./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-99.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_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/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_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-99.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/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_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/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 573cbc57cae1350f9d2f59bf5c5a92b8e982a601942d1fa1ee0f6a2a387b8d33 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:32:47,183 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:32:47,258 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:32:47,264 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:32:47,272 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:32:47,319 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:32:47,322 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:32:47,323 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:32:47,324 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:32:47,330 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:32:47,332 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:32:47,333 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:32:47,333 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:32:47,335 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:32:47,336 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:32:47,336 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:32:47,337 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:32:47,338 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:32:47,338 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:32:47,339 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:32:47,339 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:32:47,340 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:32:47,341 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:32:47,341 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:32:47,342 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:32:47,343 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:32:47,344 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:32:47,344 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:32:47,345 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:32:47,346 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:32:47,347 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:32:47,348 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:32:47,348 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:32:47,348 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_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 573cbc57cae1350f9d2f59bf5c5a92b8e982a601942d1fa1ee0f6a2a387b8d33 [2023-11-19 03:32:47,632 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:32:47,657 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:32:47,660 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:32:47,661 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:32:47,662 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:32:47,664 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-99.i [2023-11-19 03:32:50,864 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:32:51,198 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:32:51,199 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-99.i [2023-11-19 03:32:51,212 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/bin/ukojak-verify-G8NBE6pJGL/data/bc5c78193/71bbc681b2fb409198c93c4b4f67ac82/FLAG4a66a5799 [2023-11-19 03:32:51,232 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/bin/ukojak-verify-G8NBE6pJGL/data/bc5c78193/71bbc681b2fb409198c93c4b4f67ac82 [2023-11-19 03:32:51,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:32:51,244 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:32:51,251 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:32:51,251 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:32:51,257 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:32:51,261 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:32:51" (1/1) ... [2023-11-19 03:32:51,264 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c019d6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:51, skipping insertion in model container [2023-11-19 03:32:51,265 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:32:51" (1/1) ... [2023-11-19 03:32:51,309 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:32:51,514 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_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-99.i[915,928] [2023-11-19 03:32:51,553 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:32:51,568 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:32:51,584 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_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-99.i[915,928] [2023-11-19 03:32:51,605 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:32:51,625 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:32:51,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:51 WrapperNode [2023-11-19 03:32:51,626 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:32:51,627 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:32:51,627 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:32:51,628 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:32:51,636 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:51" (1/1) ... [2023-11-19 03:32:51,646 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:51" (1/1) ... [2023-11-19 03:32:51,681 INFO L138 Inliner]: procedures = 26, calls = 26, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 86 [2023-11-19 03:32:51,681 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:32:51,682 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:32:51,682 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:32:51,683 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:32:51,693 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:51" (1/1) ... [2023-11-19 03:32:51,694 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:51" (1/1) ... [2023-11-19 03:32:51,696 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:51" (1/1) ... [2023-11-19 03:32:51,697 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:51" (1/1) ... [2023-11-19 03:32:51,704 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:51" (1/1) ... [2023-11-19 03:32:51,708 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:51" (1/1) ... [2023-11-19 03:32:51,710 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:51" (1/1) ... [2023-11-19 03:32:51,712 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:51" (1/1) ... [2023-11-19 03:32:51,715 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:32:51,716 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:32:51,716 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:32:51,717 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:32:51,718 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:51" (1/1) ... [2023-11-19 03:32:51,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:32:51,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:32:51,754 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:32:51,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:32:51,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:32:51,804 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:32:51,805 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:32:51,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:32:51,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:32:51,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:32:51,904 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:32:51,906 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:32:52,271 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:32:52,382 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:32:52,382 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:32:52,387 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:32:52 BoogieIcfgContainer [2023-11-19 03:32:52,387 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:32:52,388 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:32:52,388 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:32:52,401 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:32:52,401 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:32:52" (1/1) ... [2023-11-19 03:32:52,410 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:32:52,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:32:52,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 43 transitions. [2023-11-19 03:32:52,474 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2023-11-19 03:32:52,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:32:52,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:32:52,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:32:52,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:32:52,751 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:32:52,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:32:53,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:32:53,109 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:32:53,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:32:53,206 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 03:32:53,281 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:32:53 ImpRootNode [2023-11-19 03:32:53,283 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:32:53,284 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:32:53,286 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:32:53,287 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:32:53,288 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:32:52" (3/4) ... [2023-11-19 03:32:53,291 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:32:53,295 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:32:53,296 INFO L158 Benchmark]: Toolchain (without parser) took 2051.85ms. Allocated memory was 146.8MB in the beginning and 195.0MB in the end (delta: 48.2MB). Free memory was 104.1MB in the beginning and 154.0MB in the end (delta: -50.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:32:53,298 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 113.2MB. Free memory was 66.5MB in the beginning and 66.4MB in the end (delta: 63.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:32:53,299 INFO L158 Benchmark]: CACSL2BoogieTranslator took 375.33ms. Allocated memory is still 146.8MB. Free memory was 103.7MB in the beginning and 92.5MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:32:53,300 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.29ms. Allocated memory is still 146.8MB. Free memory was 92.1MB in the beginning and 90.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:32:53,301 INFO L158 Benchmark]: Boogie Preprocessor took 33.29ms. Allocated memory is still 146.8MB. Free memory was 90.0MB in the beginning and 88.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:32:53,302 INFO L158 Benchmark]: RCFGBuilder took 670.76ms. Allocated memory is still 146.8MB. Free memory was 88.8MB in the beginning and 71.2MB in the end (delta: 17.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 03:32:53,304 INFO L158 Benchmark]: CodeCheck took 895.25ms. Allocated memory was 146.8MB in the beginning and 195.0MB in the end (delta: 48.2MB). Free memory was 71.2MB in the beginning and 154.0MB in the end (delta: -82.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:32:53,304 INFO L158 Benchmark]: Witness Printer took 11.10ms. Allocated memory is still 195.0MB. Free memory is still 154.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:32:53,311 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, 30 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 51 NumberOfCodeBlocks, 51 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 37. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] double var_1_2 = 3.25; [L24] double var_1_3 = 32.75; [L25] double var_1_4 = 128.75; [L26] unsigned char var_1_6 = 32; [L27] unsigned char var_1_7 = 32; [L28] unsigned char var_1_8 = 16; [L29] unsigned char var_1_9 = 0; [L30] unsigned char var_1_10 = 1; [L31] unsigned char var_1_11 = 1; [L32] signed short int var_1_12 = 10; [L72] isInitial = 1 [L73] FCALL initially() [L74] COND TRUE 1 [L75] FCALL updateLastVariables() [L76] CALL updateVariables() [L43] var_1_2 = __VERIFIER_nondet_double() [L44] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=10, var_1_1=1, var_1_3=131/4, var_1_4=515/4, var_1_6=32, var_1_7=32, var_1_8=16, var_1_9=0] [L20] COND FALSE !(!cond) [L44] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=10, var_1_1=1, var_1_3=131/4, var_1_4=515/4, var_1_6=32, var_1_7=32, var_1_8=16, var_1_9=0] [L45] var_1_3 = __VERIFIER_nondet_double() [L46] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=10, var_1_1=1, var_1_3=2, var_1_4=515/4, var_1_6=32, var_1_7=32, var_1_8=16, var_1_9=0] [L20] COND FALSE !(!cond) [L46] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=10, var_1_1=1, var_1_3=2, var_1_4=515/4, var_1_6=32, var_1_7=32, var_1_8=16, var_1_9=0] [L47] var_1_4 = __VERIFIER_nondet_double() [L48] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=10, var_1_1=1, var_1_3=2, var_1_4=3, var_1_6=32, var_1_7=32, var_1_8=16, var_1_9=0] [L20] COND FALSE !(!cond) [L48] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=10, var_1_1=1, var_1_3=2, var_1_4=3, var_1_6=32, var_1_7=32, var_1_8=16, var_1_9=0] [L49] var_1_6 = __VERIFIER_nondet_uchar() [L50] CALL assume_abort_if_not(var_1_6 >= 31) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=10, var_1_1=1, var_1_3=2, var_1_4=3, var_1_6=31, var_1_7=32, var_1_8=16, var_1_9=0] [L20] COND FALSE !(!cond) [L50] RET assume_abort_if_not(var_1_6 >= 31) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=10, var_1_1=1, var_1_3=2, var_1_4=3, var_1_6=31, var_1_7=32, var_1_8=16, var_1_9=0] [L51] CALL assume_abort_if_not(var_1_6 <= 64) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=10, var_1_1=1, var_1_3=2, var_1_4=3, var_1_6=31, var_1_7=32, var_1_8=16, var_1_9=0] [L20] COND FALSE !(!cond) [L51] RET assume_abort_if_not(var_1_6 <= 64) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=10, var_1_1=1, var_1_3=2, var_1_4=3, var_1_6=31, var_1_7=32, var_1_8=16, var_1_9=0] [L52] var_1_7 = __VERIFIER_nondet_uchar() [L53] CALL assume_abort_if_not(var_1_7 >= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=10, var_1_1=1, var_1_3=2, var_1_4=3, var_1_6=31, var_1_7=32, var_1_8=16, var_1_9=0] [L20] COND FALSE !(!cond) [L53] RET assume_abort_if_not(var_1_7 >= 32) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=10, var_1_1=1, var_1_3=2, var_1_4=3, var_1_6=31, var_1_7=32, var_1_8=16, var_1_9=0] [L54] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=10, var_1_1=1, var_1_3=2, var_1_4=3, var_1_6=31, var_1_7=32, var_1_8=16, var_1_9=0] [L20] COND FALSE !(!cond) [L54] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=10, var_1_1=1, var_1_3=2, var_1_4=3, var_1_6=31, var_1_7=32, var_1_8=16, var_1_9=0] [L55] var_1_8 = __VERIFIER_nondet_uchar() [L56] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=10, var_1_1=1, var_1_3=2, var_1_4=3, var_1_6=31, var_1_7=32, var_1_8=63, var_1_9=0] [L20] COND FALSE !(!cond) [L56] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=10, var_1_1=1, var_1_3=2, var_1_4=3, var_1_6=31, var_1_7=32, var_1_8=63, var_1_9=0] [L57] CALL assume_abort_if_not(var_1_8 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=10, var_1_1=1, var_1_3=2, var_1_4=3, var_1_6=31, var_1_7=32, var_1_8=63, var_1_9=0] [L20] COND FALSE !(!cond) [L57] RET assume_abort_if_not(var_1_8 <= 63) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=10, var_1_1=1, var_1_3=2, var_1_4=3, var_1_6=31, var_1_7=32, var_1_8=63, var_1_9=0] [L58] var_1_9 = __VERIFIER_nondet_uchar() [L59] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=10, var_1_1=1, var_1_3=2, var_1_4=3, var_1_6=31, var_1_7=32, var_1_8=63, var_1_9=0] [L20] COND FALSE !(!cond) [L59] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=10, var_1_1=1, var_1_3=2, var_1_4=3, var_1_6=31, var_1_7=32, var_1_8=63, var_1_9=0] [L60] CALL assume_abort_if_not(var_1_9 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=10, var_1_1=1, var_1_3=2, var_1_4=3, var_1_6=31, var_1_7=32, var_1_8=63, var_1_9=0] [L20] COND FALSE !(!cond) [L60] RET assume_abort_if_not(var_1_9 <= 127) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=10, var_1_1=1, var_1_3=2, var_1_4=3, var_1_6=31, var_1_7=32, var_1_8=63, var_1_9=0] [L61] var_1_11 = __VERIFIER_nondet_uchar() [L62] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=10, var_1_1=1, var_1_3=2, var_1_4=3, var_1_6=31, var_1_7=32, var_1_8=63, var_1_9=0] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=10, var_1_1=1, var_1_3=2, var_1_4=3, var_1_6=31, var_1_7=32, var_1_8=63, var_1_9=0] [L63] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=10, var_1_1=1, var_1_3=2, var_1_4=3, var_1_6=31, var_1_7=32, var_1_8=63, var_1_9=0] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=10, var_1_1=1, var_1_3=2, var_1_4=3, var_1_6=31, var_1_7=32, var_1_8=63, var_1_9=0] [L76] RET updateVariables() [L77] CALL step() [L36] var_1_10 = var_1_11 [L37] COND FALSE !((var_1_2 <= (var_1_3 - var_1_4)) && var_1_10) [L40] var_1_12 = var_1_1 [L77] RET step() [L78] CALL, EXPR property() [L68-L69] return ((((var_1_2 <= (var_1_3 - var_1_4)) && var_1_10) ? (var_1_1 == ((unsigned char) (((var_1_6 + var_1_7) - var_1_8) + var_1_9))) : 1) && (var_1_10 == ((unsigned char) var_1_11))) && (var_1_12 == ((signed short int) var_1_1)) ; [L78] RET, EXPR property() [L78] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=1, var_1_1=1, var_1_3=2, var_1_4=3, var_1_6=31, var_1_7=32, var_1_8=63, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=1, var_1_1=1, var_1_3=2, var_1_4=3, var_1_6=31, var_1_7=32, var_1_8=63, var_1_9=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 113.2MB. Free memory was 66.5MB in the beginning and 66.4MB in the end (delta: 63.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 375.33ms. Allocated memory is still 146.8MB. Free memory was 103.7MB in the beginning and 92.5MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.29ms. Allocated memory is still 146.8MB. Free memory was 92.1MB in the beginning and 90.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.29ms. Allocated memory is still 146.8MB. Free memory was 90.0MB in the beginning and 88.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 670.76ms. Allocated memory is still 146.8MB. Free memory was 88.8MB in the beginning and 71.2MB in the end (delta: 17.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 895.25ms. Allocated memory was 146.8MB in the beginning and 195.0MB in the end (delta: 48.2MB). Free memory was 71.2MB in the beginning and 154.0MB in the end (delta: -82.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 11.10ms. Allocated memory is still 195.0MB. Free memory is still 154.0MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 03:32:53,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/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_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/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_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-99.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/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_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/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 573cbc57cae1350f9d2f59bf5c5a92b8e982a601942d1fa1ee0f6a2a387b8d33 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:32:56,384 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:32:56,524 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:32:56,577 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:32:56,578 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:32:56,579 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:32:56,580 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:32:56,581 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:32:56,582 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:32:56,587 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:32:56,588 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:32:56,589 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:32:56,589 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:32:56,591 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:32:56,592 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:32:56,592 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:32:56,593 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:32:56,593 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:32:56,593 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:32:56,594 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:32:56,594 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:32:56,595 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:32:56,595 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:32:56,596 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:32:56,596 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:32:56,597 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:32:56,597 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:32:56,598 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:32:56,598 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:32:56,599 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:32:56,600 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:32:56,600 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:32:56,601 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:32:56,601 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:32:56,601 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:32:56,602 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:32:56,602 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:32:56,602 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_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 573cbc57cae1350f9d2f59bf5c5a92b8e982a601942d1fa1ee0f6a2a387b8d33 [2023-11-19 03:32:57,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:32:57,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:32:57,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:32:57,139 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:32:57,139 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:32:57,141 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-99.i [2023-11-19 03:33:00,549 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:33:00,853 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:33:00,853 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-99.i [2023-11-19 03:33:00,862 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/bin/ukojak-verify-G8NBE6pJGL/data/6456af0cd/1aef81bc62c945118850c1d7e506d403/FLAG65f5978c1 [2023-11-19 03:33:00,877 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/bin/ukojak-verify-G8NBE6pJGL/data/6456af0cd/1aef81bc62c945118850c1d7e506d403 [2023-11-19 03:33:00,880 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:33:00,882 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:33:00,884 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:33:00,884 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:33:00,889 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:33:00,890 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:33:00" (1/1) ... [2023-11-19 03:33:00,892 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44f63944 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:00, skipping insertion in model container [2023-11-19 03:33:00,892 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:33:00" (1/1) ... [2023-11-19 03:33:00,921 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:33:01,149 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_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-99.i[915,928] [2023-11-19 03:33:01,207 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:33:01,241 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:33:01,261 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_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-99.i[915,928] [2023-11-19 03:33:01,290 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:33:01,318 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:33:01,319 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:01 WrapperNode [2023-11-19 03:33:01,319 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:33:01,321 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:33:01,322 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:33:01,322 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:33:01,330 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:01" (1/1) ... [2023-11-19 03:33:01,359 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:01" (1/1) ... [2023-11-19 03:33:01,401 INFO L138 Inliner]: procedures = 27, calls = 26, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 86 [2023-11-19 03:33:01,402 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:33:01,403 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:33:01,403 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:33:01,403 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:33:01,414 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:01" (1/1) ... [2023-11-19 03:33:01,415 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:01" (1/1) ... [2023-11-19 03:33:01,426 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:01" (1/1) ... [2023-11-19 03:33:01,427 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:01" (1/1) ... [2023-11-19 03:33:01,447 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:01" (1/1) ... [2023-11-19 03:33:01,451 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:01" (1/1) ... [2023-11-19 03:33:01,454 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:01" (1/1) ... [2023-11-19 03:33:01,456 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:01" (1/1) ... [2023-11-19 03:33:01,459 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:33:01,468 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:33:01,468 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:33:01,469 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:33:01,470 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:01" (1/1) ... [2023-11-19 03:33:01,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:33:01,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:33:01,504 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:33:01,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:33:01,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:33:01,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:33:01,557 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:33:01,558 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:33:01,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:33:01,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:33:01,700 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:33:01,703 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:33:02,793 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:33:02,884 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:33:02,885 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:33:02,895 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:33:02 BoogieIcfgContainer [2023-11-19 03:33:02,895 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:33:02,896 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:33:02,896 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:33:02,906 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:33:02,907 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:33:02" (1/1) ... [2023-11-19 03:33:02,916 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:33:02,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:02,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 43 transitions. [2023-11-19 03:33:03,000 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2023-11-19 03:33:03,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:33:03,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:33:03,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:33:03,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:33:03,014 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:33:03,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:33:03,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:03,560 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:33:03,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:33:03,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:33:03,698 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:33:04,454 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-19 03:33:04,464 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:33:04,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-19 03:33:05,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:33:05,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2023-11-19 03:33:05,002 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2023-11-19 03:33:05,005 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:33:05,005 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2023-11-19 03:33:05,015 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-19 03:33:05,054 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:33:05,057 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:33:05,057 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:33:05,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:33:05 ImpRootNode [2023-11-19 03:33:05,058 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:33:05,059 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:33:05,059 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:33:05,060 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:33:05,060 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:33:02" (3/4) ... [2023-11-19 03:33:05,063 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:33:05,067 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-19 03:33:05,073 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2023-11-19 03:33:05,074 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-19 03:33:05,075 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-19 03:33:05,075 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:33:05,251 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:33:05,252 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:33:05,252 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:33:05,253 INFO L158 Benchmark]: Toolchain (without parser) took 4371.34ms. Allocated memory is still 102.8MB. Free memory was 78.9MB in the beginning and 71.0MB in the end (delta: 7.9MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2023-11-19 03:33:05,254 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 77.6MB. Free memory is still 54.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:33:05,257 INFO L158 Benchmark]: CACSL2BoogieTranslator took 435.69ms. Allocated memory is still 102.8MB. Free memory was 78.6MB in the beginning and 66.7MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:33:05,258 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.89ms. Allocated memory is still 102.8MB. Free memory was 66.5MB in the beginning and 64.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:33:05,258 INFO L158 Benchmark]: Boogie Preprocessor took 56.59ms. Allocated memory is still 102.8MB. Free memory was 64.7MB in the beginning and 63.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:33:05,259 INFO L158 Benchmark]: RCFGBuilder took 1427.45ms. Allocated memory is still 102.8MB. Free memory was 63.1MB in the beginning and 71.6MB in the end (delta: -8.5MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2023-11-19 03:33:05,259 INFO L158 Benchmark]: CodeCheck took 2162.08ms. Allocated memory is still 102.8MB. Free memory was 71.6MB in the beginning and 75.8MB in the end (delta: -4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:33:05,260 INFO L158 Benchmark]: Witness Printer took 193.52ms. Allocated memory is still 102.8MB. Free memory was 75.8MB in the beginning and 71.0MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:33:05,263 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, 30 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 91 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 35 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 35 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 286 GetRequests, 282 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 51 NumberOfCodeBlocks, 51 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 50 ConstructedInterpolants, 0 QuantifiedInterpolants, 55 SizeOfPredicates, 16 NumberOfNonLiveVariables, 120 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 1 InterpolantComputations, 0 PerfectInterpolantSequences, 151/156 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: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 74]: 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 0.33ms. Allocated memory is still 77.6MB. Free memory is still 54.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 435.69ms. Allocated memory is still 102.8MB. Free memory was 78.6MB in the beginning and 66.7MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.89ms. Allocated memory is still 102.8MB. Free memory was 66.5MB in the beginning and 64.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.59ms. Allocated memory is still 102.8MB. Free memory was 64.7MB in the beginning and 63.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1427.45ms. Allocated memory is still 102.8MB. Free memory was 63.1MB in the beginning and 71.6MB in the end (delta: -8.5MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * CodeCheck took 2162.08ms. Allocated memory is still 102.8MB. Free memory was 71.6MB in the beginning and 75.8MB in the end (delta: -4.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 193.52ms. Allocated memory is still 102.8MB. Free memory was 75.8MB in the beginning and 71.0MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 03:33:05,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8025ac22-9ff1-40f0-8f7d-e57034bf3aad/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