./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-38.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-38.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL --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 127e3a0cb76048ef1bf90b67c9d3d0888a5502aaa9e60e916cbe6b2df2fd80c6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:57:24,054 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:57:24,167 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:57:24,176 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:57:24,177 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:57:24,213 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:57:24,214 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:57:24,214 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:57:24,215 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:57:24,220 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:57:24,221 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:57:24,222 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:57:24,222 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:57:24,224 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:57:24,225 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:57:24,225 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:57:24,225 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:57:24,226 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:57:24,226 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:57:24,227 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:57:24,227 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:57:24,228 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:57:24,228 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:57:24,229 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:57:24,229 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:57:24,230 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:57:24,230 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:24,231 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:57:24,232 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:57:24,232 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:57:24,233 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:57:24,234 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:57:24,234 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:57:24,234 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_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 127e3a0cb76048ef1bf90b67c9d3d0888a5502aaa9e60e916cbe6b2df2fd80c6 [2023-11-19 02:57:24,531 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:57:24,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:57:24,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:57:24,563 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:57:24,564 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:57:24,565 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-38.i [2023-11-19 02:57:27,713 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:57:27,941 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:57:27,941 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-38.i [2023-11-19 02:57:27,951 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/data/c0bac7aee/d80a8a24b6af4c41b35b36ad7cc059bc/FLAG134f5a6c0 [2023-11-19 02:57:27,965 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/data/c0bac7aee/d80a8a24b6af4c41b35b36ad7cc059bc [2023-11-19 02:57:27,968 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:57:27,970 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:57:27,972 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:27,972 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:57:27,977 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:57:27,978 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:27,979 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@191e4fdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:27, skipping insertion in model container [2023-11-19 02:57:27,979 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:28,004 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:57:28,158 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_c561fe16-c227-4e9d-885b-36d04f3272a5/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-38.i[915,928] [2023-11-19 02:57:28,186 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:28,197 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:57:28,210 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_c561fe16-c227-4e9d-885b-36d04f3272a5/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-38.i[915,928] [2023-11-19 02:57:28,223 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:28,240 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:57:28,240 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:28 WrapperNode [2023-11-19 02:57:28,241 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:28,242 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:28,242 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:57:28,242 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:57:28,250 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:28" (1/1) ... [2023-11-19 02:57:28,259 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:28" (1/1) ... [2023-11-19 02:57:28,286 INFO L138 Inliner]: procedures = 26, calls = 21, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 69 [2023-11-19 02:57:28,286 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:28,287 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:57:28,287 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:57:28,288 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:57:28,297 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:28" (1/1) ... [2023-11-19 02:57:28,297 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:28" (1/1) ... [2023-11-19 02:57:28,299 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:28" (1/1) ... [2023-11-19 02:57:28,300 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:28" (1/1) ... [2023-11-19 02:57:28,306 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:28" (1/1) ... [2023-11-19 02:57:28,309 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:28" (1/1) ... [2023-11-19 02:57:28,311 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:28" (1/1) ... [2023-11-19 02:57:28,312 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:28" (1/1) ... [2023-11-19 02:57:28,314 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:57:28,315 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:57:28,315 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:57:28,315 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:57:28,316 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:28" (1/1) ... [2023-11-19 02:57:28,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:28,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:57:28,357 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:57:28,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:57:28,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:57:28,406 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:57:28,406 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:57:28,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:57:28,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:57:28,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:57:28,491 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:57:28,493 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:57:28,699 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:57:28,759 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:57:28,760 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:57:28,764 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:28 BoogieIcfgContainer [2023-11-19 02:57:28,765 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:57:28,766 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:57:28,766 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:57:28,782 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:57:28,782 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:28" (1/1) ... [2023-11-19 02:57:28,791 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:57:28,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:28,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2023-11-19 02:57:28,846 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2023-11-19 02:57:28,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:57:28,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:28,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:29,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:57:29,056 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:57:29,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:57:29,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:57:29,264 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:57:29,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:57:29,320 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 02:57:29,418 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:57:29 ImpRootNode [2023-11-19 02:57:29,431 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:57:29,434 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:57:29,434 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:57:29,437 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:57:29,439 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:28" (3/4) ... [2023-11-19 02:57:29,441 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 02:57:29,442 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:57:29,443 INFO L158 Benchmark]: Toolchain (without parser) took 1472.60ms. Allocated memory is still 169.9MB. Free memory was 123.8MB in the beginning and 138.3MB in the end (delta: -14.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:57:29,443 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 125.8MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:57:29,444 INFO L158 Benchmark]: CACSL2BoogieTranslator took 269.42ms. Allocated memory is still 169.9MB. Free memory was 123.8MB in the beginning and 112.4MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 02:57:29,448 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.81ms. Allocated memory is still 169.9MB. Free memory was 112.4MB in the beginning and 110.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:57:29,449 INFO L158 Benchmark]: Boogie Preprocessor took 26.93ms. Allocated memory is still 169.9MB. Free memory was 110.7MB in the beginning and 109.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:57:29,450 INFO L158 Benchmark]: RCFGBuilder took 449.91ms. Allocated memory is still 169.9MB. Free memory was 109.1MB in the beginning and 94.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 02:57:29,451 INFO L158 Benchmark]: CodeCheck took 665.54ms. Allocated memory is still 169.9MB. Free memory was 94.5MB in the beginning and 139.2MB in the end (delta: -44.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-19 02:57:29,452 INFO L158 Benchmark]: Witness Printer took 7.93ms. Allocated memory is still 169.9MB. Free memory is still 138.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:57:29,463 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, 22 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, 33 NumberOfCodeBlocks, 33 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 35, overapproximation of someUnaryFLOAToperation at line 35, overapproximation of someBinaryArithmeticFLOAToperation at line 35. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 256.2; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 0; [L25] unsigned short int var_1_5 = 0; [L26] float var_1_6 = 10.125; [L27] float var_1_7 = 9.4; [L28] unsigned long int var_1_8 = 50; [L63] isInitial = 1 [L64] FCALL initially() [L65] COND TRUE 1 [L66] FCALL updateLastVariables() [L67] CALL updateVariables() [L42] var_1_2 = __VERIFIER_nondet_uchar() [L43] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=1281/5, var_1_3=0, var_1_5=0, var_1_6=81/8, var_1_7=47/5, var_1_8=50] [L20] COND FALSE !(!cond) [L43] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_1=1281/5, var_1_3=0, var_1_5=0, var_1_6=81/8, var_1_7=47/5, var_1_8=50] [L44] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_1=1281/5, var_1_2=1, var_1_3=0, var_1_5=0, var_1_6=81/8, var_1_7=47/5, var_1_8=50] [L20] COND FALSE !(!cond) [L44] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_1=1281/5, var_1_2=1, var_1_3=0, var_1_5=0, var_1_6=81/8, var_1_7=47/5, var_1_8=50] [L45] var_1_3 = __VERIFIER_nondet_uchar() [L46] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=1281/5, var_1_2=1, var_1_3=1, var_1_5=0, var_1_6=81/8, var_1_7=47/5, var_1_8=50] [L20] COND FALSE !(!cond) [L46] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_1=1281/5, var_1_2=1, var_1_3=1, var_1_5=0, var_1_6=81/8, var_1_7=47/5, var_1_8=50] [L47] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_1=1281/5, var_1_2=1, var_1_3=1, var_1_5=0, var_1_6=81/8, var_1_7=47/5, var_1_8=50] [L20] COND FALSE !(!cond) [L47] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, var_1_1=1281/5, var_1_2=1, var_1_3=1, var_1_5=0, var_1_6=81/8, var_1_7=47/5, var_1_8=50] [L48] var_1_5 = __VERIFIER_nondet_ushort() [L49] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=1281/5, var_1_2=1, var_1_3=1, var_1_5=0, var_1_6=81/8, var_1_7=47/5, var_1_8=50] [L20] COND FALSE !(!cond) [L49] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_1=1281/5, var_1_2=1, var_1_3=1, var_1_5=0, var_1_6=81/8, var_1_7=47/5, var_1_8=50] [L50] CALL assume_abort_if_not(var_1_5 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_1=1281/5, var_1_2=1, var_1_3=1, var_1_5=0, var_1_6=81/8, var_1_7=47/5, var_1_8=50] [L20] COND FALSE !(!cond) [L50] RET assume_abort_if_not(var_1_5 <= 65535) VAL [isInitial=1, var_1_1=1281/5, var_1_2=1, var_1_3=1, var_1_5=0, var_1_6=81/8, var_1_7=47/5, var_1_8=50] [L51] var_1_6 = __VERIFIER_nondet_float() [L52] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=1281/5, var_1_2=1, var_1_3=1, var_1_5=0, var_1_6=2, var_1_7=47/5, var_1_8=50] [L20] COND FALSE !(!cond) [L52] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=1281/5, var_1_2=1, var_1_3=1, var_1_5=0, var_1_6=2, var_1_7=47/5, var_1_8=50] [L53] var_1_7 = __VERIFIER_nondet_float() [L54] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=1281/5, var_1_2=1, var_1_3=1, var_1_5=0, var_1_6=2, var_1_7=3, var_1_8=50] [L20] COND FALSE !(!cond) [L54] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=1281/5, var_1_2=1, var_1_3=1, var_1_5=0, var_1_6=2, var_1_7=3, var_1_8=50] [L67] RET updateVariables() [L68] CALL step() [L32] var_1_8 = var_1_5 [L33] COND TRUE var_1_2 || var_1_3 [L34] COND FALSE !(var_1_8 != var_1_8) [L37] var_1_1 = var_1_6 [L68] RET step() [L69] CALL, EXPR property() [L59-L60] return ((var_1_2 || var_1_3) ? ((var_1_8 != var_1_8) ? (var_1_1 == ((float) ((((-0.4f) > (((((var_1_6 + var_1_7) < 0 ) ? -(var_1_6 + var_1_7) : (var_1_6 + var_1_7))))) ? (-0.4f) : (((((var_1_6 + var_1_7) < 0 ) ? -(var_1_6 + var_1_7) : (var_1_6 + var_1_7)))))))) : (var_1_1 == ((float) var_1_6))) : 1) && (var_1_8 == ((unsigned long int) var_1_5)) ; [L69] RET, EXPR property() [L69] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_1=2, var_1_2=1, var_1_3=1, var_1_5=0, var_1_6=2, var_1_7=3, var_1_8=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_1=2, var_1_2=1, var_1_3=1, var_1_5=0, var_1_6=2, var_1_7=3, var_1_8=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 125.8MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 269.42ms. Allocated memory is still 169.9MB. Free memory was 123.8MB in the beginning and 112.4MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.81ms. Allocated memory is still 169.9MB. Free memory was 112.4MB in the beginning and 110.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.93ms. Allocated memory is still 169.9MB. Free memory was 110.7MB in the beginning and 109.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 449.91ms. Allocated memory is still 169.9MB. Free memory was 109.1MB in the beginning and 94.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 665.54ms. Allocated memory is still 169.9MB. Free memory was 94.5MB in the beginning and 139.2MB in the end (delta: -44.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 7.93ms. Allocated memory is still 169.9MB. Free memory is still 138.3MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 02:57:29,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/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_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-38.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL --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 127e3a0cb76048ef1bf90b67c9d3d0888a5502aaa9e60e916cbe6b2df2fd80c6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:57:32,136 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:57:32,217 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 02:57:32,248 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:57:32,249 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:57:32,249 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:57:32,250 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:57:32,251 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:57:32,251 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:57:32,252 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:57:32,253 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:57:32,253 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:57:32,254 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:57:32,254 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:57:32,255 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:57:32,255 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:57:32,256 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:57:32,256 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:57:32,257 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:57:32,257 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:57:32,257 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:57:32,258 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:57:32,258 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:57:32,259 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:57:32,259 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:57:32,260 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:57:32,260 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:57:32,261 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:57:32,261 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:32,262 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:57:32,262 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:57:32,263 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:57:32,263 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:57:32,263 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:57:32,264 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:57:32,264 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:57:32,265 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:57:32,265 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_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 127e3a0cb76048ef1bf90b67c9d3d0888a5502aaa9e60e916cbe6b2df2fd80c6 [2023-11-19 02:57:32,683 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:57:32,705 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:57:32,708 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:57:32,710 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:57:32,710 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:57:32,712 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-38.i [2023-11-19 02:57:35,787 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:57:36,032 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:57:36,033 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-38.i [2023-11-19 02:57:36,046 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/data/2c9a4aa25/a7d531022f8445daa0af8c051d15742f/FLAG11d732802 [2023-11-19 02:57:36,060 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/data/2c9a4aa25/a7d531022f8445daa0af8c051d15742f [2023-11-19 02:57:36,063 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:57:36,064 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:57:36,065 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:36,066 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:57:36,070 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:57:36,071 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:36" (1/1) ... [2023-11-19 02:57:36,072 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e9e6e0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:36, skipping insertion in model container [2023-11-19 02:57:36,072 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:36" (1/1) ... [2023-11-19 02:57:36,095 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:57:36,271 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_c561fe16-c227-4e9d-885b-36d04f3272a5/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-38.i[915,928] [2023-11-19 02:57:36,297 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:36,311 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:57:36,322 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_c561fe16-c227-4e9d-885b-36d04f3272a5/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-38.i[915,928] [2023-11-19 02:57:36,335 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:36,352 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:57:36,353 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:36 WrapperNode [2023-11-19 02:57:36,353 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:36,354 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:36,354 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:57:36,354 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:57:36,362 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:36" (1/1) ... [2023-11-19 02:57:36,372 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:36" (1/1) ... [2023-11-19 02:57:36,400 INFO L138 Inliner]: procedures = 27, calls = 21, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 69 [2023-11-19 02:57:36,400 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:36,401 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:57:36,401 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:57:36,401 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:57:36,412 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:36" (1/1) ... [2023-11-19 02:57:36,412 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:36" (1/1) ... [2023-11-19 02:57:36,425 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:36" (1/1) ... [2023-11-19 02:57:36,426 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:36" (1/1) ... [2023-11-19 02:57:36,448 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:36" (1/1) ... [2023-11-19 02:57:36,452 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:36" (1/1) ... [2023-11-19 02:57:36,454 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:36" (1/1) ... [2023-11-19 02:57:36,455 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:36" (1/1) ... [2023-11-19 02:57:36,473 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:57:36,474 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:57:36,474 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:57:36,474 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:57:36,475 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:36" (1/1) ... [2023-11-19 02:57:36,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:36,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:57:36,511 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:57:36,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:57:36,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:57:36,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:57:36,561 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:57:36,562 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:57:36,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:57:36,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:57:36,667 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:57:36,670 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:57:36,963 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:57:37,031 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:57:37,031 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:57:37,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:37 BoogieIcfgContainer [2023-11-19 02:57:37,036 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:57:37,037 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:57:37,037 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:57:37,046 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:57:37,046 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:37" (1/1) ... [2023-11-19 02:57:37,054 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:57:37,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:37,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2023-11-19 02:57:37,107 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2023-11-19 02:57:37,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:57:37,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:37,114 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:57:37,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:57:37,119 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:57:37,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 02:57:37,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:37,563 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 02:57:37,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:37,629 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 02:57:37,638 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:57:38,284 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 17 proven. 7 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-19 02:57:38,288 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 02:57:38,296 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-19 02:57:38,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:38,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 19 states and 26 transitions. [2023-11-19 02:57:38,775 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2023-11-19 02:57:38,776 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 02:57:38,777 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2023-11-19 02:57:38,785 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-19 02:57:38,900 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:57:38,902 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:57:38,903 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:57:38,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:57:38 ImpRootNode [2023-11-19 02:57:38,903 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:57:38,904 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:57:38,904 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:57:38,904 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:57:38,904 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:37" (3/4) ... [2023-11-19 02:57:38,906 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 02:57:38,910 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-19 02:57:38,915 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2023-11-19 02:57:38,916 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-19 02:57:38,916 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 02:57:38,916 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 02:57:39,011 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 02:57:39,011 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 02:57:39,011 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:57:39,012 INFO L158 Benchmark]: Toolchain (without parser) took 2947.90ms. Allocated memory was 83.9MB in the beginning and 115.3MB in the end (delta: 31.5MB). Free memory was 59.8MB in the beginning and 83.8MB in the end (delta: -23.9MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2023-11-19 02:57:39,013 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory was 60.3MB in the beginning and 60.1MB in the end (delta: 155.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:57:39,013 INFO L158 Benchmark]: CACSL2BoogieTranslator took 287.96ms. Allocated memory is still 83.9MB. Free memory was 59.6MB in the beginning and 47.5MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:57:39,014 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.29ms. Allocated memory is still 83.9MB. Free memory was 47.5MB in the beginning and 45.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:57:39,014 INFO L158 Benchmark]: Boogie Preprocessor took 72.22ms. Allocated memory is still 83.9MB. Free memory was 45.7MB in the beginning and 44.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:57:39,015 INFO L158 Benchmark]: RCFGBuilder took 562.13ms. Allocated memory was 83.9MB in the beginning and 115.3MB in the end (delta: 31.5MB). Free memory was 44.1MB in the beginning and 83.6MB in the end (delta: -39.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 02:57:39,015 INFO L158 Benchmark]: CodeCheck took 1866.35ms. Allocated memory is still 115.3MB. Free memory was 83.1MB in the beginning and 89.1MB in the end (delta: -6.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:57:39,015 INFO L158 Benchmark]: Witness Printer took 107.81ms. Allocated memory is still 115.3MB. Free memory was 89.1MB in the beginning and 83.8MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 02:57:39,017 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, 22 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 55 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 20 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 35 IncrementalHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 18 mSDtfsCounter, 35 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 212 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 32 ConstructedInterpolants, 5 QuantifiedInterpolants, 170 SizeOfPredicates, 12 NumberOfNonLiveVariables, 82 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 1 InterpolantComputations, 0 PerfectInterpolantSequences, 49/56 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: 65]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 41]: 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 0.28ms. Allocated memory is still 83.9MB. Free memory was 60.3MB in the beginning and 60.1MB in the end (delta: 155.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 287.96ms. Allocated memory is still 83.9MB. Free memory was 59.6MB in the beginning and 47.5MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.29ms. Allocated memory is still 83.9MB. Free memory was 47.5MB in the beginning and 45.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.22ms. Allocated memory is still 83.9MB. Free memory was 45.7MB in the beginning and 44.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 562.13ms. Allocated memory was 83.9MB in the beginning and 115.3MB in the end (delta: 31.5MB). Free memory was 44.1MB in the beginning and 83.6MB in the end (delta: -39.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 1866.35ms. Allocated memory is still 115.3MB. Free memory was 83.1MB in the beginning and 89.1MB in the end (delta: -6.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 107.81ms. Allocated memory is still 115.3MB. Free memory was 89.1MB in the beginning and 83.8MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 02:57:39,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c561fe16-c227-4e9d-885b-36d04f3272a5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE