var_15 = ~var_15_arg_0; [L61] SORT_1 var_16_arg_0 = var_14; [L62] SORT_1 var_16_arg_1 = var_15; [L63] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L64] var_16 = var_16 & mask_SORT_1 [L65] SORT_1 bad_17_arg_0 = var_16; [L66] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L66] RET __VERIFIER_assert(!(bad_17_arg_0)) [L68] SORT_4 var_20_arg_0 = state_6; [L69] var_20_arg_0 = var_20_arg_0 & mask_SORT_4 [L70] SORT_19 var_20 = var_20_arg_0; [L71] SORT_19 var_22_arg_0 = var_20; [L72] SORT_19 var_22_arg_1 = var_21; [L73] SORT_19 var_22 = var_22_arg_0 + var_22_arg_1; [L74] SORT_19 var_23_arg_0 = var_22; [L75] SORT_4 var_23 = var_23_arg_0 >> 0; [L76] var_23 = var_23 & mask_SORT_4 [L77] SORT_4 next_24_arg_1 = var_23; [L78] SORT_4 var_25_arg_0 = state_9; [L79] var_25_arg_0 = var_25_arg_0 & mask_SORT_4 [L80] SORT_19 var_25 = var_25_arg_0; [L81] SORT_19 var_26_arg_0 = var_25; [L82] SORT_19 var_26_arg_1 = var_21; [L83] SORT_19 var_26 = var_26_arg_0 + var_26_arg_1; [L84] SORT_19 var_27_arg_0 = var_26; [L85] SORT_4 var_27 = var_27_arg_0 >> 0; [L86] var_27 = var_27 & mask_SORT_4 [L87] SORT_4 next_28_arg_1 = var_27; [L89] state_6 = next_24_arg_1 [L90] state_9 = next_28_arg_1 VAL [bad_17_arg_0=0, init_10_arg_1=6, init_7_arg_1=0, mask_SORT_19=4294967295, mask_SORT_1=1, mask_SORT_4=31, msb_SORT_19=2147483648, msb_SORT_1=1, msb_SORT_4=16, next_24_arg_1=16, next_28_arg_1=22, state_6=16, state_9=22, var_11=1, var_11_arg_0=14, var_11_arg_1=20, var_14=1, var_15=254, var_15_arg_0=1, var_16=0, var_16_arg_0=1, var_16_arg_1=254, var_20=14, var_20_arg_0=14, var_21=2, var_22=16, var_22_arg_0=14, var_22_arg_1=2, var_23=16, var_23_arg_0=16, var_25=20, var_25_arg_0=20, var_26=22, var_26_arg_0=20, var_26_arg_1=2, var_27=22, var_27_arg_0=22, var_5=0, var_8=6] [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_11_arg_0 = state_6; [L57] SORT_4 var_11_arg_1 = state_9; [L58] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L59] SORT_1 var_15_arg_0 = var_11; [L60] SORT_1 var_15 = ~var_15_arg_0; [L61] SORT_1 var_16_arg_0 = var_14; [L62] SORT_1 var_16_arg_1 = var_15; [L63] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L64] var_16 = var_16 & mask_SORT_1 [L65] SORT_1 bad_17_arg_0 = var_16; [L66] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L66] RET __VERIFIER_assert(!(bad_17_arg_0)) [L68] SORT_4 var_20_arg_0 = state_6; [L69] var_20_arg_0 = var_20_arg_0 & mask_SORT_4 [L70] SORT_19 var_20 = var_20_arg_0; [L71] SORT_19 var_22_arg_0 = var_20; [L72] SORT_19 var_22_arg_1 = var_21; [L73] SORT_19 var_22 = var_22_arg_0 + var_22_arg_1; [L74] SORT_19 var_23_arg_0 = var_22; [L75] SORT_4 var_23 = var_23_arg_0 >> 0; [L76] var_23 = var_23 & mask_SORT_4 [L77] SORT_4 next_24_arg_1 = var_23; [L78] SORT_4 var_25_arg_0 = state_9; [L79] var_25_arg_0 = var_25_arg_0 & mask_SORT_4 [L80] SORT_19 var_25 = var_25_arg_0; [L81] SORT_19 var_26_arg_0 = var_25; [L82] SORT_19 var_26_arg_1 = var_21; [L83] SORT_19 var_26 = var_26_arg_0 + var_26_arg_1; [L84] SORT_19 var_27_arg_0 = var_26; [L85] SORT_4 var_27 = var_27_arg_0 >> 0; [L86] var_27 = var_27 & mask_SORT_4 [L87] SORT_4 next_28_arg_1 = var_27; [L89] state_6 = next_24_arg_1 [L90] state_9 = next_28_arg_1 VAL [bad_17_arg_0=0, init_10_arg_1=6, init_7_arg_1=0, mask_SORT_19=4294967295, mask_SORT_1=1, mask_SORT_4=31, msb_SORT_19=2147483648, msb_SORT_1=1, msb_SORT_4=16, next_24_arg_1=18, next_28_arg_1=24, state_6=18, state_9=24, var_11=1, var_11_arg_0=16, var_11_arg_1=22, var_14=1, var_15=254, var_15_arg_0=1, var_16=0, var_16_arg_0=1, var_16_arg_1=254, var_20=16, var_20_arg_0=16, var_21=2, var_22=18, var_22_arg_0=16, var_22_arg_1=2, var_23=18, var_23_arg_0=18, var_25=22, var_25_arg_0=22, var_26=24, var_26_arg_0=22, var_26_arg_1=2, var_27=24, var_27_arg_0=24, var_5=0, var_8=6] [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_11_arg_0 = state_6; [L57] SORT_4 var_11_arg_1 = state_9; [L58] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L59] SORT_1 var_15_arg_0 = var_11; [L60] SORT_1 var_15 = ~var_15_arg_0; [L61] SORT_1 var_16_arg_0 = var_14; [L62] SORT_1 var_16_arg_1 = var_15; [L63] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L64] var_16 = var_16 & mask_SORT_1 [L65] SORT_1 bad_17_arg_0 = var_16; [L66] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L66] RET __VERIFIER_assert(!(bad_17_arg_0)) [L68] SORT_4 var_20_arg_0 = state_6; [L69] var_20_arg_0 = var_20_arg_0 & mask_SORT_4 [L70] SORT_19 var_20 = var_20_arg_0; [L71] SORT_19 var_22_arg_0 = var_20; [L72] SORT_19 var_22_arg_1 = var_21; [L73] SORT_19 var_22 = var_22_arg_0 + var_22_arg_1; [L74] SORT_19 var_23_arg_0 = var_22; [L75] SORT_4 var_23 = var_23_arg_0 >> 0; [L76] var_23 = var_23 & mask_SORT_4 [L77] SORT_4 next_24_arg_1 = var_23; [L78] SORT_4 var_25_arg_0 = state_9; [L79] var_25_arg_0 = var_25_arg_0 & mask_SORT_4 [L80] SORT_19 var_25 = var_25_arg_0; [L81] SORT_19 var_26_arg_0 = var_25; [L82] SORT_19 var_26_arg_1 = var_21; [L83] SORT_19 var_26 = var_26_arg_0 + var_26_arg_1; [L84] SORT_19 var_27_arg_0 = var_26; [L85] SORT_4 var_27 = var_27_arg_0 >> 0; [L86] var_27 = var_27 & mask_SORT_4 [L87] SORT_4 next_28_arg_1 = var_27; [L89] state_6 = next_24_arg_1 [L90] state_9 = next_28_arg_1 VAL [bad_17_arg_0=0, init_10_arg_1=6, init_7_arg_1=0, mask_SORT_19=4294967295, mask_SORT_1=1, mask_SORT_4=31, msb_SORT_19=2147483648, msb_SORT_1=1, msb_SORT_4=16, next_24_arg_1=20, next_28_arg_1=26, state_6=20, state_9=26, var_11=1, var_11_arg_0=18, var_11_arg_1=24, var_14=1, var_15=254, var_15_arg_0=1, var_16=0, var_16_arg_0=1, var_16_arg_1=254, var_20=18, var_20_arg_0=18, var_21=2, var_22=20, var_22_arg_0=18, var_22_arg_1=2, var_23=20, var_23_arg_0=20, var_25=24, var_25_arg_0=24, var_26=26, var_26_arg_0=24, var_26_arg_1=2, var_27=26, var_27_arg_0=26, var_5=0, var_8=6] [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_11_arg_0 = state_6; [L57] SORT_4 var_11_arg_1 = state_9; [L58] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L59] SORT_1 var_15_arg_0 = var_11; [L60] SORT_1 var_15 = ~var_15_arg_0; [L61] SORT_1 var_16_arg_0 = var_14; [L62] SORT_1 var_16_arg_1 = var_15; [L63] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L64] var_16 = var_16 & mask_SORT_1 [L65] SORT_1 bad_17_arg_0 = var_16; [L66] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L66] RET __VERIFIER_assert(!(bad_17_arg_0)) [L68] SORT_4 var_20_arg_0 = state_6; [L69] var_20_arg_0 = var_20_arg_0 & mask_SORT_4 [L70] SORT_19 var_20 = var_20_arg_0; [L71] SORT_19 var_22_arg_0 = var_20; [L72] SORT_19 var_22_arg_1 = var_21; [L73] SORT_19 var_22 = var_22_arg_0 + var_22_arg_1; [L74] SORT_19 var_23_arg_0 = var_22; [L75] SORT_4 var_23 = var_23_arg_0 >> 0; [L76] var_23 = var_23 & mask_SORT_4 [L77] SORT_4 next_24_arg_1 = var_23; [L78] SORT_4 var_25_arg_0 = state_9; [L79] var_25_arg_0 = var_25_arg_0 & mask_SORT_4 [L80] SORT_19 var_25 = var_25_arg_0; [L81] SORT_19 var_26_arg_0 = var_25; [L82] SORT_19 var_26_arg_1 = var_21; [L83] SORT_19 var_26 = var_26_arg_0 + var_26_arg_1; [L84] SORT_19 var_27_arg_0 = var_26; [L85] SORT_4 var_27 = var_27_arg_0 >> 0; [L86] var_27 = var_27 & mask_SORT_4 [L87] SORT_4 next_28_arg_1 = var_27; [L89] state_6 = next_24_arg_1 [L90] state_9 = next_28_arg_1 VAL [bad_17_arg_0=0, init_10_arg_1=6, init_7_arg_1=0, mask_SORT_19=4294967295, mask_SORT_1=1, mask_SORT_4=31, msb_SORT_19=2147483648, msb_SORT_1=1, msb_SORT_4=16, next_24_arg_1=22, next_28_arg_1=28, state_6=22, state_9=28, var_11=1, var_11_arg_0=20, var_11_arg_1=26, var_14=1, var_15=254, var_15_arg_0=1, var_16=0, var_16_arg_0=1, var_16_arg_1=254, var_20=20, var_20_arg_0=20, var_21=2, var_22=22, var_22_arg_0=20, var_22_arg_1=2, var_23=22, var_23_arg_0=22, var_25=26, var_25_arg_0=26, var_26=28, var_26_arg_0=26, var_26_arg_1=2, var_27=28, var_27_arg_0=28, var_5=0, var_8=6] [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_11_arg_0 = state_6; [L57] SORT_4 var_11_arg_1 = state_9; [L58] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L59] SORT_1 var_15_arg_0 = var_11; [L60] SORT_1 var_15 = ~var_15_arg_0; [L61] SORT_1 var_16_arg_0 = var_14; [L62] SORT_1 var_16_arg_1 = var_15; [L63] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L64] var_16 = var_16 & mask_SORT_1 [L65] SORT_1 bad_17_arg_0 = var_16; [L66] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L66] RET __VERIFIER_assert(!(bad_17_arg_0)) [L68] SORT_4 var_20_arg_0 = state_6; [L69] var_20_arg_0 = var_20_arg_0 & mask_SORT_4 [L70] SORT_19 var_20 = var_20_arg_0; [L71] SORT_19 var_22_arg_0 = var_20; [L72] SORT_19 var_22_arg_1 = var_21; [L73] SORT_19 var_22 = var_22_arg_0 + var_22_arg_1; [L74] SORT_19 var_23_arg_0 = var_22; [L75] SORT_4 var_23 = var_23_arg_0 >> 0; [L76] var_23 = var_23 & mask_SORT_4 [L77] SORT_4 next_24_arg_1 = var_23; [L78] SORT_4 var_25_arg_0 = state_9; [L79] var_25_arg_0 = var_25_arg_0 & mask_SORT_4 [L80] SORT_19 var_25 = var_25_arg_0; [L81] SORT_19 var_26_arg_0 = var_25; [L82] SORT_19 var_26_arg_1 = var_21; [L83] SORT_19 var_26 = var_26_arg_0 + var_26_arg_1; [L84] SORT_19 var_27_arg_0 = var_26; [L85] SORT_4 var_27 = var_27_arg_0 >> 0; [L86] var_27 = var_27 & mask_SORT_4 [L87] SORT_4 next_28_arg_1 = var_27; [L89] state_6 = next_24_arg_1 [L90] state_9 = next_28_arg_1 VAL [bad_17_arg_0=0, init_10_arg_1=6, init_7_arg_1=0, mask_SORT_19=4294967295, mask_SORT_1=1, mask_SORT_4=31, msb_SORT_19=2147483648, msb_SORT_1=1, msb_SORT_4=16, next_24_arg_1=24, next_28_arg_1=30, state_6=24, state_9=30, var_11=1, var_11_arg_0=22, var_11_arg_1=28, var_14=1, var_15=254, var_15_arg_0=1, var_16=0, var_16_arg_0=1, var_16_arg_1=254, var_20=22, var_20_arg_0=22, var_21=2, var_22=24, var_22_arg_0=22, var_22_arg_1=2, var_23=24, var_23_arg_0=24, var_25=28, var_25_arg_0=28, var_26=30, var_26_arg_0=28, var_26_arg_1=2, var_27=30, var_27_arg_0=30, var_5=0, var_8=6] [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_11_arg_0 = state_6; [L57] SORT_4 var_11_arg_1 = state_9; [L58] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L59] SORT_1 var_15_arg_0 = var_11; [L60] SORT_1 var_15 = ~var_15_arg_0; [L61] SORT_1 var_16_arg_0 = var_14; [L62] SORT_1 var_16_arg_1 = var_15; [L63] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L64] var_16 = var_16 & mask_SORT_1 [L65] SORT_1 bad_17_arg_0 = var_16; [L66] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L21] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L66] RET __VERIFIER_assert(!(bad_17_arg_0)) [L68] SORT_4 var_20_arg_0 = state_6; [L69] var_20_arg_0 = var_20_arg_0 & mask_SORT_4 [L70] SORT_19 var_20 = var_20_arg_0; [L71] SORT_19 var_22_arg_0 = var_20; [L72] SORT_19 var_22_arg_1 = var_21; [L73] SORT_19 var_22 = var_22_arg_0 + var_22_arg_1; [L74] SORT_19 var_23_arg_0 = var_22; [L75] SORT_4 var_23 = var_23_arg_0 >> 0; [L76] var_23 = var_23 & mask_SORT_4 [L77] SORT_4 next_24_arg_1 = var_23; [L78] SORT_4 var_25_arg_0 = state_9; [L79] var_25_arg_0 = var_25_arg_0 & mask_SORT_4 [L80] SORT_19 var_25 = var_25_arg_0; [L81] SORT_19 var_26_arg_0 = var_25; [L82] SORT_19 var_26_arg_1 = var_21; [L83] SORT_19 var_26 = var_26_arg_0 + var_26_arg_1; [L84] SORT_19 var_27_arg_0 = var_26; [L85] SORT_4 var_27 = var_27_arg_0 >> 0; [L86] var_27 = var_27 & mask_SORT_4 [L87] SORT_4 next_28_arg_1 = var_27; [L89] state_6 = next_24_arg_1 [L90] state_9 = next_28_arg_1 VAL [bad_17_arg_0=0, init_10_arg_1=6, init_7_arg_1=0, mask_SORT_19=4294967295, mask_SORT_1=1, mask_SORT_4=31, msb_SORT_19=2147483648, msb_SORT_1=1, msb_SORT_4=16, next_24_arg_1=26, next_28_arg_1=0, state_6=26, state_9=0, var_11=1, var_11_arg_0=24, var_11_arg_1=30, var_14=1, var_15=254, var_15_arg_0=1, var_16=0, var_16_arg_0=1, var_16_arg_1=254, var_20=24, var_20_arg_0=24, var_21=2, var_22=26, var_22_arg_0=24, var_22_arg_1=2, var_23=26, var_23_arg_0=26, var_25=30, var_25_arg_0=30, var_26=32, var_26_arg_0=30, var_26_arg_1=2, var_27=0, var_27_arg_0=32, var_5=0, var_8=6] [L52] input_2 = __VERIFIER_nondet_uchar() [L53] input_3 = __VERIFIER_nondet_uchar() [L56] SORT_4 var_11_arg_0 = state_6; [L57] SORT_4 var_11_arg_1 = state_9; [L58] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L59] SORT_1 var_15_arg_0 = var_11; [L60] SORT_1 var_15 = ~var_15_arg_0; [L61] SORT_1 var_16_arg_0 = var_14; [L62] SORT_1 var_16_arg_1 = var_15; [L63] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L64] var_16 = var_16 & mask_SORT_1 [L65] SORT_1 bad_17_arg_0 = var_16; [L66] CALL __VERIFIER_assert(!(bad_17_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 0.31ms. Allocated memory is still 79.7MB. Free memory was 55.4MB in the beginning and 55.3MB in the end (delta: 150.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 219.59ms. Allocated memory is still 79.7MB. Free memory was 56.0MB in the beginning and 44.1MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.02ms. Allocated memory is still 79.7MB. Free memory was 44.1MB in the beginning and 42.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.52ms. Allocated memory is still 79.7MB. Free memory was 42.2MB in the beginning and 40.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 353.49ms. Allocated memory is still 79.7MB. Free memory was 40.9MB in the beginning and 46.5MB in the end (delta: -5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * CodeCheck took 26542.66ms. Allocated memory was 79.7MB in the beginning and 268.4MB in the end (delta: 188.7MB). Free memory was 46.5MB in the beginning and 171.3MB in the end (delta: -124.8MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB. * Witness Printer took 133.62ms. Allocated memory is still 268.4MB. Free memory was 171.3MB in the beginning and 158.5MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2023-12-03 03:13:46,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f808a52b-42de-44e1-8447-307cba9c910c/bin/ukojak-verify-Qdu7aM0XO9/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE