./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-53.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-53.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8031214ed9c619943b4a735ea98fb6c6f1f9f3536470f440c97b936292613cf6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:08:48,644 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:08:48,707 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 00:08:48,711 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:08:48,712 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:08:48,733 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:08:48,734 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:08:48,735 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:08:48,736 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:08:48,736 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:08:48,737 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:08:48,737 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:08:48,738 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:08:48,738 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:08:48,739 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:08:48,739 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:08:48,740 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:08:48,740 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:08:48,741 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:08:48,741 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:08:48,742 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:08:48,742 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:08:48,743 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:08:48,743 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:08:48,743 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:08:48,744 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:08:48,744 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:08:48,745 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:08:48,745 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:08:48,745 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:08:48,746 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:08:48,746 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:08:48,746 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:08:48,746 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_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8031214ed9c619943b4a735ea98fb6c6f1f9f3536470f440c97b936292613cf6 [2023-12-03 00:08:48,975 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:08:48,994 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:08:48,997 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:08:48,998 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:08:48,998 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:08:48,999 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-53.i [2023-12-03 00:08:51,798 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:08:51,976 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:08:51,976 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-53.i [2023-12-03 00:08:51,985 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/data/f736a0828/cad1b52cd9144470a5eb612a384255d7/FLAG32a157820 [2023-12-03 00:08:51,999 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/data/f736a0828/cad1b52cd9144470a5eb612a384255d7 [2023-12-03 00:08:52,002 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:08:52,003 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:08:52,005 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:08:52,005 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:08:52,010 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:08:52,010 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:08:52" (1/1) ... [2023-12-03 00:08:52,012 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@488d91b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:52, skipping insertion in model container [2023-12-03 00:08:52,012 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:08:52" (1/1) ... [2023-12-03 00:08:52,037 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:08:52,180 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_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-53.i[915,928] [2023-12-03 00:08:52,205 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:08:52,216 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:08:52,229 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_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-53.i[915,928] [2023-12-03 00:08:52,241 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:08:52,256 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:08:52,257 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:52 WrapperNode [2023-12-03 00:08:52,257 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:08:52,258 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:08:52,258 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:08:52,258 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:08:52,265 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:52" (1/1) ... [2023-12-03 00:08:52,273 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:52" (1/1) ... [2023-12-03 00:08:52,295 INFO L138 Inliner]: procedures = 26, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 80 [2023-12-03 00:08:52,296 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:08:52,297 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:08:52,297 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:08:52,297 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:08:52,306 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:52" (1/1) ... [2023-12-03 00:08:52,307 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:52" (1/1) ... [2023-12-03 00:08:52,308 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:52" (1/1) ... [2023-12-03 00:08:52,309 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:52" (1/1) ... [2023-12-03 00:08:52,314 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:52" (1/1) ... [2023-12-03 00:08:52,317 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:52" (1/1) ... [2023-12-03 00:08:52,318 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:52" (1/1) ... [2023-12-03 00:08:52,320 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:52" (1/1) ... [2023-12-03 00:08:52,322 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:08:52,323 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:08:52,323 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:08:52,323 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:08:52,324 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:52" (1/1) ... [2023-12-03 00:08:52,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:08:52,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:08:52,352 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:08:52,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:08:52,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:08:52,387 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 00:08:52,387 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 00:08:52,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:08:52,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:08:52,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:08:52,460 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:08:52,463 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:08:52,601 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:08:52,690 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:08:52,691 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 00:08:52,692 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:08:52 BoogieIcfgContainer [2023-12-03 00:08:52,693 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:08:52,693 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:08:52,694 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:08:52,704 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:08:52,704 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:08:52" (1/1) ... [2023-12-03 00:08:52,713 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:08:52,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:08:52,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 38 transitions. [2023-12-03 00:08:52,770 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2023-12-03 00:08:52,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 00:08:52,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:08:52,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:08:52,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 00:08:52,935 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 00:08:52,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 00:08:53,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 00:08:53,097 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 00:08:53,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 00:08:53,157 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 00:08:53,194 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 12:08:53 ImpRootNode [2023-12-03 00:08:53,195 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 00:08:53,195 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 00:08:53,196 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 00:08:53,196 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 00:08:53,196 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:08:52" (3/4) ... [2023-12-03 00:08:53,199 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 00:08:53,200 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 00:08:53,201 INFO L158 Benchmark]: Toolchain (without parser) took 1197.52ms. Allocated memory was 140.5MB in the beginning and 184.5MB in the end (delta: 44.0MB). Free memory was 98.3MB in the beginning and 130.2MB in the end (delta: -32.0MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2023-12-03 00:08:53,202 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 102.8MB. Free memory is still 46.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:08:53,203 INFO L158 Benchmark]: CACSL2BoogieTranslator took 252.59ms. Allocated memory is still 140.5MB. Free memory was 98.3MB in the beginning and 86.9MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 00:08:53,203 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.12ms. Allocated memory is still 140.5MB. Free memory was 86.9MB in the beginning and 85.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:08:53,204 INFO L158 Benchmark]: Boogie Preprocessor took 25.24ms. Allocated memory is still 140.5MB. Free memory was 85.2MB in the beginning and 83.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:08:53,205 INFO L158 Benchmark]: RCFGBuilder took 370.02ms. Allocated memory was 140.5MB in the beginning and 184.5MB in the end (delta: 44.0MB). Free memory was 83.9MB in the beginning and 155.4MB in the end (delta: -71.5MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2023-12-03 00:08:53,205 INFO L158 Benchmark]: CodeCheck took 501.31ms. Allocated memory is still 184.5MB. Free memory was 155.4MB in the beginning and 130.2MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 00:08:53,206 INFO L158 Benchmark]: Witness Printer took 4.70ms. Allocated memory is still 184.5MB. Free memory is still 130.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:08:53,209 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, 27 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 44 NumberOfCodeBlocks, 44 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 33. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 8; [L23] float var_1_2 = 1.25; [L24] float var_1_3 = 1.375; [L25] float var_1_4 = 1.6; [L26] float var_1_5 = 256.25; [L27] float var_1_6 = 1.9; [L28] signed long int var_1_7 = -32; [L29] signed long int var_1_8 = -10000000; [L68] isInitial = 1 [L69] FCALL initially() [L70] COND TRUE 1 [L71] FCALL updateLastVariables() [L72] CALL updateVariables() [L42] var_1_2 = __VERIFIER_nondet_float() [L43] 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_1=8, var_1_3=11/8, var_1_4=8/5, var_1_5=1025/4, var_1_6=19/10, var_1_7=-32, var_1_8=-10000000] [L20] COND FALSE !(!cond) [L43] 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_1=8, var_1_3=11/8, var_1_4=8/5, var_1_5=1025/4, var_1_6=19/10, var_1_7=-32, var_1_8=-10000000] [L44] var_1_3 = __VERIFIER_nondet_float() [L45] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && 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_1=8, var_1_4=8/5, var_1_5=1025/4, var_1_6=19/10, var_1_7=-32, var_1_8=-10000000] [L20] COND FALSE !(!cond) [L45] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=8, var_1_4=8/5, var_1_5=1025/4, var_1_6=19/10, var_1_7=-32, var_1_8=-10000000] [L46] CALL assume_abort_if_not(var_1_3 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_1=8, var_1_4=8/5, var_1_5=1025/4, var_1_6=19/10, var_1_7=-32, var_1_8=-10000000] [L20] COND FALSE !(!cond) [L46] RET assume_abort_if_not(var_1_3 != 0.0F) VAL [isInitial=1, var_1_1=8, var_1_4=8/5, var_1_5=1025/4, var_1_6=19/10, var_1_7=-32, var_1_8=-10000000] [L47] var_1_4 = __VERIFIER_nondet_float() [L48] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && 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_1=8, var_1_5=1025/4, var_1_6=19/10, var_1_7=-32, var_1_8=-10000000] [L20] COND FALSE !(!cond) [L48] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=8, var_1_5=1025/4, var_1_6=19/10, var_1_7=-32, var_1_8=-10000000] [L49] CALL assume_abort_if_not(var_1_4 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_1=8, var_1_5=1025/4, var_1_6=19/10, var_1_7=-32, var_1_8=-10000000] [L20] COND FALSE !(!cond) [L49] RET assume_abort_if_not(var_1_4 != 0.0F) VAL [isInitial=1, var_1_1=8, var_1_5=1025/4, var_1_6=19/10, var_1_7=-32, var_1_8=-10000000] [L50] var_1_5 = __VERIFIER_nondet_float() [L51] CALL assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=8, var_1_6=19/10, var_1_7=-32, var_1_8=-10000000] [L20] COND FALSE !(!cond) [L51] RET assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=8, var_1_6=19/10, var_1_7=-32, var_1_8=-10000000] [L52] var_1_6 = __VERIFIER_nondet_float() [L53] CALL assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=8, var_1_7=-32, var_1_8=-10000000] [L20] COND FALSE !(!cond) [L53] RET assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=8, var_1_7=-32, var_1_8=-10000000] [L54] var_1_7 = __VERIFIER_nondet_long() [L55] CALL assume_abort_if_not(var_1_7 >= -1073741823) VAL [\old(cond)=1, isInitial=1, var_1_1=8, var_1_7=-1, var_1_8=-10000000] [L20] COND FALSE !(!cond) [L55] RET assume_abort_if_not(var_1_7 >= -1073741823) VAL [isInitial=1, var_1_1=8, var_1_7=-1, var_1_8=-10000000] [L56] CALL assume_abort_if_not(var_1_7 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_1=8, var_1_7=-1, var_1_8=-10000000] [L20] COND FALSE !(!cond) [L56] RET assume_abort_if_not(var_1_7 <= 1073741823) VAL [isInitial=1, var_1_1=8, var_1_7=-1, var_1_8=-10000000] [L57] var_1_8 = __VERIFIER_nondet_long() [L58] CALL assume_abort_if_not(var_1_8 >= -1073741823) VAL [\old(cond)=1, isInitial=1, var_1_1=8, var_1_7=-1, var_1_8=8] [L20] COND FALSE !(!cond) [L58] RET assume_abort_if_not(var_1_8 >= -1073741823) VAL [isInitial=1, var_1_1=8, var_1_7=-1, var_1_8=8] [L59] CALL assume_abort_if_not(var_1_8 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_1=8, var_1_7=-1, var_1_8=8] [L20] COND FALSE !(!cond) [L59] RET assume_abort_if_not(var_1_8 <= 1073741823) VAL [isInitial=1, var_1_1=8, var_1_7=-1, var_1_8=8] [L72] RET updateVariables() [L73] CALL step() [L33] COND TRUE (var_1_2 / ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) > (var_1_5 * var_1_6) [L34] COND FALSE !(var_1_3 == var_1_6) [L37] var_1_1 = var_1_8 [L73] RET step() [L74] CALL, EXPR property() [L64-L65] return ((var_1_2 / ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) > (var_1_5 * var_1_6)) ? ((var_1_3 == var_1_6) ? (var_1_1 == ((signed long int) (var_1_7 + var_1_8))) : (var_1_1 == ((signed long int) var_1_8))) : 1 ; [L74] RET, EXPR property() [L74] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_1=8, var_1_7=-1, var_1_8=8] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_1=8, var_1_7=-1, var_1_8=8] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 102.8MB. Free memory is still 46.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 252.59ms. Allocated memory is still 140.5MB. Free memory was 98.3MB in the beginning and 86.9MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.12ms. Allocated memory is still 140.5MB. Free memory was 86.9MB in the beginning and 85.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.24ms. Allocated memory is still 140.5MB. Free memory was 85.2MB in the beginning and 83.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 370.02ms. Allocated memory was 140.5MB in the beginning and 184.5MB in the end (delta: 44.0MB). Free memory was 83.9MB in the beginning and 155.4MB in the end (delta: -71.5MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. * CodeCheck took 501.31ms. Allocated memory is still 184.5MB. Free memory was 155.4MB in the beginning and 130.2MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 4.70ms. Allocated memory is still 184.5MB. Free memory is still 130.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 00:08:53,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-53.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8031214ed9c619943b4a735ea98fb6c6f1f9f3536470f440c97b936292613cf6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:08:55,167 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:08:55,242 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 00:08:55,273 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:08:55,274 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:08:55,275 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:08:55,276 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:08:55,276 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:08:55,277 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:08:55,277 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:08:55,278 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:08:55,278 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:08:55,279 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:08:55,279 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:08:55,280 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:08:55,280 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:08:55,281 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 00:08:55,281 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 00:08:55,282 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 00:08:55,282 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:08:55,283 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:08:55,283 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:08:55,284 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:08:55,284 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:08:55,285 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:08:55,285 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:08:55,285 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 00:08:55,286 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:08:55,286 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:08:55,287 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:08:55,287 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:08:55,288 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:08:55,288 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 00:08:55,289 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:08:55,289 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:08:55,289 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 00:08:55,289 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 00:08:55,290 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_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8031214ed9c619943b4a735ea98fb6c6f1f9f3536470f440c97b936292613cf6 [2023-12-03 00:08:55,578 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:08:55,599 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:08:55,601 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:08:55,603 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:08:55,603 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:08:55,605 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-53.i [2023-12-03 00:08:58,411 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:08:58,611 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:08:58,612 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-53.i [2023-12-03 00:08:58,619 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/data/e5f0a7f0e/239dd8cf15b7420299a97bd7518c2b14/FLAG6f95cf677 [2023-12-03 00:08:58,630 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/data/e5f0a7f0e/239dd8cf15b7420299a97bd7518c2b14 [2023-12-03 00:08:58,632 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:08:58,633 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:08:58,634 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:08:58,634 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:08:58,638 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:08:58,638 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:08:58" (1/1) ... [2023-12-03 00:08:58,639 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d8d05da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:58, skipping insertion in model container [2023-12-03 00:08:58,640 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:08:58" (1/1) ... [2023-12-03 00:08:58,665 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:08:58,817 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_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-53.i[915,928] [2023-12-03 00:08:58,845 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:08:58,861 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:08:58,874 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_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-53.i[915,928] [2023-12-03 00:08:58,887 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:08:58,905 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:08:58,905 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:58 WrapperNode [2023-12-03 00:08:58,906 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:08:58,907 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:08:58,907 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:08:58,907 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:08:58,915 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:58" (1/1) ... [2023-12-03 00:08:58,925 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:58" (1/1) ... [2023-12-03 00:08:58,948 INFO L138 Inliner]: procedures = 27, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 78 [2023-12-03 00:08:58,948 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:08:58,949 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:08:58,949 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:08:58,949 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:08:58,958 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:58" (1/1) ... [2023-12-03 00:08:58,959 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:58" (1/1) ... [2023-12-03 00:08:58,962 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:58" (1/1) ... [2023-12-03 00:08:58,963 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:58" (1/1) ... [2023-12-03 00:08:58,971 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:58" (1/1) ... [2023-12-03 00:08:58,974 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:58" (1/1) ... [2023-12-03 00:08:58,976 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:58" (1/1) ... [2023-12-03 00:08:58,978 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:58" (1/1) ... [2023-12-03 00:08:58,981 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:08:58,982 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:08:58,983 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:08:58,983 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:08:58,984 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:58" (1/1) ... [2023-12-03 00:08:58,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:08:59,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:08:59,017 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:08:59,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:08:59,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:08:59,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 00:08:59,058 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 00:08:59,059 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 00:08:59,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:08:59,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:08:59,145 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:08:59,148 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:09:07,933 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:09:07,999 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:09:07,999 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 00:09:08,001 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:09:08 BoogieIcfgContainer [2023-12-03 00:09:08,001 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:09:08,002 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:09:08,002 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:09:08,010 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:09:08,010 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:09:08" (1/1) ... [2023-12-03 00:09:08,018 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:09:08,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:09:08,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 38 transitions. [2023-12-03 00:09:08,064 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2023-12-03 00:09:08,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 00:09:08,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:09:08,069 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:09:08,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:09:08,093 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:09:08,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 00:09:08,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:09:08,856 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:09:09,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:09:09,083 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 00:09:09,091 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:09:16,766 WARN L293 SmtUtils]: Spent 5.11s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:09:26,898 WARN L293 SmtUtils]: Spent 5.32s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:09:47,143 WARN L293 SmtUtils]: Spent 7.35s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:09:58,876 WARN L293 SmtUtils]: Spent 5.13s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:10:04,142 WARN L293 SmtUtils]: Spent 5.26s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:10:14,551 WARN L293 SmtUtils]: Spent 5.68s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:10:20,197 WARN L293 SmtUtils]: Spent 5.62s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:10:31,718 WARN L293 SmtUtils]: Spent 8.44s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:10:47,498 WARN L293 SmtUtils]: Spent 7.48s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:10:52,663 WARN L293 SmtUtils]: Spent 5.16s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:10:59,420 WARN L293 SmtUtils]: Spent 6.74s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:11:14,353 WARN L293 SmtUtils]: Spent 5.22s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:11:23,392 WARN L293 SmtUtils]: Spent 9.04s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:11:30,144 WARN L293 SmtUtils]: Spent 6.74s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:11:38,280 WARN L293 SmtUtils]: Spent 6.16s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:11:46,532 WARN L293 SmtUtils]: Spent 5.07s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:12:08,381 WARN L293 SmtUtils]: Spent 5.78s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:12:35,201 WARN L293 SmtUtils]: Spent 5.57s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:12:41,579 WARN L293 SmtUtils]: Spent 6.38s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:12:47,474 WARN L293 SmtUtils]: Spent 5.88s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:12:54,868 WARN L293 SmtUtils]: Spent 5.22s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:12:54,912 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 00:12:54,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 00:12:58,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.30s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:13:03,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.29s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:13:03,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:13:03,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 24 states and 34 transitions. [2023-12-03 00:13:03,842 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2023-12-03 00:13:03,843 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 00:13:03,843 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2023-12-03 00:13:03,852 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 00:13:04,542 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 00:13:04,544 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 00:13:04,544 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 00:13:04,545 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 12:13:04 ImpRootNode [2023-12-03 00:13:04,545 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 00:13:04,546 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 00:13:04,546 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 00:13:04,546 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 00:13:04,546 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:09:08" (3/4) ... [2023-12-03 00:13:04,548 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 00:13:04,550 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-12-03 00:13:04,555 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2023-12-03 00:13:04,556 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-12-03 00:13:04,556 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-03 00:13:04,556 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 00:13:04,645 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 00:13:04,646 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 00:13:04,646 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 00:13:04,647 INFO L158 Benchmark]: Toolchain (without parser) took 246013.82ms. Allocated memory is still 96.5MB. Free memory was 73.1MB in the beginning and 63.6MB in the end (delta: 9.5MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2023-12-03 00:13:04,647 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 69.2MB. Free memory is still 46.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:13:04,648 INFO L158 Benchmark]: CACSL2BoogieTranslator took 271.76ms. Allocated memory is still 96.5MB. Free memory was 73.1MB in the beginning and 61.1MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 00:13:04,648 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.76ms. Allocated memory is still 96.5MB. Free memory was 60.9MB in the beginning and 59.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:13:04,649 INFO L158 Benchmark]: Boogie Preprocessor took 32.49ms. Allocated memory is still 96.5MB. Free memory was 59.1MB in the beginning and 57.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:13:04,649 INFO L158 Benchmark]: RCFGBuilder took 9019.00ms. Allocated memory is still 96.5MB. Free memory was 57.4MB in the beginning and 63.8MB in the end (delta: -6.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 00:13:04,650 INFO L158 Benchmark]: CodeCheck took 236542.81ms. Allocated memory is still 96.5MB. Free memory was 63.7MB in the beginning and 69.0MB in the end (delta: -5.3MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. [2023-12-03 00:13:04,650 INFO L158 Benchmark]: Witness Printer took 100.87ms. Allocated memory is still 96.5MB. Free memory was 69.0MB in the beginning and 63.6MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 00:13:04,652 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, 27 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 235.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 75 SdHoareTripleChecker+Valid, 8.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 12 mSDsluCounter, 58 SdHoareTripleChecker+Invalid, 8.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 115 IncrementalHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 46 mSDtfsCounter, 115 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 344 GetRequests, 338 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 225.9s InterpolantComputationTime, 44 NumberOfCodeBlocks, 44 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 43 ConstructedInterpolants, 0 QuantifiedInterpolants, 936 SizeOfPredicates, 13 NumberOfNonLiveVariables, 102 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 1 InterpolantComputations, 0 PerfectInterpolantSequences, 100/110 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: 41]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 70]: 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 0.21ms. Allocated memory is still 69.2MB. Free memory is still 46.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 271.76ms. Allocated memory is still 96.5MB. Free memory was 73.1MB in the beginning and 61.1MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.76ms. Allocated memory is still 96.5MB. Free memory was 60.9MB in the beginning and 59.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.49ms. Allocated memory is still 96.5MB. Free memory was 59.1MB in the beginning and 57.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 9019.00ms. Allocated memory is still 96.5MB. Free memory was 57.4MB in the beginning and 63.8MB in the end (delta: -6.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 236542.81ms. Allocated memory is still 96.5MB. Free memory was 63.7MB in the beginning and 69.0MB in the end (delta: -5.3MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. * Witness Printer took 100.87ms. Allocated memory is still 96.5MB. Free memory was 69.0MB in the beginning and 63.6MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 00:13:04,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f65b88a-6f27-41b0-86f4-6c2be7ced0aa/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE