./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-46.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_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-46.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi --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 4a308eb18926ee1b904bfd6b10e1895d29d262c0ba78b97b1e51aab5a345984c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:54:23,396 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:54:23,465 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:54:23,470 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:54:23,470 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:54:23,498 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:54:23,498 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:54:23,499 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:54:23,500 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:54:23,500 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:54:23,501 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:54:23,501 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:54:23,502 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:54:23,502 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:54:23,503 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:54:23,503 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:54:23,504 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:54:23,505 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:54:23,505 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:54:23,506 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:54:23,506 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:54:23,507 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:54:23,507 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:54:23,508 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:54:23,509 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:54:23,509 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:54:23,510 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:23,510 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:54:23,511 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:54:23,512 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:54:23,512 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:54:23,513 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:54:23,513 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:54:23,514 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_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a308eb18926ee1b904bfd6b10e1895d29d262c0ba78b97b1e51aab5a345984c [2023-11-24 22:54:23,737 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:54:23,764 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:54:23,767 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:54:23,768 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:54:23,770 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:54:23,771 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-46.i [2023-11-24 22:54:26,962 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:54:27,219 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:54:27,220 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-46.i [2023-11-24 22:54:27,229 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi/data/8db355d3d/1c7debe322b14ffd929be09040a7dac3/FLAGdafb98bcb [2023-11-24 22:54:27,246 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi/data/8db355d3d/1c7debe322b14ffd929be09040a7dac3 [2023-11-24 22:54:27,249 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:54:27,251 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:54:27,252 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:27,253 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:54:27,262 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:54:27,263 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:27" (1/1) ... [2023-11-24 22:54:27,267 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50f707c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:27, skipping insertion in model container [2023-11-24 22:54:27,268 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:27" (1/1) ... [2023-11-24 22:54:27,310 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:54:27,505 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_cfe7a193-4bb8-4203-b365-37cb15ea96a1/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-46.i[915,928] [2023-11-24 22:54:27,560 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:27,577 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:54:27,595 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_cfe7a193-4bb8-4203-b365-37cb15ea96a1/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-46.i[915,928] [2023-11-24 22:54:27,632 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:27,656 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:54:27,657 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:27 WrapperNode [2023-11-24 22:54:27,657 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:27,660 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:27,660 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:54:27,661 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:54:27,668 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:27" (1/1) ... [2023-11-24 22:54:27,687 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:27" (1/1) ... [2023-11-24 22:54:27,726 INFO L138 Inliner]: procedures = 26, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 96 [2023-11-24 22:54:27,727 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:27,728 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:54:27,728 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:54:27,728 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:54:27,739 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:27" (1/1) ... [2023-11-24 22:54:27,740 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:27" (1/1) ... [2023-11-24 22:54:27,745 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:27" (1/1) ... [2023-11-24 22:54:27,746 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:27" (1/1) ... [2023-11-24 22:54:27,761 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:27" (1/1) ... [2023-11-24 22:54:27,768 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:27" (1/1) ... [2023-11-24 22:54:27,776 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:27" (1/1) ... [2023-11-24 22:54:27,781 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:27" (1/1) ... [2023-11-24 22:54:27,784 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:54:27,785 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:54:27,790 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:54:27,790 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:54:27,791 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:27" (1/1) ... [2023-11-24 22:54:27,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:27,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:54:27,834 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:54:27,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:54:27,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:54:27,883 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:54:27,883 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:54:27,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:54:27,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:54:27,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:54:27,982 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:54:27,985 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:54:28,186 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:54:28,306 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:54:28,309 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:54:28,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:28 BoogieIcfgContainer [2023-11-24 22:54:28,311 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:54:28,313 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:54:28,313 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:54:28,326 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:54:28,327 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:28" (1/1) ... [2023-11-24 22:54:28,339 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:54:28,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:28,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 32 states and 46 transitions. [2023-11-24 22:54:28,405 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2023-11-24 22:54:28,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:54:28,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:28,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:28,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:54:28,641 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:54:28,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:54:28,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:54:28,877 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:54:28,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:54:28,953 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-24 22:54:29,039 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:54:29 ImpRootNode [2023-11-24 22:54:29,039 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:54:29,042 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:54:29,043 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:54:29,043 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:54:29,044 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:28" (3/4) ... [2023-11-24 22:54:29,047 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 22:54:29,048 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:54:29,050 INFO L158 Benchmark]: Toolchain (without parser) took 1798.46ms. Allocated memory is still 182.5MB. Free memory was 139.4MB in the beginning and 134.2MB in the end (delta: 5.2MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2023-11-24 22:54:29,051 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 113.2MB. Free memory is still 62.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:54:29,052 INFO L158 Benchmark]: CACSL2BoogieTranslator took 405.39ms. Allocated memory is still 182.5MB. Free memory was 139.4MB in the beginning and 127.6MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:54:29,053 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.73ms. Allocated memory is still 182.5MB. Free memory was 127.6MB in the beginning and 125.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:54:29,054 INFO L158 Benchmark]: Boogie Preprocessor took 56.41ms. Allocated memory is still 182.5MB. Free memory was 125.7MB in the beginning and 124.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:54:29,055 INFO L158 Benchmark]: RCFGBuilder took 526.48ms. Allocated memory is still 182.5MB. Free memory was 124.5MB in the beginning and 108.0MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 22:54:29,057 INFO L158 Benchmark]: CodeCheck took 726.95ms. Allocated memory is still 182.5MB. Free memory was 108.0MB in the beginning and 135.0MB in the end (delta: -27.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:54:29,057 INFO L158 Benchmark]: Witness Printer took 5.95ms. Allocated memory is still 182.5MB. Free memory was 135.0MB in the beginning and 134.2MB in the end (delta: 793.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:54:29,067 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, 32 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 55 NumberOfCodeBlocks, 55 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 38, overapproximation of someUnaryDOUBLEoperation at line 31, overapproximation of someBinaryArithmeticDOUBLEoperation at line 41. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 255.3; [L23] unsigned char var_1_2 = 0; [L24] double var_1_3 = 1000000000000.5; [L25] double var_1_4 = 999999999.125; [L26] signed long int var_1_5 = 0; [L27] signed long int var_1_6 = 100; [L28] signed long int var_1_7 = 256; [L29] signed long int var_1_8 = -5; [L30] double var_1_9 = 24.2; [L31] double var_1_10 = -0.125; [L32] double var_1_11 = -0.5; [L78] isInitial = 1 [L79] FCALL initially() [L80] COND TRUE 1 [L81] FCALL updateLastVariables() [L82] CALL updateVariables() [L47] var_1_2 = __VERIFIER_nondet_uchar() [L48] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=2553/10, var_1_3=2000000000001/2, var_1_4=7999999993/8, var_1_5=0, var_1_6=100, var_1_7=256, var_1_8=-5, var_1_9=121/5] [L20] COND FALSE !(!cond) [L48] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_1=2553/10, var_1_3=2000000000001/2, var_1_4=7999999993/8, var_1_5=0, var_1_6=100, var_1_7=256, var_1_8=-5, var_1_9=121/5] [L49] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_1=2553/10, var_1_2=0, var_1_3=2000000000001/2, var_1_4=7999999993/8, var_1_5=0, var_1_6=100, var_1_7=256, var_1_8=-5, var_1_9=121/5] [L20] COND FALSE !(!cond) [L49] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_1=2553/10, var_1_2=0, var_1_3=2000000000001/2, var_1_4=7999999993/8, var_1_5=0, var_1_6=100, var_1_7=256, var_1_8=-5, var_1_9=121/5] [L50] var_1_3 = __VERIFIER_nondet_double() [L51] CALL assume_abort_if_not((var_1_3 >= -922337.2036854765600e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=2553/10, var_1_2=0, var_1_4=7999999993/8, var_1_5=0, var_1_6=100, var_1_7=256, var_1_8=-5, var_1_9=121/5] [L20] COND FALSE !(!cond) [L51] RET assume_abort_if_not((var_1_3 >= -922337.2036854765600e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=2553/10, var_1_2=0, var_1_4=7999999993/8, var_1_5=0, var_1_6=100, var_1_7=256, var_1_8=-5, var_1_9=121/5] [L52] var_1_4 = __VERIFIER_nondet_double() [L53] CALL assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=2553/10, var_1_2=0, var_1_5=0, var_1_6=100, var_1_7=256, var_1_8=-5, var_1_9=121/5] [L20] COND FALSE !(!cond) [L53] RET assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=2553/10, var_1_2=0, var_1_5=0, var_1_6=100, var_1_7=256, var_1_8=-5, var_1_9=121/5] [L54] var_1_5 = __VERIFIER_nondet_long() [L55] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_1=2553/10, var_1_2=0, var_1_5=11797, var_1_6=100, var_1_7=256, var_1_8=-5, var_1_9=121/5] [L20] COND FALSE !(!cond) [L55] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, var_1_1=2553/10, var_1_2=0, var_1_5=11797, var_1_6=100, var_1_7=256, var_1_8=-5, var_1_9=121/5] [L56] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_1=2553/10, var_1_2=0, var_1_5=11797, var_1_6=100, var_1_7=256, var_1_8=-5, var_1_9=121/5] [L20] COND FALSE !(!cond) [L56] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, var_1_1=2553/10, var_1_2=0, var_1_5=11797, var_1_6=100, var_1_7=256, var_1_8=-5, var_1_9=121/5] [L57] var_1_6 = __VERIFIER_nondet_long() [L58] CALL assume_abort_if_not(var_1_6 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_1=2553/10, var_1_2=0, var_1_5=11797, var_1_6=11797, var_1_7=256, var_1_8=-5, var_1_9=121/5] [L20] COND FALSE !(!cond) [L58] RET assume_abort_if_not(var_1_6 >= -2147483648) VAL [isInitial=1, var_1_1=2553/10, var_1_2=0, var_1_5=11797, var_1_6=11797, var_1_7=256, var_1_8=-5, var_1_9=121/5] [L59] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_1=2553/10, var_1_2=0, var_1_5=11797, var_1_6=11797, var_1_7=256, var_1_8=-5, var_1_9=121/5] [L20] COND FALSE !(!cond) [L59] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, var_1_1=2553/10, var_1_2=0, var_1_5=11797, var_1_6=11797, var_1_7=256, var_1_8=-5, var_1_9=121/5] [L60] var_1_7 = __VERIFIER_nondet_long() [L61] CALL assume_abort_if_not(var_1_7 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_1=2553/10, var_1_2=0, var_1_5=11797, var_1_6=11797, var_1_7=11798, var_1_8=-5, var_1_9=121/5] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not(var_1_7 >= -2147483648) VAL [isInitial=1, var_1_1=2553/10, var_1_2=0, var_1_5=11797, var_1_6=11797, var_1_7=11798, var_1_8=-5, var_1_9=121/5] [L62] CALL assume_abort_if_not(var_1_7 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_1=2553/10, var_1_2=0, var_1_5=11797, var_1_6=11797, var_1_7=11798, var_1_8=-5, var_1_9=121/5] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not(var_1_7 <= 2147483647) VAL [isInitial=1, var_1_1=2553/10, var_1_2=0, var_1_5=11797, var_1_6=11797, var_1_7=11798, var_1_8=-5, var_1_9=121/5] [L63] var_1_8 = __VERIFIER_nondet_long() [L64] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_1=2553/10, var_1_2=0, var_1_5=11797, var_1_6=11797, var_1_7=11798, var_1_8=0, var_1_9=121/5] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, var_1_1=2553/10, var_1_2=0, var_1_5=11797, var_1_6=11797, var_1_7=11798, var_1_8=0, var_1_9=121/5] [L65] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_1=2553/10, var_1_2=0, var_1_5=11797, var_1_6=11797, var_1_7=11798, var_1_8=0, var_1_9=121/5] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, var_1_1=2553/10, var_1_2=0, var_1_5=11797, var_1_6=11797, var_1_7=11798, var_1_8=0, var_1_9=121/5] [L66] var_1_9 = __VERIFIER_nondet_double() [L67] CALL assume_abort_if_not((var_1_9 >= -461168.6018427382800e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=2553/10, var_1_2=0, var_1_5=11797, var_1_6=11797, var_1_7=11798, var_1_8=0] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not((var_1_9 >= -461168.6018427382800e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=2553/10, var_1_2=0, var_1_5=11797, var_1_6=11797, var_1_7=11798, var_1_8=0] [L68] var_1_10 = __VERIFIER_nondet_double() [L69] CALL assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=2553/10, var_1_2=0, var_1_5=11797, var_1_6=11797, var_1_7=11798, var_1_8=0] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=2553/10, var_1_2=0, var_1_5=11797, var_1_6=11797, var_1_7=11798, var_1_8=0] [L82] RET updateVariables() [L83] CALL step() [L36] signed long int stepLocal_0 = (((((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6)))) > (var_1_7)) ? (((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6)))) : (var_1_7)); [L37] COND FALSE !(\read(var_1_2)) [L40] COND FALSE !(stepLocal_0 < var_1_8) [L44] var_1_11 = var_1_3 [L83] RET step() [L84] CALL, EXPR property() [L74-L75] return (var_1_2 ? (var_1_1 == ((double) ((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4))))) : ((((((((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6)))) > (var_1_7)) ? (((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6)))) : (var_1_7))) < var_1_8) ? (var_1_1 == ((double) (var_1_9 + var_1_10))) : 1)) && (var_1_11 == ((double) var_1_3)) ; [L84] RET, EXPR property() [L84] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_11=2, var_1_1=2553/10, var_1_2=0, var_1_3=2, var_1_4=0, var_1_5=11797, var_1_6=11797, var_1_7=11798, var_1_8=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_11=2, var_1_1=2553/10, var_1_2=0, var_1_3=2, var_1_4=0, var_1_5=11797, var_1_6=11797, var_1_7=11798, var_1_8=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 113.2MB. Free memory is still 62.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 405.39ms. Allocated memory is still 182.5MB. Free memory was 139.4MB in the beginning and 127.6MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.73ms. Allocated memory is still 182.5MB. Free memory was 127.6MB in the beginning and 125.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.41ms. Allocated memory is still 182.5MB. Free memory was 125.7MB in the beginning and 124.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 526.48ms. Allocated memory is still 182.5MB. Free memory was 124.5MB in the beginning and 108.0MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 726.95ms. Allocated memory is still 182.5MB. Free memory was 108.0MB in the beginning and 135.0MB in the end (delta: -27.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.95ms. Allocated memory is still 182.5MB. Free memory was 135.0MB in the beginning and 134.2MB in the end (delta: 793.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 22:54:29,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-46.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi --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 4a308eb18926ee1b904bfd6b10e1895d29d262c0ba78b97b1e51aab5a345984c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:54:31,748 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:54:31,877 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:54:31,932 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:54:31,933 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:54:31,934 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:54:31,935 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:54:31,936 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:54:31,937 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:54:31,942 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:54:31,943 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:54:31,943 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:54:31,944 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:54:31,945 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:54:31,946 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:54:31,946 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:54:31,947 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:54:31,947 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:54:31,948 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:54:31,948 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:54:31,949 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:54:31,949 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:54:31,950 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:54:31,950 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:54:31,951 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:54:31,951 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:54:31,952 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:54:31,952 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:54:31,953 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:31,953 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:54:31,954 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:54:31,955 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:54:31,955 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:54:31,955 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:54:31,956 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:54:31,956 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:54:31,956 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:54:31,957 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_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a308eb18926ee1b904bfd6b10e1895d29d262c0ba78b97b1e51aab5a345984c [2023-11-24 22:54:32,410 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:54:32,431 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:54:32,434 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:54:32,436 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:54:32,436 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:54:32,438 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-46.i [2023-11-24 22:54:35,723 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:54:36,039 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:54:36,040 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-46.i [2023-11-24 22:54:36,049 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi/data/2b46bf8ba/1f10fc2b4fea4d968eb1e4da93dafb0a/FLAG6d10a33c4 [2023-11-24 22:54:36,069 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi/data/2b46bf8ba/1f10fc2b4fea4d968eb1e4da93dafb0a [2023-11-24 22:54:36,075 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:54:36,077 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:54:36,081 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:36,082 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:54:36,087 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:54:36,088 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:36" (1/1) ... [2023-11-24 22:54:36,090 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64995376 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:36, skipping insertion in model container [2023-11-24 22:54:36,090 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:36" (1/1) ... [2023-11-24 22:54:36,132 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:54:36,290 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_cfe7a193-4bb8-4203-b365-37cb15ea96a1/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-46.i[915,928] [2023-11-24 22:54:36,325 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:36,342 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:54:36,356 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_cfe7a193-4bb8-4203-b365-37cb15ea96a1/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-46.i[915,928] [2023-11-24 22:54:36,379 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:36,415 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:54:36,415 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:36 WrapperNode [2023-11-24 22:54:36,415 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:36,417 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:36,417 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:54:36,418 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:54:36,426 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:36" (1/1) ... [2023-11-24 22:54:36,437 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:36" (1/1) ... [2023-11-24 22:54:36,475 INFO L138 Inliner]: procedures = 27, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 92 [2023-11-24 22:54:36,476 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:36,478 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:54:36,478 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:54:36,478 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:54:36,488 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:36" (1/1) ... [2023-11-24 22:54:36,489 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:36" (1/1) ... [2023-11-24 22:54:36,506 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:36" (1/1) ... [2023-11-24 22:54:36,506 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:36" (1/1) ... [2023-11-24 22:54:36,522 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:36" (1/1) ... [2023-11-24 22:54:36,536 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:36" (1/1) ... [2023-11-24 22:54:36,567 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:36" (1/1) ... [2023-11-24 22:54:36,569 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:36" (1/1) ... [2023-11-24 22:54:36,573 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:54:36,585 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:54:36,586 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:54:36,586 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:54:36,587 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:36" (1/1) ... [2023-11-24 22:54:36,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:36,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:54:36,639 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:54:36,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:54:36,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:54:36,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:54:36,681 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:54:36,681 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:54:36,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:54:36,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:54:36,767 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:54:36,770 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:54:37,492 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:54:37,595 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:54:37,595 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:54:37,597 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:37 BoogieIcfgContainer [2023-11-24 22:54:37,597 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:54:37,598 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:54:37,598 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:54:37,608 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:54:37,609 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:37" (1/1) ... [2023-11-24 22:54:37,618 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:54:37,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:37,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 32 states and 46 transitions. [2023-11-24 22:54:37,676 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2023-11-24 22:54:37,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:54:37,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:37,683 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:54:37,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:54:37,705 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:54:37,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfe7a193-4bb8-4203-b365-37cb15ea96a1/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 22:54:38,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:38,504 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:54:39,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:39,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-24 22:54:39,800 INFO L285 TraceCheckSpWp]: Computing forward predicates...