./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-64.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/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_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-64.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/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_400b3329-4101-4471-a26c-f78a0fedfe4d/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 b6dd2ed6c1bce1a10f9a63c051c029a066fa5b3cc478546a4f140edcb3bcb50c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:25:00,095 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:25:00,214 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:25:00,220 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:25:00,221 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:25:00,259 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:25:00,260 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:25:00,260 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:25:00,261 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:25:00,261 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:25:00,262 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:25:00,263 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:25:00,263 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:25:00,266 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:25:00,266 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:25:00,267 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:25:00,267 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:25:00,268 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:25:00,268 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:25:00,268 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:25:00,269 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:25:00,273 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:25:00,273 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:25:00,274 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:25:00,274 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:25:00,274 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:25:00,275 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:25:00,276 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:25:00,276 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:25:00,276 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:25:00,277 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:25:00,278 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:25:00,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:25:00,278 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_400b3329-4101-4471-a26c-f78a0fedfe4d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6dd2ed6c1bce1a10f9a63c051c029a066fa5b3cc478546a4f140edcb3bcb50c [2024-11-09 00:25:00,619 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:25:00,661 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:25:00,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:25:00,668 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:25:00,668 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:25:00,670 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-64.i Unable to find full path for "g++" [2024-11-09 00:25:02,746 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:25:02,999 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:25:02,999 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-64.i [2024-11-09 00:25:03,007 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/data/3c009c305/1b17c52fcf9e46558b9b543b96f75cad/FLAGa8dbe5e1b [2024-11-09 00:25:03,027 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/data/3c009c305/1b17c52fcf9e46558b9b543b96f75cad [2024-11-09 00:25:03,030 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:25:03,032 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:25:03,034 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:25:03,034 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:25:03,045 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:25:03,046 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:25:03" (1/1) ... [2024-11-09 00:25:03,049 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52a29717 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:03, skipping insertion in model container [2024-11-09 00:25:03,049 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:25:03" (1/1) ... [2024-11-09 00:25:03,079 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:25:03,264 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_400b3329-4101-4471-a26c-f78a0fedfe4d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-64.i[915,928] [2024-11-09 00:25:03,312 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:25:03,323 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:25:03,334 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_400b3329-4101-4471-a26c-f78a0fedfe4d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-64.i[915,928] [2024-11-09 00:25:03,358 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:25:03,375 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:25:03,375 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:03 WrapperNode [2024-11-09 00:25:03,376 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:25:03,377 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:25:03,377 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:25:03,377 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:25:03,384 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:03" (1/1) ... [2024-11-09 00:25:03,392 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:03" (1/1) ... [2024-11-09 00:25:03,434 INFO L138 Inliner]: procedures = 26, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 121 [2024-11-09 00:25:03,434 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:25:03,438 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:25:03,438 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:25:03,438 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:25:03,454 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:03" (1/1) ... [2024-11-09 00:25:03,455 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:03" (1/1) ... [2024-11-09 00:25:03,460 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:03" (1/1) ... [2024-11-09 00:25:03,461 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:03" (1/1) ... [2024-11-09 00:25:03,472 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:03" (1/1) ... [2024-11-09 00:25:03,480 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:03" (1/1) ... [2024-11-09 00:25:03,485 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:03" (1/1) ... [2024-11-09 00:25:03,487 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:03" (1/1) ... [2024-11-09 00:25:03,493 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:25:03,494 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:25:03,502 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:25:03,502 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:25:03,503 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:03" (1/1) ... [2024-11-09 00:25:03,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:25:03,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:25:03,546 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:25:03,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:25:03,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:25:03,583 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:25:03,584 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:25:03,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:25:03,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:25:03,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:25:03,681 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:25:03,686 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:25:04,131 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-09 00:25:04,131 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:25:04,373 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:25:04,374 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:25:04,374 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:25:04 BoogieIcfgContainer [2024-11-09 00:25:04,374 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:25:04,376 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:25:04,376 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:25:04,387 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:25:04,387 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:25:04" (1/1) ... [2024-11-09 00:25:04,400 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:25:04,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:04,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2024-11-09 00:25:04,471 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2024-11-09 00:25:04,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:25:04,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:04,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:25:04,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:25:05,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:25:05,006 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:25:05,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:25:05,119 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:25:05,184 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:25:05 ImpRootNode [2024-11-09 00:25:05,184 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:25:05,185 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:25:05,185 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:25:05,186 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:25:05,186 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:25:04" (3/4) ... [2024-11-09 00:25:05,189 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:25:05,191 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:25:05,192 INFO L158 Benchmark]: Toolchain (without parser) took 2159.47ms. Allocated memory was 153.1MB in the beginning and 192.9MB in the end (delta: 39.8MB). Free memory was 119.1MB in the beginning and 130.3MB in the end (delta: -11.2MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. [2024-11-09 00:25:05,193 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 153.1MB. Free memory is still 95.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:25:05,193 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.22ms. Allocated memory is still 153.1MB. Free memory was 119.1MB in the beginning and 105.0MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:25:05,194 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.39ms. Allocated memory is still 153.1MB. Free memory was 105.0MB in the beginning and 101.7MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:25:05,195 INFO L158 Benchmark]: Boogie Preprocessor took 55.94ms. Allocated memory is still 153.1MB. Free memory was 101.7MB in the beginning and 100.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:25:05,195 INFO L158 Benchmark]: RCFGBuilder took 879.93ms. Allocated memory was 153.1MB in the beginning and 192.9MB in the end (delta: 39.8MB). Free memory was 99.6MB in the beginning and 158.6MB in the end (delta: -59.0MB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. [2024-11-09 00:25:05,196 INFO L158 Benchmark]: CodeCheck took 808.37ms. Allocated memory is still 192.9MB. Free memory was 158.6MB in the beginning and 131.4MB in the end (delta: 27.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-09 00:25:05,197 INFO L158 Benchmark]: Witness Printer took 6.02ms. Allocated memory is still 192.9MB. Free memory was 131.4MB in the beginning and 130.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:25:05,200 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, 29 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, 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, 47 NumberOfCodeBlocks, 47 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 82, overapproximation of someBinaryFLOATComparisonOperation at line 82, overapproximation of bitwiseAnd at line 38. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 0.9; [L23] unsigned long int var_1_3 = 2941876006; [L24] double var_1_5 = 127.422; [L25] unsigned short int var_1_6 = 10; [L26] unsigned char var_1_7 = 1; [L27] unsigned long int var_1_9 = 4; [L28] unsigned short int var_1_11 = 44699; [L29] signed short int var_1_13 = 2; [L30] unsigned char var_1_15 = 0; [L31] unsigned char var_1_16 = 16; [L32] float var_1_17 = 8.125; [L86] isInitial = 1 [L87] FCALL initially() [L88] int k_loop; [L89] k_loop = 0 VAL [isInitial=1, k_loop=0, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=2941876006, var_1_5=63711/500, var_1_6=10, var_1_7=1, var_1_9=4] [L89] COND FALSE !(k_loop < 1) VAL [isInitial=1, k_loop=0, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=2941876006, var_1_5=63711/500, var_1_6=10, var_1_7=1, var_1_9=4] [L89] COND TRUE k_loop < 1 [L90] FCALL updateLastVariables() [L91] CALL updateVariables() [L60] var_1_3 = __VERIFIER_nondet_ulong() [L61] CALL assume_abort_if_not(var_1_3 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=-2147483649, var_1_5=63711/500, var_1_6=10, var_1_7=1, var_1_9=4] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not(var_1_3 >= 2147483647) VAL [isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=-2147483649, var_1_5=63711/500, var_1_6=10, var_1_7=1, var_1_9=4] [L62] CALL assume_abort_if_not(var_1_3 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=-2147483649, var_1_5=63711/500, var_1_6=10, var_1_7=1, var_1_9=4] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not(var_1_3 <= 4294967295) VAL [isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=-2147483649, var_1_5=63711/500, var_1_6=10, var_1_7=1, var_1_9=4] [L63] var_1_5 = __VERIFIER_nondet_double() [L64] CALL assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=-2147483649, var_1_6=10, var_1_7=1, var_1_9=4] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=-2147483649, var_1_6=10, var_1_7=1, var_1_9=4] [L65] var_1_7 = __VERIFIER_nondet_uchar() [L66] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=-2147483649, var_1_6=10, var_1_9=4] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=-2147483649, var_1_6=10, var_1_9=4] [L67] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=-2147483649, var_1_6=10, var_1_7=0, var_1_9=4] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=-2147483649, var_1_6=10, var_1_7=0, var_1_9=4] [L68] var_1_9 = __VERIFIER_nondet_ulong() [L69] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=-2147483649, var_1_6=10, var_1_7=0] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=-2147483649, var_1_6=10, var_1_7=0] [L70] CALL assume_abort_if_not(var_1_9 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=-2147483649, var_1_6=10, var_1_7=0] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_9 <= 4294967295) VAL [isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=-2147483649, var_1_6=10, var_1_7=0] [L71] CALL assume_abort_if_not(var_1_9 != 0) VAL [\old(cond)=1, isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=-2147483649, var_1_6=10, var_1_7=0, var_1_9=-4294967295] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_9 != 0) VAL [isInitial=1, var_1_11=44699, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=-2147483649, var_1_6=10, var_1_7=0, var_1_9=-4294967295] [L72] var_1_11 = __VERIFIER_nondet_ushort() [L73] CALL assume_abort_if_not(var_1_11 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_11=-32769, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=-2147483649, var_1_6=10, var_1_7=0, var_1_9=-4294967295] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_11 >= 32767) VAL [isInitial=1, var_1_11=-32769, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=-2147483649, var_1_6=10, var_1_7=0, var_1_9=-4294967295] [L74] CALL assume_abort_if_not(var_1_11 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_11=-32769, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=-2147483649, var_1_6=10, var_1_7=0, var_1_9=-4294967295] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_11 <= 65534) VAL [isInitial=1, var_1_11=-32769, var_1_13=2, var_1_15=0, var_1_16=16, var_1_17=65/8, var_1_1=9/10, var_1_3=-2147483649, var_1_6=10, var_1_7=0, var_1_9=-4294967295] [L75] var_1_16 = __VERIFIER_nondet_uchar() [L76] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=-32769, var_1_13=2, var_1_15=0, var_1_17=65/8, var_1_1=9/10, var_1_3=-2147483649, var_1_6=10, var_1_7=0, var_1_9=-4294967295] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_11=-32769, var_1_13=2, var_1_15=0, var_1_17=65/8, var_1_1=9/10, var_1_3=-2147483649, var_1_6=10, var_1_7=0, var_1_9=-4294967295] [L77] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_11=-32769, var_1_13=2, var_1_15=0, var_1_16=0, var_1_17=65/8, var_1_1=9/10, var_1_3=-2147483649, var_1_6=10, var_1_7=0, var_1_9=-4294967295] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, var_1_11=-32769, var_1_13=2, var_1_15=0, var_1_16=0, var_1_17=65/8, var_1_1=9/10, var_1_3=-2147483649, var_1_6=10, var_1_7=0, var_1_9=-4294967295] [L91] RET updateVariables() [L92] CALL step() [L36] var_1_15 = var_1_16 [L37] var_1_17 = var_1_5 [L38] EXPR var_1_15 & var_1_15 [L38] unsigned long int stepLocal_2 = var_1_3 * (var_1_15 & var_1_15); [L39] COND FALSE !(\read(var_1_7)) [L46] var_1_6 = (((((var_1_15) > (var_1_15)) ? (var_1_15) : (var_1_15))) + 1) [L48] var_1_13 = var_1_15 [L49] signed long int stepLocal_1 = var_1_6 * var_1_15; [L50] unsigned char stepLocal_0 = var_1_15; [L51] COND TRUE stepLocal_0 <= (var_1_3 - var_1_6) [L52] COND FALSE !(var_1_3 < stepLocal_1) [L55] var_1_1 = var_1_5 [L92] RET step() [L93] CALL, EXPR property() [L82] EXPR ((var_1_15 <= (var_1_3 - var_1_6)) ? ((var_1_3 < (var_1_6 * var_1_15)) ? (var_1_1 == ((double) var_1_5)) : (var_1_1 == ((double) var_1_5))) : 1) && (var_1_7 ? (((var_1_3 * (var_1_15 & var_1_15)) <= (var_1_15 / var_1_9)) ? (var_1_6 == ((unsigned short int) (47342 - var_1_15))) : (var_1_6 == ((unsigned short int) (var_1_11 - ((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))))))) : (var_1_6 == ((unsigned short int) (((((var_1_15) > (var_1_15)) ? (var_1_15) : (var_1_15))) + 1)))) [L82] EXPR var_1_7 ? (((var_1_3 * (var_1_15 & var_1_15)) <= (var_1_15 / var_1_9)) ? (var_1_6 == ((unsigned short int) (47342 - var_1_15))) : (var_1_6 == ((unsigned short int) (var_1_11 - ((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))))))) : (var_1_6 == ((unsigned short int) (((((var_1_15) > (var_1_15)) ? (var_1_15) : (var_1_15))) + 1))) [L82] EXPR ((var_1_15 <= (var_1_3 - var_1_6)) ? ((var_1_3 < (var_1_6 * var_1_15)) ? (var_1_1 == ((double) var_1_5)) : (var_1_1 == ((double) var_1_5))) : 1) && (var_1_7 ? (((var_1_3 * (var_1_15 & var_1_15)) <= (var_1_15 / var_1_9)) ? (var_1_6 == ((unsigned short int) (47342 - var_1_15))) : (var_1_6 == ((unsigned short int) (var_1_11 - ((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))))))) : (var_1_6 == ((unsigned short int) (((((var_1_15) > (var_1_15)) ? (var_1_15) : (var_1_15))) + 1)))) [L82-L83] return (((((var_1_15 <= (var_1_3 - var_1_6)) ? ((var_1_3 < (var_1_6 * var_1_15)) ? (var_1_1 == ((double) var_1_5)) : (var_1_1 == ((double) var_1_5))) : 1) && (var_1_7 ? (((var_1_3 * (var_1_15 & var_1_15)) <= (var_1_15 / var_1_9)) ? (var_1_6 == ((unsigned short int) (47342 - var_1_15))) : (var_1_6 == ((unsigned short int) (var_1_11 - ((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))))))) : (var_1_6 == ((unsigned short int) (((((var_1_15) > (var_1_15)) ? (var_1_15) : (var_1_15))) + 1))))) && (var_1_13 == ((signed short int) var_1_15))) && (var_1_15 == ((unsigned char) var_1_16))) && (var_1_17 == ((float) var_1_5)) ; [L93] RET, EXPR property() [L93] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_11=-32769, var_1_13=0, var_1_15=0, var_1_16=0, var_1_17=2, var_1_1=2, var_1_3=-2147483649, var_1_5=2, var_1_6=1, var_1_7=0, var_1_9=-4294967295] [L19] reach_error() VAL [isInitial=1, var_1_11=-32769, var_1_13=0, var_1_15=0, var_1_16=0, var_1_17=2, var_1_1=2, var_1_3=-2147483649, var_1_5=2, var_1_6=1, var_1_7=0, var_1_9=-4294967295] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 153.1MB. Free memory is still 95.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 342.22ms. Allocated memory is still 153.1MB. Free memory was 119.1MB in the beginning and 105.0MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.39ms. Allocated memory is still 153.1MB. Free memory was 105.0MB in the beginning and 101.7MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.94ms. Allocated memory is still 153.1MB. Free memory was 101.7MB in the beginning and 100.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 879.93ms. Allocated memory was 153.1MB in the beginning and 192.9MB in the end (delta: 39.8MB). Free memory was 99.6MB in the beginning and 158.6MB in the end (delta: -59.0MB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. * CodeCheck took 808.37ms. Allocated memory is still 192.9MB. Free memory was 158.6MB in the beginning and 131.4MB in the end (delta: 27.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Witness Printer took 6.02ms. Allocated memory is still 192.9MB. Free memory was 131.4MB in the beginning and 130.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:25:05,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/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_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-64.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/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_400b3329-4101-4471-a26c-f78a0fedfe4d/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 b6dd2ed6c1bce1a10f9a63c051c029a066fa5b3cc478546a4f140edcb3bcb50c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:25:07,613 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:25:07,709 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:25:07,754 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:25:07,754 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:25:07,755 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:25:07,756 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:25:07,758 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:25:07,759 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:25:07,759 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:25:07,759 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:25:07,760 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:25:07,760 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:25:07,760 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:25:07,761 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:25:07,761 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:25:07,761 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:25:07,762 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:25:07,762 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:25:07,762 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:25:07,763 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:25:07,766 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:25:07,767 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:25:07,767 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:25:07,768 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:25:07,768 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:25:07,768 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:25:07,768 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:25:07,769 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:25:07,769 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:25:07,769 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:25:07,770 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:25:07,770 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:25:07,770 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:25:07,770 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:25:07,774 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:25:07,774 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_400b3329-4101-4471-a26c-f78a0fedfe4d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6dd2ed6c1bce1a10f9a63c051c029a066fa5b3cc478546a4f140edcb3bcb50c [2024-11-09 00:25:08,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:25:08,193 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:25:08,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:25:08,197 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:25:08,199 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:25:08,200 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-64.i Unable to find full path for "g++" [2024-11-09 00:25:10,258 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:25:10,550 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:25:10,550 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-64.i [2024-11-09 00:25:10,558 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/data/44855ec52/10ad1a3f396544f58a3cb7d1d6ff0992/FLAGc4dfcb4af [2024-11-09 00:25:10,572 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/data/44855ec52/10ad1a3f396544f58a3cb7d1d6ff0992 [2024-11-09 00:25:10,575 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:25:10,576 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:25:10,578 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:25:10,578 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:25:10,584 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:25:10,585 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:25:10" (1/1) ... [2024-11-09 00:25:10,587 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a7e6b22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:10, skipping insertion in model container [2024-11-09 00:25:10,587 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:25:10" (1/1) ... [2024-11-09 00:25:10,613 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:25:10,850 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_400b3329-4101-4471-a26c-f78a0fedfe4d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-64.i[915,928] [2024-11-09 00:25:10,924 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:25:10,940 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:25:10,953 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_400b3329-4101-4471-a26c-f78a0fedfe4d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-64.i[915,928] [2024-11-09 00:25:10,985 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:25:11,013 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:25:11,013 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:11 WrapperNode [2024-11-09 00:25:11,014 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:25:11,015 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:25:11,015 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:25:11,015 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:25:11,023 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:11" (1/1) ... [2024-11-09 00:25:11,043 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:11" (1/1) ... [2024-11-09 00:25:11,079 INFO L138 Inliner]: procedures = 27, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 94 [2024-11-09 00:25:11,083 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:25:11,084 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:25:11,084 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:25:11,084 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:25:11,095 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:11" (1/1) ... [2024-11-09 00:25:11,095 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:11" (1/1) ... [2024-11-09 00:25:11,098 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:11" (1/1) ... [2024-11-09 00:25:11,100 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:11" (1/1) ... [2024-11-09 00:25:11,114 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:11" (1/1) ... [2024-11-09 00:25:11,121 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:11" (1/1) ... [2024-11-09 00:25:11,126 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:11" (1/1) ... [2024-11-09 00:25:11,128 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:11" (1/1) ... [2024-11-09 00:25:11,134 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:25:11,139 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:25:11,140 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:25:11,140 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:25:11,141 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:25:11" (1/1) ... [2024-11-09 00:25:11,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:25:11,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:25:11,180 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:25:11,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:25:11,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:25:11,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:25:11,221 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:25:11,222 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:25:11,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:25:11,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:25:11,332 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:25:11,335 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:25:12,112 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-09 00:25:12,113 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:25:12,262 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:25:12,263 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:25:12,263 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:25:12 BoogieIcfgContainer [2024-11-09 00:25:12,263 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:25:12,264 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:25:12,264 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:25:12,275 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:25:12,275 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:25:12" (1/1) ... [2024-11-09 00:25:12,285 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:25:12,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:12,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2024-11-09 00:25:12,356 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2024-11-09 00:25:12,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:25:12,363 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:12,364 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:25:12,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:25:12,366 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:25:12,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:25:12,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:12,945 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:25:13,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:13,238 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-09 00:25:13,249 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:25:42,294 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 86 proven. 19 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-09 00:25:42,298 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:25:46,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:46,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 52 states and 101 transitions. [2024-11-09 00:25:46,544 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 101 transitions. [2024-11-09 00:25:46,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-09 00:25:46,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:46,548 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:25:46,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:25:46,553 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:25:46,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:25:47,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:47,229 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:25:47,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:47,378 INFO L255 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 00:25:47,382 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:25:47,705 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 308 proven. 1 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-09 00:25:47,712 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-09 00:25:55,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:55,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 75 states and 140 transitions. [2024-11-09 00:25:55,360 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 140 transitions. [2024-11-09 00:25:55,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-09 00:25:55,365 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:25:55,365 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:25:55,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:25:55,367 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:25:55,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:25:56,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:56,133 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:25:56,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:56,322 INFO L255 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 00:25:56,326 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:25:56,470 INFO L134 CoverageAnalysis]: Checked inductivity of 1324 backedges. 619 proven. 1 refuted. 0 times theorem prover too weak. 704 trivial. 0 not checked. [2024-11-09 00:25:56,478 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-09 00:25:57,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:25:57,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 29 states and 40 transitions. [2024-11-09 00:25:57,209 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2024-11-09 00:25:57,210 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:25:57,210 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-09 00:25:57,220 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-09 00:25:58,487 INFO L77 FloydHoareUtils]: At program point L64(line 64) the Hoare annotation is: true [2024-11-09 00:25:58,488 INFO L77 FloydHoareUtils]: At program point L64-1(line 64) the Hoare annotation is: true [2024-11-09 00:25:58,488 INFO L77 FloydHoareUtils]: At program point L89-1(lines 89 95) the Hoare annotation is: true [2024-11-09 00:25:58,488 INFO L77 FloydHoareUtils]: At program point L89-3(lines 89 95) the Hoare annotation is: true [2024-11-09 00:25:58,488 INFO L77 FloydHoareUtils]: At program point L89-4(lines 89 95) the Hoare annotation is: true [2024-11-09 00:25:58,488 INFO L77 FloydHoareUtils]: At program point L19(line 19) the Hoare annotation is: true [2024-11-09 00:25:58,488 INFO L77 FloydHoareUtils]: At program point L19-1(line 19) the Hoare annotation is: true [2024-11-09 00:25:58,488 INFO L77 FloydHoareUtils]: At program point L19-3(line 19) the Hoare annotation is: true [2024-11-09 00:25:58,488 INFO L77 FloydHoareUtils]: At program point L77(lines 59 78) the Hoare annotation is: true [2024-11-09 00:25:58,489 INFO L77 FloydHoareUtils]: At program point L73(line 73) the Hoare annotation is: true [2024-11-09 00:25:58,489 INFO L77 FloydHoareUtils]: At program point L73-1(line 73) the Hoare annotation is: true [2024-11-09 00:25:58,489 INFO L77 FloydHoareUtils]: At program point L69(line 69) the Hoare annotation is: true [2024-11-09 00:25:58,489 INFO L77 FloydHoareUtils]: At program point L69-1(line 69) the Hoare annotation is: true [2024-11-09 00:25:58,489 INFO L77 FloydHoareUtils]: At program point L61(line 61) the Hoare annotation is: true [2024-11-09 00:25:58,490 INFO L77 FloydHoareUtils]: At program point L61-1(line 61) the Hoare annotation is: true [2024-11-09 00:25:58,490 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) the Hoare annotation is: true [2024-11-09 00:25:58,490 INFO L77 FloydHoareUtils]: At program point L74(line 74) the Hoare annotation is: true [2024-11-09 00:25:58,490 INFO L77 FloydHoareUtils]: At program point L70(line 70) the Hoare annotation is: true [2024-11-09 00:25:58,490 INFO L77 FloydHoareUtils]: At program point L66(line 66) the Hoare annotation is: true [2024-11-09 00:25:58,490 INFO L77 FloydHoareUtils]: At program point L66-1(line 66) the Hoare annotation is: true [2024-11-09 00:25:58,491 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 00:25:58,491 INFO L77 FloydHoareUtils]: At program point L62(line 62) the Hoare annotation is: true [2024-11-09 00:25:58,491 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:25:58,491 INFO L77 FloydHoareUtils]: At program point L71(line 71) the Hoare annotation is: true [2024-11-09 00:25:58,491 INFO L77 FloydHoareUtils]: At program point L67(line 67) the Hoare annotation is: true [2024-11-09 00:25:58,491 INFO L77 FloydHoareUtils]: At program point L76(line 76) the Hoare annotation is: true [2024-11-09 00:25:58,491 INFO L77 FloydHoareUtils]: At program point L76-1(line 76) the Hoare annotation is: true [2024-11-09 00:25:58,492 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2024-11-09 00:25:58,492 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(line 20) the Hoare annotation is: true [2024-11-09 00:25:58,511 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:25:58 ImpRootNode [2024-11-09 00:25:58,513 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:25:58,514 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:25:58,514 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:25:58,515 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:25:58,515 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:25:12" (3/4) ... [2024-11-09 00:25:58,519 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:25:58,523 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-09 00:25:58,530 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2024-11-09 00:25:58,530 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-09 00:25:58,531 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-09 00:25:58,531 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:25:58,664 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:25:58,664 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 00:25:58,664 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:25:58,665 INFO L158 Benchmark]: Toolchain (without parser) took 48089.05ms. Allocated memory was 79.7MB in the beginning and 497.0MB in the end (delta: 417.3MB). Free memory was 54.8MB in the beginning and 240.0MB in the end (delta: -185.2MB). Peak memory consumption was 233.3MB. Max. memory is 16.1GB. [2024-11-09 00:25:58,665 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 79.7MB. Free memory was 55.7MB in the beginning and 55.6MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:25:58,666 INFO L158 Benchmark]: CACSL2BoogieTranslator took 436.27ms. Allocated memory is still 79.7MB. Free memory was 54.5MB in the beginning and 40.0MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:25:58,666 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.29ms. Allocated memory is still 79.7MB. Free memory was 40.0MB in the beginning and 38.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:25:58,666 INFO L158 Benchmark]: Boogie Preprocessor took 54.91ms. Allocated memory is still 79.7MB. Free memory was 38.1MB in the beginning and 36.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:25:58,667 INFO L158 Benchmark]: RCFGBuilder took 1123.97ms. Allocated memory is still 79.7MB. Free memory was 36.3MB in the beginning and 39.3MB in the end (delta: -3.1MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2024-11-09 00:25:58,667 INFO L158 Benchmark]: CodeCheck took 46249.64ms. Allocated memory was 79.7MB in the beginning and 497.0MB in the end (delta: 417.3MB). Free memory was 39.3MB in the beginning and 246.3MB in the end (delta: -206.9MB). Peak memory consumption was 212.1MB. Max. memory is 16.1GB. [2024-11-09 00:25:58,667 INFO L158 Benchmark]: Witness Printer took 150.30ms. Allocated memory is still 497.0MB. Free memory was 246.3MB in the beginning and 240.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 00:25:58,670 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, 29 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 44.9s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 264 SdHoareTripleChecker+Valid, 13.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 87 mSDsluCounter, 205 SdHoareTripleChecker+Invalid, 12.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 142 mSDsCounter, 185 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 739 IncrementalHoareTripleChecker+Invalid, 924 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 185 mSolverCounterUnsat, 63 mSDtfsCounter, 739 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2218 GetRequests, 2162 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 953 ImplicationChecksByTransitivity, 8.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 29.6s InterpolantComputationTime, 279 NumberOfCodeBlocks, 279 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 276 ConstructedInterpolants, 0 QuantifiedInterpolants, 1739 SizeOfPredicates, 12 NumberOfNonLiveVariables, 531 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 3 InterpolantComputations, 0 PerfectInterpolantSequences, 2008/2029 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_3 == \old(var_1_3))) && (var_1_5 == \old(var_1_5))) && (var_1_6 == \old(var_1_6))) && (var_1_7 == \old(var_1_7))) && (var_1_9 == \old(var_1_9))) && (var_1_11 == \old(var_1_11))) && (var_1_13 == \old(var_1_13))) && (var_1_15 == \old(var_1_15))) && (var_1_16 == \old(var_1_16))) && (var_1_17 == \old(var_1_17))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54ms. Allocated memory is still 79.7MB. Free memory was 55.7MB in the beginning and 55.6MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 436.27ms. Allocated memory is still 79.7MB. Free memory was 54.5MB in the beginning and 40.0MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.29ms. Allocated memory is still 79.7MB. Free memory was 40.0MB in the beginning and 38.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.91ms. Allocated memory is still 79.7MB. Free memory was 38.1MB in the beginning and 36.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1123.97ms. Allocated memory is still 79.7MB. Free memory was 36.3MB in the beginning and 39.3MB in the end (delta: -3.1MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * CodeCheck took 46249.64ms. Allocated memory was 79.7MB in the beginning and 497.0MB in the end (delta: 417.3MB). Free memory was 39.3MB in the beginning and 246.3MB in the end (delta: -206.9MB). Peak memory consumption was 212.1MB. Max. memory is 16.1GB. * Witness Printer took 150.30ms. Allocated memory is still 497.0MB. Free memory was 246.3MB in the beginning and 240.0MB 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! [2024-11-09 00:25:58,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400b3329-4101-4471-a26c-f78a0fedfe4d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE