./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-52.i --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_845c7408-34c5-4bad-b505-1d1d0a7bb80a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/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_845c7408-34c5-4bad-b505-1d1d0a7bb80a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-52.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/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_845c7408-34c5-4bad-b505-1d1d0a7bb80a/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 cb070cbac56f4132adf0ae0dc3c895d175df689a74443e8769847a39a55ce89b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:34:54,810 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:34:54,901 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:34:54,907 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:34:54,910 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:34:54,959 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:34:54,960 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:34:54,961 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:34:54,962 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:34:54,964 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:34:54,964 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:34:54,965 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:34:54,965 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:34:54,966 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:34:54,968 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:34:54,968 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:34:54,969 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:34:54,969 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:34:54,970 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:34:54,970 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:34:54,970 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:34:54,972 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:34:54,972 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:34:54,976 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:34:54,977 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:34:54,977 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:34:54,977 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:34:54,978 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:34:54,978 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:34:54,979 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:34:54,979 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:34:54,980 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:34:54,993 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:34:54,994 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_845c7408-34c5-4bad-b505-1d1d0a7bb80a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cb070cbac56f4132adf0ae0dc3c895d175df689a74443e8769847a39a55ce89b [2024-11-08 23:34:55,267 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:34:55,298 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:34:55,301 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:34:55,303 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:34:55,303 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:34:55,304 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-52.i Unable to find full path for "g++" [2024-11-08 23:34:57,331 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:34:57,532 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:34:57,533 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-52.i [2024-11-08 23:34:57,545 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/bin/ukojak-verify-ImItNfHLgk/data/f206d2e1b/e97bc599bddb46339625fcc42f2188e8/FLAGf45107384 [2024-11-08 23:34:57,892 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/bin/ukojak-verify-ImItNfHLgk/data/f206d2e1b/e97bc599bddb46339625fcc42f2188e8 [2024-11-08 23:34:57,894 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:34:57,897 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:34:57,900 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:34:57,901 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:34:57,905 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:34:57,906 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:34:57" (1/1) ... [2024-11-08 23:34:57,907 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@447ed3eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:57, skipping insertion in model container [2024-11-08 23:34:57,907 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:34:57" (1/1) ... [2024-11-08 23:34:57,933 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:34:58,125 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_845c7408-34c5-4bad-b505-1d1d0a7bb80a/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-52.i[915,928] [2024-11-08 23:34:58,172 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:34:58,183 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:34:58,194 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_845c7408-34c5-4bad-b505-1d1d0a7bb80a/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-52.i[915,928] [2024-11-08 23:34:58,219 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:34:58,239 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:34:58,240 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:58 WrapperNode [2024-11-08 23:34:58,240 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:34:58,241 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:34:58,241 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:34:58,241 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:34:58,249 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:58" (1/1) ... [2024-11-08 23:34:58,262 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:58" (1/1) ... [2024-11-08 23:34:58,311 INFO L138 Inliner]: procedures = 26, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 111 [2024-11-08 23:34:58,311 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:34:58,312 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:34:58,312 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:34:58,312 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:34:58,323 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:58" (1/1) ... [2024-11-08 23:34:58,323 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:58" (1/1) ... [2024-11-08 23:34:58,326 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:58" (1/1) ... [2024-11-08 23:34:58,326 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:58" (1/1) ... [2024-11-08 23:34:58,334 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:58" (1/1) ... [2024-11-08 23:34:58,337 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:58" (1/1) ... [2024-11-08 23:34:58,339 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:58" (1/1) ... [2024-11-08 23:34:58,341 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:58" (1/1) ... [2024-11-08 23:34:58,344 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:34:58,345 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:34:58,345 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:34:58,346 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:34:58,346 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:58" (1/1) ... [2024-11-08 23:34:58,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:34:58,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:34:58,397 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:34:58,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:34:58,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:34:58,440 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:34:58,440 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:34:58,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:34:58,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:34:58,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:34:58,538 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:34:58,540 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:34:58,900 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-08 23:34:58,901 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:34:59,028 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:34:59,028 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:34:59,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:34:59 BoogieIcfgContainer [2024-11-08 23:34:59,033 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:34:59,034 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:34:59,034 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:34:59,045 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:34:59,045 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:34:59" (1/1) ... [2024-11-08 23:34:59,055 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:34:59,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:59,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2024-11-08 23:34:59,112 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2024-11-08 23:34:59,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-08 23:34:59,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:59,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:59,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:34:59,515 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:34:59,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:34:59,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:34:59,962 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:35:00,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:35:00,076 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:35:00,140 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:35:00 ImpRootNode [2024-11-08 23:35:00,140 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:35:00,141 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:35:00,141 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:35:00,141 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:35:00,142 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:34:59" (3/4) ... [2024-11-08 23:35:00,145 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:35:00,146 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:35:00,147 INFO L158 Benchmark]: Toolchain (without parser) took 2249.79ms. Allocated memory was 157.3MB in the beginning and 222.3MB in the end (delta: 65.0MB). Free memory was 118.3MB in the beginning and 164.3MB in the end (delta: -45.9MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2024-11-08 23:35:00,147 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 157.3MB. Free memory is still 123.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:35:00,148 INFO L158 Benchmark]: CACSL2BoogieTranslator took 339.98ms. Allocated memory is still 157.3MB. Free memory was 118.3MB in the beginning and 103.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:35:00,149 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.30ms. Allocated memory is still 157.3MB. Free memory was 103.6MB in the beginning and 100.5MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:35:00,150 INFO L158 Benchmark]: Boogie Preprocessor took 32.54ms. Allocated memory is still 157.3MB. Free memory was 100.5MB in the beginning and 98.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:35:00,150 INFO L158 Benchmark]: RCFGBuilder took 687.56ms. Allocated memory is still 157.3MB. Free memory was 98.9MB in the beginning and 72.2MB in the end (delta: 26.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-08 23:35:00,151 INFO L158 Benchmark]: CodeCheck took 1106.48ms. Allocated memory was 157.3MB in the beginning and 222.3MB in the end (delta: 65.0MB). Free memory was 72.2MB in the beginning and 165.3MB in the end (delta: -93.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:35:00,152 INFO L158 Benchmark]: Witness Printer took 5.35ms. Allocated memory is still 222.3MB. Free memory was 165.3MB in the beginning and 164.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:35:00,155 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 2 procedures, 39 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, 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, 69 NumberOfCodeBlocks, 69 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: 19]: 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 someBinaryDOUBLEComparisonOperation at line 38. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -4; [L23] double var_1_2 = 255.6; [L24] unsigned char var_1_5 = 1; [L25] unsigned char var_1_6 = 0; [L26] unsigned char var_1_7 = 0; [L27] unsigned char var_1_8 = 0; [L28] unsigned char var_1_9 = 8; [L29] double var_1_10 = 255.2; [L30] unsigned char var_1_11 = 64; [L31] unsigned char var_1_12 = 100; [L32] unsigned char var_1_13 = 32; [L33] unsigned char var_1_14 = 64; [L34] unsigned char var_1_15 = 0; [L96] isInitial = 1 [L97] FCALL initially() [L98] int k_loop; [L99] k_loop = 0 VAL [isInitial=1, k_loop=0, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_2=1278/5, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=8] [L99] COND FALSE !(k_loop < 1) VAL [isInitial=1, k_loop=0, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_2=1278/5, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=8] [L99] COND TRUE k_loop < 1 [L100] FCALL updateLastVariables() [L101] CALL updateVariables() [L60] var_1_2 = __VERIFIER_nondet_double() [L61] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=8] [L62] var_1_6 = __VERIFIER_nondet_uchar() [L63] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_7=0, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_7=0, var_1_8=0, var_1_9=8] [L64] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=8] [L65] var_1_7 = __VERIFIER_nondet_uchar() [L66] CALL assume_abort_if_not(var_1_7 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_7 >= 1) VAL [isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=8] [L67] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=8] [L68] var_1_8 = __VERIFIER_nondet_uchar() [L69] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=1, var_1_9=8] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=1, var_1_9=8] [L70] CALL assume_abort_if_not(var_1_8 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_8 <= 0) VAL [isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=8] [L71] var_1_10 = __VERIFIER_nondet_double() [L72] CALL assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=8] [L73] var_1_11 = __VERIFIER_nondet_uchar() [L74] CALL assume_abort_if_not(var_1_11 >= 63) VAL [\old(cond)=1, isInitial=1, var_1_11=63, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_11 >= 63) VAL [isInitial=1, var_1_11=63, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=8] [L75] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_11=63, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, var_1_11=63, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=8] [L76] var_1_12 = __VERIFIER_nondet_uchar() [L77] CALL assume_abort_if_not(var_1_12 >= 64) VAL [\old(cond)=1, isInitial=1, var_1_11=63, var_1_12=127, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_12 >= 64) VAL [isInitial=1, var_1_11=63, var_1_12=127, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=8] [L78] CALL assume_abort_if_not(var_1_12 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_11=63, var_1_12=127, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_12 <= 127) VAL [isInitial=1, var_1_11=63, var_1_12=127, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=8] [L79] var_1_13 = __VERIFIER_nondet_uchar() [L80] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=63, var_1_12=127, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_11=63, var_1_12=127, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=8] [L81] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_11=63, var_1_12=127, var_1_13=0, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, var_1_11=63, var_1_12=127, var_1_13=0, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=8] [L82] var_1_14 = __VERIFIER_nondet_uchar() [L83] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=63, var_1_12=127, var_1_13=0, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_11=63, var_1_12=127, var_1_13=0, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=8] [L84] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_11=63, var_1_12=127, var_1_13=0, var_1_14=0, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, var_1_11=63, var_1_12=127, var_1_13=0, var_1_14=0, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=8] [L85] var_1_15 = __VERIFIER_nondet_uchar() [L86] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=63, var_1_12=127, var_1_13=0, var_1_14=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_11=63, var_1_12=127, var_1_13=0, var_1_14=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=8] [L87] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_11=63, var_1_12=127, var_1_13=0, var_1_14=0, var_1_15=127, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, var_1_11=63, var_1_12=127, var_1_13=0, var_1_14=0, var_1_15=127, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=8] [L101] RET updateVariables() [L102] CALL step() [L38] COND TRUE (- var_1_2) <= var_1_10 [L39] var_1_9 = ((((((var_1_11 + var_1_12) - var_1_13)) < ((var_1_14 + var_1_15))) ? (((var_1_11 + var_1_12) - var_1_13)) : ((var_1_14 + var_1_15)))) [L43] COND FALSE !(var_1_2 < 63.75) [L46] var_1_1 = (4 + var_1_9) [L48] signed long int stepLocal_0 = (var_1_9 / -256) * 32; [L49] COND TRUE var_1_9 > stepLocal_0 [L50] COND TRUE \read(var_1_6) [L51] var_1_5 = (! (var_1_7 && (! var_1_8))) [L102] RET step() [L103] CALL, EXPR property() [L92-L93] return (((var_1_2 < 63.75) ? (var_1_1 == ((signed short int) (10 - var_1_9))) : (var_1_1 == ((signed short int) (4 + var_1_9)))) && ((var_1_9 > ((var_1_9 / -256) * 32)) ? (var_1_6 ? (var_1_5 == ((unsigned char) (! (var_1_7 && (! var_1_8))))) : (var_1_5 == ((unsigned char) var_1_7))) : (var_1_5 == ((unsigned char) var_1_7)))) && (((- var_1_2) <= var_1_10) ? (var_1_9 == ((unsigned char) ((((((var_1_11 + var_1_12) - var_1_13)) < ((var_1_14 + var_1_15))) ? (((var_1_11 + var_1_12) - var_1_13)) : ((var_1_14 + var_1_15)))))) : (var_1_9 == ((unsigned char) var_1_12))) ; [L103] RET, EXPR property() [L103] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_11=63, var_1_12=127, var_1_13=0, var_1_14=0, var_1_15=127, var_1_1=131, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=127] [L19] reach_error() VAL [isInitial=1, var_1_11=63, var_1_12=127, var_1_13=0, var_1_14=0, var_1_15=127, var_1_1=131, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=127] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 157.3MB. Free memory is still 123.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 339.98ms. Allocated memory is still 157.3MB. Free memory was 118.3MB in the beginning and 103.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.30ms. Allocated memory is still 157.3MB. Free memory was 103.6MB in the beginning and 100.5MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.54ms. Allocated memory is still 157.3MB. Free memory was 100.5MB in the beginning and 98.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 687.56ms. Allocated memory is still 157.3MB. Free memory was 98.9MB in the beginning and 72.2MB in the end (delta: 26.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 1106.48ms. Allocated memory was 157.3MB in the beginning and 222.3MB in the end (delta: 65.0MB). Free memory was 72.2MB in the beginning and 165.3MB in the end (delta: -93.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.35ms. Allocated memory is still 222.3MB. Free memory was 165.3MB in the beginning and 164.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:35:00,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/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_845c7408-34c5-4bad-b505-1d1d0a7bb80a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-52.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/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 cb070cbac56f4132adf0ae0dc3c895d175df689a74443e8769847a39a55ce89b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:35:02,632 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:35:02,747 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:35:02,793 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:35:02,794 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:35:02,795 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:35:02,796 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:35:02,797 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:35:02,798 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:35:02,800 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:35:02,800 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:35:02,801 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:35:02,801 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:35:02,801 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:35:02,802 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:35:02,804 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:35:02,804 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:35:02,804 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:35:02,805 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:35:02,805 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:35:02,805 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:35:02,806 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:35:02,809 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:35:02,810 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:35:02,810 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:35:02,810 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:35:02,810 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:35:02,811 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:35:02,811 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:35:02,811 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:35:02,812 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:35:02,812 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:35:02,812 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:35:02,812 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:35:02,813 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:35:02,813 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:35:02,815 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_845c7408-34c5-4bad-b505-1d1d0a7bb80a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cb070cbac56f4132adf0ae0dc3c895d175df689a74443e8769847a39a55ce89b [2024-11-08 23:35:03,203 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:35:03,226 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:35:03,230 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:35:03,232 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:35:03,233 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:35:03,234 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-52.i Unable to find full path for "g++" [2024-11-08 23:35:05,450 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:35:05,738 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:35:05,738 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-52.i [2024-11-08 23:35:05,749 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/bin/ukojak-verify-ImItNfHLgk/data/9bea0e866/17e84aa3bc1f4cd2a2b0492b10712893/FLAGa5ea25d84 [2024-11-08 23:35:05,774 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/bin/ukojak-verify-ImItNfHLgk/data/9bea0e866/17e84aa3bc1f4cd2a2b0492b10712893 [2024-11-08 23:35:05,778 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:35:05,780 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:35:05,784 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:35:05,785 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:35:05,792 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:35:05,795 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:35:05" (1/1) ... [2024-11-08 23:35:05,796 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60c3beef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:05, skipping insertion in model container [2024-11-08 23:35:05,797 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:35:05" (1/1) ... [2024-11-08 23:35:05,835 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:35:06,117 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_845c7408-34c5-4bad-b505-1d1d0a7bb80a/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-52.i[915,928] [2024-11-08 23:35:06,201 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:35:06,246 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:35:06,265 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_845c7408-34c5-4bad-b505-1d1d0a7bb80a/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-52.i[915,928] [2024-11-08 23:35:06,328 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:35:06,381 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:35:06,382 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:06 WrapperNode [2024-11-08 23:35:06,383 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:35:06,384 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:35:06,385 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:35:06,385 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:35:06,396 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:06" (1/1) ... [2024-11-08 23:35:06,413 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:06" (1/1) ... [2024-11-08 23:35:06,465 INFO L138 Inliner]: procedures = 27, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 111 [2024-11-08 23:35:06,467 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:35:06,471 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:35:06,471 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:35:06,471 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:35:06,485 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:06" (1/1) ... [2024-11-08 23:35:06,485 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:06" (1/1) ... [2024-11-08 23:35:06,495 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:06" (1/1) ... [2024-11-08 23:35:06,496 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:06" (1/1) ... [2024-11-08 23:35:06,512 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:06" (1/1) ... [2024-11-08 23:35:06,520 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:06" (1/1) ... [2024-11-08 23:35:06,527 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:06" (1/1) ... [2024-11-08 23:35:06,533 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:06" (1/1) ... [2024-11-08 23:35:06,541 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:35:06,542 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:35:06,544 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:35:06,544 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:35:06,546 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:06" (1/1) ... [2024-11-08 23:35:06,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:35:06,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:35:06,601 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:35:06,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:35:06,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:35:06,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:35:06,654 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:35:06,654 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:35:06,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:35:06,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:35:06,777 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:35:06,780 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:35:07,268 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-08 23:35:07,268 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:35:07,425 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:35:07,426 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:35:07,426 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:35:07 BoogieIcfgContainer [2024-11-08 23:35:07,427 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:35:07,428 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:35:07,428 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:35:07,440 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:35:07,442 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:35:07" (1/1) ... [2024-11-08 23:35:07,456 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:35:07,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:35:07,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2024-11-08 23:35:07,539 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2024-11-08 23:35:07,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-08 23:35:07,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:35:07,547 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:35:07,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:35:07,555 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:35:07,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:35:08,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:35:08,158 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:35:08,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:35:08,298 INFO L255 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:35:08,320 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:38:19,945 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2024-11-08 23:38:19,949 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:38:20,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:38:20,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2024-11-08 23:38:20,060 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2024-11-08 23:38:20,061 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 23:38:20,062 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2024-11-08 23:38:20,074 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 23:38:20,108 INFO L77 FloydHoareUtils]: At program point L64(line 64) the Hoare annotation is: true [2024-11-08 23:38:20,109 INFO L77 FloydHoareUtils]: At program point L19(line 19) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|) [2024-11-08 23:38:20,109 INFO L75 FloydHoareUtils]: For program point L19-1(line 19) no Hoare annotation was computed. [2024-11-08 23:38:20,109 INFO L77 FloydHoareUtils]: At program point L81(line 81) the Hoare annotation is: true [2024-11-08 23:38:20,109 INFO L77 FloydHoareUtils]: At program point L19-3(line 19) the Hoare annotation is: true [2024-11-08 23:38:20,110 INFO L77 FloydHoareUtils]: At program point L77(line 77) the Hoare annotation is: true [2024-11-08 23:38:20,110 INFO L77 FloydHoareUtils]: At program point L77-1(line 77) the Hoare annotation is: true [2024-11-08 23:38:20,110 INFO L77 FloydHoareUtils]: At program point L69(line 69) the Hoare annotation is: true [2024-11-08 23:38:20,110 INFO L77 FloydHoareUtils]: At program point L69-1(line 69) the Hoare annotation is: true [2024-11-08 23:38:20,110 INFO L77 FloydHoareUtils]: At program point L61(line 61) the Hoare annotation is: true [2024-11-08 23:38:20,111 INFO L77 FloydHoareUtils]: At program point L61-1(line 61) the Hoare annotation is: true [2024-11-08 23:38:20,111 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2024-11-08 23:38:20,111 INFO L77 FloydHoareUtils]: At program point L86(line 86) the Hoare annotation is: true [2024-11-08 23:38:20,111 INFO L77 FloydHoareUtils]: At program point L86-1(line 86) the Hoare annotation is: true [2024-11-08 23:38:20,111 INFO L77 FloydHoareUtils]: At program point L78(line 78) the Hoare annotation is: true [2024-11-08 23:38:20,112 INFO L77 FloydHoareUtils]: At program point L74(line 74) the Hoare annotation is: true [2024-11-08 23:38:20,112 INFO L77 FloydHoareUtils]: At program point L74-1(line 74) the Hoare annotation is: true [2024-11-08 23:38:20,112 INFO L77 FloydHoareUtils]: At program point L70(line 70) the Hoare annotation is: true [2024-11-08 23:38:20,112 INFO L77 FloydHoareUtils]: At program point L99-1(lines 99 105) the Hoare annotation is: true [2024-11-08 23:38:20,112 INFO L77 FloydHoareUtils]: At program point L66(line 66) the Hoare annotation is: true [2024-11-08 23:38:20,113 INFO L77 FloydHoareUtils]: At program point L66-1(line 66) the Hoare annotation is: true [2024-11-08 23:38:20,113 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 23:38:20,113 INFO L77 FloydHoareUtils]: At program point L99-3(lines 99 105) the Hoare annotation is: true [2024-11-08 23:38:20,113 INFO L77 FloydHoareUtils]: At program point L99-4(lines 99 105) the Hoare annotation is: true [2024-11-08 23:38:20,113 INFO L77 FloydHoareUtils]: At program point L87(lines 59 88) the Hoare annotation is: true [2024-11-08 23:38:20,114 INFO L77 FloydHoareUtils]: At program point L83(line 83) the Hoare annotation is: true [2024-11-08 23:38:20,114 INFO L77 FloydHoareUtils]: At program point L83-1(line 83) the Hoare annotation is: true [2024-11-08 23:38:20,114 INFO L77 FloydHoareUtils]: At program point L75(line 75) the Hoare annotation is: true [2024-11-08 23:38:20,114 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 23:38:20,114 INFO L77 FloydHoareUtils]: At program point L67(line 67) the Hoare annotation is: true [2024-11-08 23:38:20,115 INFO L77 FloydHoareUtils]: At program point L63(line 63) the Hoare annotation is: true [2024-11-08 23:38:20,115 INFO L77 FloydHoareUtils]: At program point L63-1(line 63) the Hoare annotation is: true [2024-11-08 23:38:20,115 INFO L77 FloydHoareUtils]: At program point L84(line 84) the Hoare annotation is: true [2024-11-08 23:38:20,115 INFO L77 FloydHoareUtils]: At program point L80(line 80) the Hoare annotation is: true [2024-11-08 23:38:20,115 INFO L77 FloydHoareUtils]: At program point L80-1(line 80) the Hoare annotation is: true [2024-11-08 23:38:20,116 INFO L77 FloydHoareUtils]: At program point L72(line 72) the Hoare annotation is: true [2024-11-08 23:38:20,116 INFO L77 FloydHoareUtils]: At program point L72-1(line 72) the Hoare annotation is: true [2024-11-08 23:38:20,116 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2024-11-08 23:38:20,116 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(line 20) the Hoare annotation is: true [2024-11-08 23:38:20,132 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:38:20 ImpRootNode [2024-11-08 23:38:20,132 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:38:20,133 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:38:20,133 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:38:20,133 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:38:20,134 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:35:07" (3/4) ... [2024-11-08 23:38:20,136 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 23:38:20,140 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-08 23:38:20,144 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2024-11-08 23:38:20,145 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-08 23:38:20,145 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-08 23:38:20,145 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 23:38:20,263 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:38:20,264 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 23:38:20,264 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:38:20,265 INFO L158 Benchmark]: Toolchain (without parser) took 194484.87ms. Allocated memory was 67.1MB in the beginning and 866.1MB in the end (delta: 799.0MB). Free memory was 42.9MB in the beginning and 443.4MB in the end (delta: -400.5MB). Peak memory consumption was 399.3MB. Max. memory is 16.1GB. [2024-11-08 23:38:20,265 INFO L158 Benchmark]: CDTParser took 0.74ms. Allocated memory is still 67.1MB. Free memory was 42.6MB in the beginning and 42.5MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:38:20,267 INFO L158 Benchmark]: CACSL2BoogieTranslator took 599.23ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 42.8MB in the beginning and 64.4MB in the end (delta: -21.6MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2024-11-08 23:38:20,268 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.71ms. Allocated memory is still 88.1MB. Free memory was 64.4MB in the beginning and 62.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:38:20,268 INFO L158 Benchmark]: Boogie Preprocessor took 70.12ms. Allocated memory is still 88.1MB. Free memory was 62.3MB in the beginning and 60.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:38:20,269 INFO L158 Benchmark]: RCFGBuilder took 884.86ms. Allocated memory is still 88.1MB. Free memory was 60.6MB in the beginning and 58.3MB in the end (delta: 2.2MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2024-11-08 23:38:20,269 INFO L158 Benchmark]: CodeCheck took 192704.32ms. Allocated memory was 88.1MB in the beginning and 866.1MB in the end (delta: 778.0MB). Free memory was 58.0MB in the beginning and 449.7MB in the end (delta: -391.7MB). Peak memory consumption was 386.1MB. Max. memory is 16.1GB. [2024-11-08 23:38:20,269 INFO L158 Benchmark]: Witness Printer took 131.67ms. Allocated memory is still 866.1MB. Free memory was 449.7MB in the beginning and 443.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 23:38:20,273 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 2 procedures, 39 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 192.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 123 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 50 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 50 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 386 GetRequests, 382 SyntacticMatches, 0 SemanticMatches, 4 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, 191.7s InterpolantComputationTime, 69 NumberOfCodeBlocks, 69 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 68 ConstructedInterpolants, 0 QuantifiedInterpolants, 73 SizeOfPredicates, 14 NumberOfNonLiveVariables, 135 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 1 InterpolantComputations, 0 PerfectInterpolantSequences, 290/306 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 20]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: ((((((((((((((isInitial == \old(isInitial)) && (var_1_1 == \old(var_1_1))) && (var_1_2 == \old(var_1_2))) && (var_1_5 == \old(var_1_5))) && (var_1_6 == \old(var_1_6))) && (var_1_7 == \old(var_1_7))) && (var_1_8 == \old(var_1_8))) && (var_1_9 == \old(var_1_9))) && (var_1_10 == \old(var_1_10))) && (var_1_11 == \old(var_1_11))) && (var_1_12 == \old(var_1_12))) && (var_1_13 == \old(var_1_13))) && (var_1_14 == \old(var_1_14))) && (var_1_15 == \old(var_1_15))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.74ms. Allocated memory is still 67.1MB. Free memory was 42.6MB in the beginning and 42.5MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 599.23ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 42.8MB in the beginning and 64.4MB in the end (delta: -21.6MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.71ms. Allocated memory is still 88.1MB. Free memory was 64.4MB in the beginning and 62.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.12ms. Allocated memory is still 88.1MB. Free memory was 62.3MB in the beginning and 60.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 884.86ms. Allocated memory is still 88.1MB. Free memory was 60.6MB in the beginning and 58.3MB in the end (delta: 2.2MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. * CodeCheck took 192704.32ms. Allocated memory was 88.1MB in the beginning and 866.1MB in the end (delta: 778.0MB). Free memory was 58.0MB in the beginning and 449.7MB in the end (delta: -391.7MB). Peak memory consumption was 386.1MB. Max. memory is 16.1GB. * Witness Printer took 131.67ms. Allocated memory is still 866.1MB. Free memory was 449.7MB in the beginning and 443.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-08 23:38:20,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_845c7408-34c5-4bad-b505-1d1d0a7bb80a/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 Result: TRUE