./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-acceleration/const_1-2_abstracted.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64abc4d4-e06b-4474-bfcc-16ef6bf5825d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64abc4d4-e06b-4474-bfcc-16ef6bf5825d/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64abc4d4-e06b-4474-bfcc-16ef6bf5825d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64abc4d4-e06b-4474-bfcc-16ef6bf5825d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-acceleration/const_1-2_abstracted.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64abc4d4-e06b-4474-bfcc-16ef6bf5825d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64abc4d4-e06b-4474-bfcc-16ef6bf5825d/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 09fd8ad5e54d1afc3814e92f6e6cffe14c4c03bf07046bb5361cfba68e0dc394 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:27:43,814 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:27:43,898 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64abc4d4-e06b-4474-bfcc-16ef6bf5825d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:27:43,904 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:27:43,909 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:27:43,960 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:27:43,961 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:27:43,964 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:27:43,964 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:27:43,965 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:27:43,965 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:27:43,965 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:27:43,966 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:27:43,969 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:27:43,970 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:27:43,970 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:27:43,982 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:27:43,982 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:27:43,982 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:27:43,983 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:27:43,983 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:27:43,987 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:27:43,987 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:27:43,988 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:27:43,988 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:27:43,988 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:27:43,988 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:27:43,989 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:27:43,989 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:27:43,989 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:27:43,989 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:27:43,990 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:27:43,990 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:27:43,990 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_64abc4d4-e06b-4474-bfcc-16ef6bf5825d/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64abc4d4-e06b-4474-bfcc-16ef6bf5825d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 09fd8ad5e54d1afc3814e92f6e6cffe14c4c03bf07046bb5361cfba68e0dc394 [2024-11-08 22:27:44,287 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:27:44,313 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:27:44,316 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:27:44,317 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:27:44,318 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:27:44,319 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64abc4d4-e06b-4474-bfcc-16ef6bf5825d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/loop-acceleration/const_1-2_abstracted.c Unable to find full path for "g++" [2024-11-08 22:27:46,230 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:27:46,435 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:27:46,436 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64abc4d4-e06b-4474-bfcc-16ef6bf5825d/sv-benchmarks/c/loop-acceleration/const_1-2_abstracted.c [2024-11-08 22:27:46,443 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64abc4d4-e06b-4474-bfcc-16ef6bf5825d/bin/ukojak-verify-ImItNfHLgk/data/9c530406c/3489d4a9851a4903924781330168212f/FLAG8e55d5ad1 [2024-11-08 22:27:46,458 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64abc4d4-e06b-4474-bfcc-16ef6bf5825d/bin/ukojak-verify-ImItNfHLgk/data/9c530406c/3489d4a9851a4903924781330168212f [2024-11-08 22:27:46,461 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:27:46,462 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:27:46,464 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:27:46,464 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:27:46,470 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:27:46,471 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:27:46" (1/1) ... [2024-11-08 22:27:46,472 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3473028d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:46, skipping insertion in model container [2024-11-08 22:27:46,472 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:27:46" (1/1) ... [2024-11-08 22:27:46,492 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:27:46,792 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64abc4d4-e06b-4474-bfcc-16ef6bf5825d/sv-benchmarks/c/loop-acceleration/const_1-2_abstracted.c[739,752] [2024-11-08 22:27:46,808 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:27:46,821 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:27:46,836 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64abc4d4-e06b-4474-bfcc-16ef6bf5825d/sv-benchmarks/c/loop-acceleration/const_1-2_abstracted.c[739,752] [2024-11-08 22:27:46,842 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:27:46,865 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:27:46,866 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:46 WrapperNode [2024-11-08 22:27:46,866 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:27:46,867 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:27:46,867 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:27:46,868 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:27:46,877 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:46" (1/1) ... [2024-11-08 22:27:46,884 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:46" (1/1) ... [2024-11-08 22:27:46,902 INFO L138 Inliner]: procedures = 20, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 30 [2024-11-08 22:27:46,903 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:27:46,904 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:27:46,904 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:27:46,904 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:27:46,913 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:46" (1/1) ... [2024-11-08 22:27:46,914 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:46" (1/1) ... [2024-11-08 22:27:46,915 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:46" (1/1) ... [2024-11-08 22:27:46,915 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:46" (1/1) ... [2024-11-08 22:27:46,919 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:46" (1/1) ... [2024-11-08 22:27:46,921 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:46" (1/1) ... [2024-11-08 22:27:46,923 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:46" (1/1) ... [2024-11-08 22:27:46,924 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:46" (1/1) ... [2024-11-08 22:27:46,925 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:27:46,926 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:27:46,926 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:27:46,926 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:27:46,927 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:46" (1/1) ... [2024-11-08 22:27:46,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:27:46,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64abc4d4-e06b-4474-bfcc-16ef6bf5825d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:27:46,968 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64abc4d4-e06b-4474-bfcc-16ef6bf5825d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:27:46,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64abc4d4-e06b-4474-bfcc-16ef6bf5825d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:27:47,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:27:47,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:27:47,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:27:47,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:27:47,063 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:27:47,065 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:27:47,163 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-08 22:27:47,163 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:27:47,222 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:27:47,222 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:27:47,222 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:27:47 BoogieIcfgContainer [2024-11-08 22:27:47,223 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:27:47,224 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:27:47,224 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:27:47,235 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:27:47,235 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:27:47" (1/1) ... [2024-11-08 22:27:47,245 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:27:47,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:47,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-08 22:27:47,298 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-08 22:27:47,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 22:27:47,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:47,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:27:47,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:27:47,380 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:27:47,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:27:47,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:27:47,435 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:27:47,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:27:47,449 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:27:47,467 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:27:47 ImpRootNode [2024-11-08 22:27:47,467 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:27:47,469 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:27:47,470 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:27:47,471 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:27:47,471 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:27:47" (3/4) ... [2024-11-08 22:27:47,472 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-08 22:27:47,512 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64abc4d4-e06b-4474-bfcc-16ef6bf5825d/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:27:47,513 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:27:47,514 INFO L158 Benchmark]: Toolchain (without parser) took 1051.20ms. Allocated memory was 134.2MB in the beginning and 176.2MB in the end (delta: 41.9MB). Free memory was 72.3MB in the beginning and 111.6MB in the end (delta: -39.3MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. [2024-11-08 22:27:47,514 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 134.2MB. Free memory is still 107.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:27:47,515 INFO L158 Benchmark]: CACSL2BoogieTranslator took 402.21ms. Allocated memory was 134.2MB in the beginning and 176.2MB in the end (delta: 41.9MB). Free memory was 72.1MB in the beginning and 139.6MB in the end (delta: -67.5MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2024-11-08 22:27:47,516 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.84ms. Allocated memory is still 176.2MB. Free memory was 139.6MB in the beginning and 138.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:27:47,516 INFO L158 Benchmark]: Boogie Preprocessor took 21.64ms. Allocated memory is still 176.2MB. Free memory was 138.2MB in the beginning and 137.4MB in the end (delta: 781.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:27:47,517 INFO L158 Benchmark]: RCFGBuilder took 296.89ms. Allocated memory is still 176.2MB. Free memory was 137.4MB in the beginning and 125.6MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:27:47,518 INFO L158 Benchmark]: CodeCheck took 244.00ms. Allocated memory is still 176.2MB. Free memory was 125.6MB in the beginning and 113.8MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:27:47,518 INFO L158 Benchmark]: Witness Printer took 44.42ms. Allocated memory is still 176.2MB. Free memory was 113.8MB in the beginning and 111.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:27:47,522 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, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 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 - CounterExampleResult [Line: 17]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L23] unsigned int x = 1; [L24] unsigned int y = 0; [L27] COND TRUE y < (1024) [L28] long long int y__VERIFIER_LA_tmp0; [L29] y__VERIFIER_LA_tmp0 = y [L30] long long int __VERIFIER_LA_iterations0; [L31] __VERIFIER_LA_iterations0 = (1024 - y__VERIFIER_LA_tmp0) / 1L [L32] unsigned int x__VERIFIER_LA_old_tmp0; [L33] x__VERIFIER_LA_old_tmp0 = x [L34] x = (__VERIFIER_LA_iterations0 * 0L) + (x__VERIFIER_LA_old_tmp0 * 0) + 0 [L35] unsigned int y__VERIFIER_LA_old_tmp0; [L36] y__VERIFIER_LA_old_tmp0 = y [L37] y = (__VERIFIER_LA_iterations0 * 1L) + y__VERIFIER_LA_old_tmp0 [L41] CALL __VERIFIER_assert(x == 1) [L16] COND TRUE !(cond) [L17] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 134.2MB. Free memory is still 107.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 402.21ms. Allocated memory was 134.2MB in the beginning and 176.2MB in the end (delta: 41.9MB). Free memory was 72.1MB in the beginning and 139.6MB in the end (delta: -67.5MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.84ms. Allocated memory is still 176.2MB. Free memory was 139.6MB in the beginning and 138.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.64ms. Allocated memory is still 176.2MB. Free memory was 138.2MB in the beginning and 137.4MB in the end (delta: 781.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 296.89ms. Allocated memory is still 176.2MB. Free memory was 137.4MB in the beginning and 125.6MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 244.00ms. Allocated memory is still 176.2MB. Free memory was 125.6MB in the beginning and 113.8MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 44.42ms. Allocated memory is still 176.2MB. Free memory was 113.8MB in the beginning and 111.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-08 22:27:47,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64abc4d4-e06b-4474-bfcc-16ef6bf5825d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE