./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-13.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fafb484-6c59-4be2-bf73-055289a8d2c6/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fafb484-6c59-4be2-bf73-055289a8d2c6/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fafb484-6c59-4be2-bf73-055289a8d2c6/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fafb484-6c59-4be2-bf73-055289a8d2c6/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-13.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fafb484-6c59-4be2-bf73-055289a8d2c6/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fafb484-6c59-4be2-bf73-055289a8d2c6/bin/ukojak-verify-0OAaufAVZV --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 05a6e6e8723c5d79d8476dd5b74b6ce5ae5199b412c2ad129a20e082f5fd2cdb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:46:48,196 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:46:48,326 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fafb484-6c59-4be2-bf73-055289a8d2c6/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-11 23:46:48,335 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:46:48,336 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:46:48,384 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:46:48,390 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:46:48,391 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:46:48,392 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:46:48,398 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:46:48,399 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:46:48,399 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:46:48,400 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:46:48,402 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:46:48,402 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:46:48,403 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:46:48,403 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:46:48,404 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:46:48,404 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:46:48,405 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:46:48,406 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:46:48,407 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:46:48,407 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:46:48,408 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:46:48,409 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:46:48,409 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:46:48,410 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:46:48,411 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:46:48,411 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:46:48,412 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:46:48,413 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:46:48,414 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:46:48,414 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_5fafb484-6c59-4be2-bf73-055289a8d2c6/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fafb484-6c59-4be2-bf73-055289a8d2c6/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05a6e6e8723c5d79d8476dd5b74b6ce5ae5199b412c2ad129a20e082f5fd2cdb [2023-11-11 23:46:48,763 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:46:48,803 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:46:48,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:46:48,808 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:46:48,809 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:46:48,811 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fafb484-6c59-4be2-bf73-055289a8d2c6/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-13.i [2023-11-11 23:46:52,218 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:46:52,505 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:46:52,506 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fafb484-6c59-4be2-bf73-055289a8d2c6/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-13.i [2023-11-11 23:46:52,517 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fafb484-6c59-4be2-bf73-055289a8d2c6/bin/ukojak-verify-0OAaufAVZV/data/2262674e6/558b8c47af3e4336916a91ad291fac4c/FLAGfb00823b5 [2023-11-11 23:46:52,534 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fafb484-6c59-4be2-bf73-055289a8d2c6/bin/ukojak-verify-0OAaufAVZV/data/2262674e6/558b8c47af3e4336916a91ad291fac4c [2023-11-11 23:46:52,537 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:46:52,539 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:46:52,541 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:46:52,541 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:46:52,547 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:46:52,547 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:46:52" (1/1) ... [2023-11-11 23:46:52,549 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bf88ec4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:52, skipping insertion in model container [2023-11-11 23:46:52,549 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:46:52" (1/1) ... [2023-11-11 23:46:52,590 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:46:52,736 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_5fafb484-6c59-4be2-bf73-055289a8d2c6/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-13.i[915,928] [2023-11-11 23:46:52,788 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:46:52,806 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:46:52,816 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_5fafb484-6c59-4be2-bf73-055289a8d2c6/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-13.i[915,928] [2023-11-11 23:46:52,844 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:46:52,862 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:46:52,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:52 WrapperNode [2023-11-11 23:46:52,863 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:46:52,864 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:46:52,865 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:46:52,865 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:46:52,873 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:52" (1/1) ... [2023-11-11 23:46:52,884 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:52" (1/1) ... [2023-11-11 23:46:52,937 INFO L138 Inliner]: procedures = 26, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 103 [2023-11-11 23:46:52,938 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:46:52,938 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:46:52,939 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:46:52,939 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:46:52,949 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:52" (1/1) ... [2023-11-11 23:46:52,949 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:52" (1/1) ... [2023-11-11 23:46:52,953 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:52" (1/1) ... [2023-11-11 23:46:52,955 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:52" (1/1) ... [2023-11-11 23:46:52,976 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:52" (1/1) ... [2023-11-11 23:46:52,980 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:52" (1/1) ... [2023-11-11 23:46:52,996 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:52" (1/1) ... [2023-11-11 23:46:52,998 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:52" (1/1) ... [2023-11-11 23:46:53,004 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:46:53,005 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:46:53,006 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:46:53,006 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:46:53,007 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:46:52" (1/1) ... [2023-11-11 23:46:53,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:46:53,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fafb484-6c59-4be2-bf73-055289a8d2c6/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:46:53,057 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fafb484-6c59-4be2-bf73-055289a8d2c6/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:46:53,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fafb484-6c59-4be2-bf73-055289a8d2c6/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:46:53,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:46:53,112 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:46:53,113 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:46:53,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:46:53,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:46:53,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:46:53,237 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:46:53,243 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:46:53,624 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:46:53,779 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:46:53,779 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:46:53,782 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:46:53 BoogieIcfgContainer [2023-11-11 23:46:53,783 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:46:53,785 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:46:53,785 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:46:53,795 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:46:53,796 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:46:53" (1/1) ... [2023-11-11 23:46:53,807 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:46:53,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:53,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2023-11-11 23:46:53,890 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2023-11-11 23:46:53,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-11 23:46:53,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:46:53,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:46:54,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:46:55,968 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-11-11 23:46:56,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:46:56,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 45 transitions. [2023-11-11 23:46:56,088 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 45 transitions. [2023-11-11 23:46:56,090 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-11 23:46:56,090 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2023-11-11 23:46:56,102 INFO L753 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-11 23:46:56,134 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-11 23:46:56,139 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-11 23:46:56,139 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-11 23:46:56,140 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:46:56 ImpRootNode [2023-11-11 23:46:56,140 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:46:56,141 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:46:56,141 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:46:56,141 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:46:56,142 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:46:53" (3/4) ... [2023-11-11 23:46:56,145 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-11 23:46:56,150 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-11 23:46:56,157 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2023-11-11 23:46:56,157 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-11 23:46:56,158 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-11 23:46:56,159 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-11 23:46:56,276 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fafb484-6c59-4be2-bf73-055289a8d2c6/bin/ukojak-verify-0OAaufAVZV/witness.graphml [2023-11-11 23:46:56,277 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fafb484-6c59-4be2-bf73-055289a8d2c6/bin/ukojak-verify-0OAaufAVZV/witness.yml [2023-11-11 23:46:56,277 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:46:56,278 INFO L158 Benchmark]: Toolchain (without parser) took 3739.64ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 121.0MB in the beginning and 148.5MB in the end (delta: -27.5MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2023-11-11 23:46:56,279 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory is still 77.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:46:56,279 INFO L158 Benchmark]: CACSL2BoogieTranslator took 323.00ms. Allocated memory is still 169.9MB. Free memory was 121.0MB in the beginning and 108.5MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-11 23:46:56,280 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.44ms. Allocated memory is still 169.9MB. Free memory was 108.1MB in the beginning and 104.7MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:46:56,280 INFO L158 Benchmark]: Boogie Preprocessor took 66.25ms. Allocated memory is still 169.9MB. Free memory was 104.7MB in the beginning and 102.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:46:56,281 INFO L158 Benchmark]: RCFGBuilder took 777.49ms. Allocated memory is still 169.9MB. Free memory was 102.7MB in the beginning and 124.0MB in the end (delta: -21.3MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2023-11-11 23:46:56,282 INFO L158 Benchmark]: CodeCheck took 2355.47ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 124.0MB in the beginning and 153.8MB in the end (delta: -29.8MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2023-11-11 23:46:56,282 INFO L158 Benchmark]: Witness Printer took 136.81ms. Allocated memory is still 205.5MB. Free memory was 153.8MB in the beginning and 148.5MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-11 23:46:56,285 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, 33 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 106 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 41 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 41 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 279 GetRequests, 277 SyntacticMatches, 0 SemanticMatches, 2 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, 0.3s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 60 NumberOfCodeBlocks, 60 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 59 ConstructedInterpolants, 0 QuantifiedInterpolants, 62 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 240/240 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: 58]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 93]: 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 0.30ms. Allocated memory is still 130.0MB. Free memory is still 77.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 323.00ms. Allocated memory is still 169.9MB. Free memory was 121.0MB in the beginning and 108.5MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.44ms. Allocated memory is still 169.9MB. Free memory was 108.1MB in the beginning and 104.7MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.25ms. Allocated memory is still 169.9MB. Free memory was 104.7MB in the beginning and 102.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 777.49ms. Allocated memory is still 169.9MB. Free memory was 102.7MB in the beginning and 124.0MB in the end (delta: -21.3MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * CodeCheck took 2355.47ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 124.0MB in the beginning and 153.8MB in the end (delta: -29.8MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * Witness Printer took 136.81ms. Allocated memory is still 205.5MB. Free memory was 153.8MB in the beginning and 148.5MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-11 23:46:56,320 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fafb484-6c59-4be2-bf73-055289a8d2c6/bin/ukojak-verify-0OAaufAVZV/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