./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-71.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-71.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2fa446d8c93aa6747c2c2e323426d1b7be32d5c9dc6e4b183922bd1055e01248 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:17:27,623 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:17:27,689 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 03:17:27,694 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:17:27,695 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:17:27,719 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:17:27,720 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:17:27,720 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:17:27,721 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:17:27,721 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:17:27,722 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:17:27,723 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:17:27,723 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:17:27,724 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:17:27,724 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:17:27,725 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:17:27,725 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:17:27,726 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:17:27,726 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:17:27,727 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:17:27,728 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:17:27,731 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:17:27,731 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:17:27,732 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:17:27,732 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:17:27,733 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:17:27,733 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:17:27,733 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:17:27,734 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:17:27,734 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:17:27,735 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:17:27,735 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:17:27,735 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:17:27,735 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_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2fa446d8c93aa6747c2c2e323426d1b7be32d5c9dc6e4b183922bd1055e01248 [2023-12-03 03:17:27,940 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:17:27,960 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:17:27,963 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:17:27,964 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:17:27,965 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:17:27,966 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-71.i [2023-12-03 03:17:30,789 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:17:30,965 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:17:30,965 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-71.i [2023-12-03 03:17:30,972 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/data/d31080bd2/4a8dca604d53498fb5597d5908a10572/FLAG4a5bd904d [2023-12-03 03:17:30,984 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/data/d31080bd2/4a8dca604d53498fb5597d5908a10572 [2023-12-03 03:17:30,986 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:17:30,987 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:17:30,988 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:17:30,989 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:17:30,993 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:17:30,994 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:17:30" (1/1) ... [2023-12-03 03:17:30,995 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2118f8bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:30, skipping insertion in model container [2023-12-03 03:17:30,995 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:17:30" (1/1) ... [2023-12-03 03:17:31,017 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:17:31,141 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-71.i[915,928] [2023-12-03 03:17:31,170 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:17:31,180 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:17:31,193 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-71.i[915,928] [2023-12-03 03:17:31,207 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:17:31,223 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:17:31,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:31 WrapperNode [2023-12-03 03:17:31,223 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:17:31,224 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:17:31,225 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:17:31,225 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:17:31,231 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:31" (1/1) ... [2023-12-03 03:17:31,240 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:31" (1/1) ... [2023-12-03 03:17:31,266 INFO L138 Inliner]: procedures = 26, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 85 [2023-12-03 03:17:31,266 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:17:31,267 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:17:31,267 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:17:31,267 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:17:31,277 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:31" (1/1) ... [2023-12-03 03:17:31,277 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:31" (1/1) ... [2023-12-03 03:17:31,279 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:31" (1/1) ... [2023-12-03 03:17:31,280 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:31" (1/1) ... [2023-12-03 03:17:31,286 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:31" (1/1) ... [2023-12-03 03:17:31,289 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:31" (1/1) ... [2023-12-03 03:17:31,291 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:31" (1/1) ... [2023-12-03 03:17:31,292 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:31" (1/1) ... [2023-12-03 03:17:31,294 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:17:31,294 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:17:31,294 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:17:31,295 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:17:31,295 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:31" (1/1) ... [2023-12-03 03:17:31,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:17:31,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:17:31,320 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:17:31,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:17:31,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:17:31,354 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 03:17:31,354 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 03:17:31,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:17:31,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:17:31,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:17:31,422 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:17:31,424 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:17:31,608 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:17:31,672 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:17:31,673 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 03:17:31,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:17:31 BoogieIcfgContainer [2023-12-03 03:17:31,675 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:17:31,675 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:17:31,676 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:17:31,686 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:17:31,686 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:17:31" (1/1) ... [2023-12-03 03:17:31,696 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:17:31,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:17:31,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 29 states and 41 transitions. [2023-12-03 03:17:31,749 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 41 transitions. [2023-12-03 03:17:31,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 03:17:31,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:17:31,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:17:31,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:17:31,948 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:17:32,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:17:32,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:17:32,132 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:17:32,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:17:32,204 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 03:17:32,249 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:17:32 ImpRootNode [2023-12-03 03:17:32,250 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:17:32,251 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:17:32,251 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:17:32,251 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:17:32,251 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:17:31" (3/4) ... [2023-12-03 03:17:32,254 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 03:17:32,255 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:17:32,256 INFO L158 Benchmark]: Toolchain (without parser) took 1268.20ms. Allocated memory was 165.7MB in the beginning and 207.6MB in the end (delta: 41.9MB). Free memory was 118.7MB in the beginning and 170.2MB in the end (delta: -51.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:17:32,257 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 165.7MB. Free memory was 109.1MB in the beginning and 109.0MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:17:32,257 INFO L158 Benchmark]: CACSL2BoogieTranslator took 235.17ms. Allocated memory is still 165.7MB. Free memory was 118.3MB in the beginning and 107.0MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 03:17:32,258 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.99ms. Allocated memory is still 165.7MB. Free memory was 107.0MB in the beginning and 104.8MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:17:32,259 INFO L158 Benchmark]: Boogie Preprocessor took 26.86ms. Allocated memory is still 165.7MB. Free memory was 104.8MB in the beginning and 103.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:17:32,259 INFO L158 Benchmark]: RCFGBuilder took 380.28ms. Allocated memory is still 165.7MB. Free memory was 103.6MB in the beginning and 86.5MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 03:17:32,260 INFO L158 Benchmark]: CodeCheck took 574.26ms. Allocated memory was 165.7MB in the beginning and 207.6MB in the end (delta: 41.9MB). Free memory was 86.5MB in the beginning and 170.2MB in the end (delta: -83.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:17:32,260 INFO L158 Benchmark]: Witness Printer took 4.55ms. Allocated memory is still 207.6MB. Free memory is still 170.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:17:32,264 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: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 48 NumberOfCodeBlocks, 48 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 someBinaryFLOATComparisonOperation at line 69, overapproximation of someBinaryDOUBLEComparisonOperation at line 40, overapproximation of someBinaryArithmeticFLOAToperation at line 37. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 31.25; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 0; [L25] float var_1_4 = 0.25; [L26] float var_1_5 = 10.5; [L27] unsigned char var_1_6 = 16; [L28] double var_1_7 = 10.75; [L29] double var_1_8 = 2.675; [L30] unsigned char var_1_9 = 128; [L31] unsigned char var_1_10 = 2; [L73] isInitial = 1 [L74] FCALL initially() [L75] COND TRUE 1 [L76] FCALL updateLastVariables() [L77] CALL updateVariables() [L45] var_1_2 = __VERIFIER_nondet_uchar() [L46] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_1=125/4, var_1_3=0, var_1_4=1/4, var_1_5=21/2, var_1_6=16, var_1_7=43/4, var_1_8=107/40, var_1_9=128] [L20] COND FALSE !(!cond) [L46] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=2, var_1_1=125/4, var_1_3=0, var_1_4=1/4, var_1_5=21/2, var_1_6=16, var_1_7=43/4, var_1_8=107/40, var_1_9=128] [L47] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=0, var_1_4=1/4, var_1_5=21/2, var_1_6=16, var_1_7=43/4, var_1_8=107/40, var_1_9=128] [L20] COND FALSE !(!cond) [L47] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=0, var_1_4=1/4, var_1_5=21/2, var_1_6=16, var_1_7=43/4, var_1_8=107/40, var_1_9=128] [L48] var_1_3 = __VERIFIER_nondet_uchar() [L49] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_4=1/4, var_1_5=21/2, var_1_6=16, var_1_7=43/4, var_1_8=107/40, var_1_9=128] [L20] COND FALSE !(!cond) [L49] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_4=1/4, var_1_5=21/2, var_1_6=16, var_1_7=43/4, var_1_8=107/40, var_1_9=128] [L50] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=0, var_1_4=1/4, var_1_5=21/2, var_1_6=16, var_1_7=43/4, var_1_8=107/40, var_1_9=128] [L20] COND FALSE !(!cond) [L50] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=0, var_1_4=1/4, var_1_5=21/2, var_1_6=16, var_1_7=43/4, var_1_8=107/40, var_1_9=128] [L51] var_1_4 = __VERIFIER_nondet_float() [L52] CALL assume_abort_if_not((var_1_4 >= -461168.6018427382800e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=0, var_1_5=21/2, var_1_6=16, var_1_7=43/4, var_1_8=107/40, var_1_9=128] [L20] COND FALSE !(!cond) [L52] RET assume_abort_if_not((var_1_4 >= -461168.6018427382800e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=0, var_1_5=21/2, var_1_6=16, var_1_7=43/4, var_1_8=107/40, var_1_9=128] [L53] var_1_5 = __VERIFIER_nondet_float() [L54] CALL assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=0, var_1_6=16, var_1_7=43/4, var_1_8=107/40, var_1_9=128] [L20] COND FALSE !(!cond) [L54] RET assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=0, var_1_6=16, var_1_7=43/4, var_1_8=107/40, var_1_9=128] [L55] var_1_7 = __VERIFIER_nondet_double() [L56] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=0, var_1_6=16, var_1_8=107/40, var_1_9=128] [L20] COND FALSE !(!cond) [L56] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=0, var_1_6=16, var_1_8=107/40, var_1_9=128] [L57] var_1_8 = __VERIFIER_nondet_double() [L58] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=0, var_1_6=16, var_1_9=128] [L20] COND FALSE !(!cond) [L58] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=0, var_1_6=16, var_1_9=128] [L59] var_1_9 = __VERIFIER_nondet_uchar() [L60] CALL assume_abort_if_not(var_1_9 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=0, var_1_6=16, var_1_9=127] [L20] COND FALSE !(!cond) [L60] RET assume_abort_if_not(var_1_9 >= 127) VAL [isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=0, var_1_6=16, var_1_9=127] [L61] CALL assume_abort_if_not(var_1_9 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=0, var_1_6=16, var_1_9=127] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not(var_1_9 <= 254) VAL [isInitial=1, var_1_10=2, var_1_1=125/4, var_1_2=1, var_1_3=0, var_1_6=16, var_1_9=127] [L62] var_1_10 = __VERIFIER_nondet_uchar() [L63] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=125/4, var_1_2=1, var_1_3=0, var_1_6=16, var_1_9=127] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_1=125/4, var_1_2=1, var_1_3=0, var_1_6=16, var_1_9=127] [L64] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=110, var_1_1=125/4, var_1_2=1, var_1_3=0, var_1_6=16, var_1_9=127] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, var_1_10=110, var_1_1=125/4, var_1_2=1, var_1_3=0, var_1_6=16, var_1_9=127] [L77] RET updateVariables() [L78] CALL step() [L35] COND TRUE \read(var_1_2) [L36] COND FALSE !(\read(var_1_3)) [L40] COND FALSE !((var_1_7 - var_1_8) >= (var_1_1 + var_1_4)) [L78] RET step() [L79] CALL, EXPR property() [L69-L70] return (var_1_2 ? (var_1_3 ? (var_1_1 == ((float) (var_1_4 + var_1_5))) : 1) : 1) && (((var_1_7 - var_1_8) >= (var_1_1 + var_1_4)) ? (var_1_6 == ((unsigned char) (var_1_9 - var_1_10))) : 1) ; [L79] RET, EXPR property() [L79] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=110, var_1_1=125/4, var_1_2=1, var_1_3=0, var_1_6=16, var_1_9=127] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=110, var_1_1=125/4, var_1_2=1, var_1_3=0, var_1_6=16, var_1_9=127] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 165.7MB. Free memory was 109.1MB in the beginning and 109.0MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 235.17ms. Allocated memory is still 165.7MB. Free memory was 118.3MB in the beginning and 107.0MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.99ms. Allocated memory is still 165.7MB. Free memory was 107.0MB in the beginning and 104.8MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.86ms. Allocated memory is still 165.7MB. Free memory was 104.8MB in the beginning and 103.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 380.28ms. Allocated memory is still 165.7MB. Free memory was 103.6MB in the beginning and 86.5MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 574.26ms. Allocated memory was 165.7MB in the beginning and 207.6MB in the end (delta: 41.9MB). Free memory was 86.5MB in the beginning and 170.2MB in the end (delta: -83.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.55ms. Allocated memory is still 207.6MB. Free memory is still 170.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 03:17:32,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-71.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2fa446d8c93aa6747c2c2e323426d1b7be32d5c9dc6e4b183922bd1055e01248 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:17:34,229 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:17:34,299 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 03:17:34,339 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:17:34,340 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:17:34,341 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:17:34,342 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:17:34,342 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:17:34,343 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:17:34,344 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:17:34,344 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:17:34,345 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:17:34,345 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:17:34,346 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:17:34,346 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:17:34,347 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:17:34,347 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:17:34,348 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:17:34,348 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:17:34,349 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:17:34,349 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:17:34,350 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:17:34,350 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:17:34,351 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:17:34,351 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:17:34,352 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:17:34,352 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:17:34,353 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:17:34,353 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:17:34,354 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:17:34,354 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:17:34,354 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:17:34,355 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:17:34,355 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:17:34,356 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:17:34,356 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:17:34,356 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:17:34,357 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2fa446d8c93aa6747c2c2e323426d1b7be32d5c9dc6e4b183922bd1055e01248 [2023-12-03 03:17:34,664 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:17:34,686 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:17:34,689 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:17:34,690 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:17:34,690 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:17:34,692 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-71.i [2023-12-03 03:17:37,517 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:17:37,676 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:17:37,677 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-71.i [2023-12-03 03:17:37,684 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/data/298b3af39/4123d5892f544dd586bfbd3062bcaeef/FLAG3ebe30dd0 [2023-12-03 03:17:37,699 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/data/298b3af39/4123d5892f544dd586bfbd3062bcaeef [2023-12-03 03:17:37,701 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:17:37,703 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:17:37,704 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:17:37,704 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:17:37,709 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:17:37,710 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:17:37" (1/1) ... [2023-12-03 03:17:37,711 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3171329a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:37, skipping insertion in model container [2023-12-03 03:17:37,711 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:17:37" (1/1) ... [2023-12-03 03:17:37,735 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:17:37,885 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-71.i[915,928] [2023-12-03 03:17:37,913 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:17:37,928 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:17:37,941 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-71.i[915,928] [2023-12-03 03:17:37,954 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:17:37,990 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:17:37,991 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:37 WrapperNode [2023-12-03 03:17:37,991 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:17:37,992 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:17:37,992 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:17:37,992 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:17:38,000 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:37" (1/1) ... [2023-12-03 03:17:38,011 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:37" (1/1) ... [2023-12-03 03:17:38,035 INFO L138 Inliner]: procedures = 27, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 85 [2023-12-03 03:17:38,036 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:17:38,036 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:17:38,036 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:17:38,037 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:17:38,046 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:37" (1/1) ... [2023-12-03 03:17:38,046 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:37" (1/1) ... [2023-12-03 03:17:38,050 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:37" (1/1) ... [2023-12-03 03:17:38,050 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:37" (1/1) ... [2023-12-03 03:17:38,057 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:37" (1/1) ... [2023-12-03 03:17:38,061 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:37" (1/1) ... [2023-12-03 03:17:38,063 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:37" (1/1) ... [2023-12-03 03:17:38,065 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:37" (1/1) ... [2023-12-03 03:17:38,068 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:17:38,069 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:17:38,070 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:17:38,070 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:17:38,071 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:37" (1/1) ... [2023-12-03 03:17:38,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:17:38,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:17:38,096 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:17:38,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:17:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:17:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:17:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 03:17:38,140 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 03:17:38,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:17:38,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:17:38,209 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:17:38,211 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:17:40,747 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:17:40,820 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:17:40,820 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 03:17:40,822 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:17:40 BoogieIcfgContainer [2023-12-03 03:17:40,822 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:17:40,823 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:17:40,823 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:17:40,833 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:17:40,833 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:17:40" (1/1) ... [2023-12-03 03:17:40,843 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:17:40,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:17:40,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 29 states and 41 transitions. [2023-12-03 03:17:40,900 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 41 transitions. [2023-12-03 03:17:40,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 03:17:40,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:17:40,907 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:17:40,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:17:40,928 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:17:40,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 03:17:41,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:17:41,441 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:17:42,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:17:42,121 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 03:17:42,129 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:19:58,304 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 67 proven. 21 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-12-03 03:19:58,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 03:20:00,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:20:02,348 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:20:04,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:20:04,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 52 states and 90 transitions. [2023-12-03 03:20:04,008 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 90 transitions. [2023-12-03 03:20:04,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-12-03 03:20:04,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:20:04,012 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:20:04,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:20:04,013 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:20:04,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 03:20:04,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:20:04,911 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:20:05,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:20:05,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 03:20:05,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:20:59,128 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 287 proven. 39 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2023-12-03 03:20:59,135 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 03:21:00,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:21:01,664 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:21:03,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:21:03,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 26 states and 37 transitions. [2023-12-03 03:21:03,857 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2023-12-03 03:21:03,858 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 03:21:03,858 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2023-12-03 03:21:03,866 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 03:21:03,918 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:21:03,921 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:21:03,921 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:21:03,921 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:21:03 ImpRootNode [2023-12-03 03:21:03,921 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:21:03,922 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:21:03,922 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:21:03,923 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:21:03,923 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:17:40" (3/4) ... [2023-12-03 03:21:03,925 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 03:21:03,928 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-12-03 03:21:03,933 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2023-12-03 03:21:03,933 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-12-03 03:21:03,934 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-12-03 03:21:03,934 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 03:21:04,029 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 03:21:04,030 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 03:21:04,030 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:21:04,031 INFO L158 Benchmark]: Toolchain (without parser) took 206328.26ms. Allocated memory was 67.1MB in the beginning and 107.0MB in the end (delta: 39.8MB). Free memory was 39.9MB in the beginning and 57.0MB in the end (delta: -17.1MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2023-12-03 03:21:04,031 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 67.1MB. Free memory is still 43.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:21:04,032 INFO L158 Benchmark]: CACSL2BoogieTranslator took 287.12ms. Allocated memory was 67.1MB in the beginning and 107.0MB in the end (delta: 39.8MB). Free memory was 39.7MB in the beginning and 86.6MB in the end (delta: -46.9MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2023-12-03 03:21:04,032 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.64ms. Allocated memory is still 107.0MB. Free memory was 86.6MB in the beginning and 84.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:21:04,033 INFO L158 Benchmark]: Boogie Preprocessor took 32.34ms. Allocated memory is still 107.0MB. Free memory was 84.6MB in the beginning and 83.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:21:04,033 INFO L158 Benchmark]: RCFGBuilder took 2752.62ms. Allocated memory is still 107.0MB. Free memory was 83.1MB in the beginning and 65.3MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 03:21:04,033 INFO L158 Benchmark]: CodeCheck took 203098.74ms. Allocated memory is still 107.0MB. Free memory was 65.3MB in the beginning and 62.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. [2023-12-03 03:21:04,034 INFO L158 Benchmark]: Witness Printer took 108.08ms. Allocated memory is still 107.0MB. Free memory was 62.2MB in the beginning and 57.0MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:21:04,036 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: 203.0s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 173 SdHoareTripleChecker+Valid, 13.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 62 mSDsluCounter, 100 SdHoareTripleChecker+Invalid, 13.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 62 mSDsCounter, 65 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 353 IncrementalHoareTripleChecker+Invalid, 418 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 65 mSolverCounterUnsat, 38 mSDtfsCounter, 353 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1183 GetRequests, 1136 SyntacticMatches, 17 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 257 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 189.5s InterpolantComputationTime, 143 NumberOfCodeBlocks, 143 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 141 ConstructedInterpolants, 0 QuantifiedInterpolants, 3133 SizeOfPredicates, 36 NumberOfNonLiveVariables, 312 ConjunctsInSsa, 37 ConjunctsInUnsatCore, 2 InterpolantComputations, 0 PerfectInterpolantSequences, 646/706 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 - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 67.1MB. Free memory is still 43.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 287.12ms. Allocated memory was 67.1MB in the beginning and 107.0MB in the end (delta: 39.8MB). Free memory was 39.7MB in the beginning and 86.6MB in the end (delta: -46.9MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.64ms. Allocated memory is still 107.0MB. Free memory was 86.6MB in the beginning and 84.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.34ms. Allocated memory is still 107.0MB. Free memory was 84.6MB in the beginning and 83.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 2752.62ms. Allocated memory is still 107.0MB. Free memory was 83.1MB in the beginning and 65.3MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 203098.74ms. Allocated memory is still 107.0MB. Free memory was 65.3MB in the beginning and 62.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. * Witness Printer took 108.08ms. Allocated memory is still 107.0MB. Free memory was 62.2MB in the beginning and 57.0MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 03:21:04,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d229b33-2c45-4334-af4c-5cb31c24818b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE