./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-67.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-67.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash eab8bb5264af256faa5495eae630c9d7fc0f9ba0bd7283414fe1b06e45a31044 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:47:12,641 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:47:12,722 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:47:12,728 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:47:12,729 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:47:12,753 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:47:12,754 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:47:12,755 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:47:12,756 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:47:12,756 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:47:12,757 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:47:12,758 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:47:12,758 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:47:12,759 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:47:12,759 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:47:12,760 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:47:12,761 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:47:12,761 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:47:12,762 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:47:12,762 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:47:12,763 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:47:12,764 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:47:12,764 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:47:12,765 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:47:12,765 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:47:12,766 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:47:12,766 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:12,767 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:47:12,767 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:47:12,768 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:47:12,768 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:47:12,769 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:47:12,769 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:47:12,770 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_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eab8bb5264af256faa5495eae630c9d7fc0f9ba0bd7283414fe1b06e45a31044 [2023-11-19 02:47:13,094 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:47:13,127 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:47:13,130 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:47:13,132 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:47:13,132 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:47:13,134 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-67.i [2023-11-19 02:47:16,235 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:47:16,478 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:47:16,479 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-67.i [2023-11-19 02:47:16,491 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL/data/1dd15d38a/79243eb7b04c43a8a9ee088287cecd27/FLAG6532e8f57 [2023-11-19 02:47:16,507 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL/data/1dd15d38a/79243eb7b04c43a8a9ee088287cecd27 [2023-11-19 02:47:16,510 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:47:16,512 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:47:16,514 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:16,514 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:47:16,520 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:47:16,520 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:16" (1/1) ... [2023-11-19 02:47:16,522 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11dc5d90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:16, skipping insertion in model container [2023-11-19 02:47:16,522 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:16" (1/1) ... [2023-11-19 02:47:16,550 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:47:16,710 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_eb2302f0-ab45-49d8-9562-9f00c897df47/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-67.i[915,928] [2023-11-19 02:47:16,755 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:16,773 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:47:16,790 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_eb2302f0-ab45-49d8-9562-9f00c897df47/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-67.i[915,928] [2023-11-19 02:47:16,813 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:16,831 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:47:16,831 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:16 WrapperNode [2023-11-19 02:47:16,831 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:16,833 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:16,833 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:47:16,833 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:47:16,841 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:16" (1/1) ... [2023-11-19 02:47:16,850 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:16" (1/1) ... [2023-11-19 02:47:16,896 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 119 [2023-11-19 02:47:16,897 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:16,903 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:47:16,903 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:47:16,903 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:47:16,911 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:16" (1/1) ... [2023-11-19 02:47:16,912 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:16" (1/1) ... [2023-11-19 02:47:16,915 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:16" (1/1) ... [2023-11-19 02:47:16,915 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:16" (1/1) ... [2023-11-19 02:47:16,924 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:16" (1/1) ... [2023-11-19 02:47:16,928 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:16" (1/1) ... [2023-11-19 02:47:16,930 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:16" (1/1) ... [2023-11-19 02:47:16,932 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:16" (1/1) ... [2023-11-19 02:47:16,936 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:47:16,937 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:47:16,937 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:47:16,937 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:47:16,938 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:16" (1/1) ... [2023-11-19 02:47:16,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:16,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:47:16,996 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:47:17,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:47:17,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:47:17,047 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:47:17,047 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:47:17,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:47:17,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:47:17,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:47:17,237 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:47:17,239 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:47:17,583 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:47:17,722 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:47:17,722 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:47:17,733 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:17 BoogieIcfgContainer [2023-11-19 02:47:17,733 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:47:17,734 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:47:17,734 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:47:17,743 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:47:17,744 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:17" (1/1) ... [2023-11-19 02:47:17,751 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:47:17,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:17,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 37 states and 56 transitions. [2023-11-19 02:47:17,807 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 56 transitions. [2023-11-19 02:47:17,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 02:47:17,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:17,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:18,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:47:18,224 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:47:18,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:47:18,383 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 02:47:18,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:47:18 ImpRootNode [2023-11-19 02:47:18,475 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:47:18,476 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:47:18,476 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:47:18,476 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:47:18,477 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:17" (3/4) ... [2023-11-19 02:47:18,480 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 02:47:18,481 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:47:18,482 INFO L158 Benchmark]: Toolchain (without parser) took 1969.61ms. Allocated memory is still 182.5MB. Free memory was 152.0MB in the beginning and 97.7MB in the end (delta: 54.3MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. [2023-11-19 02:47:18,482 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 130.0MB. Free memory is still 102.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:47:18,483 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.91ms. Allocated memory is still 182.5MB. Free memory was 151.8MB in the beginning and 144.8MB in the end (delta: 6.9MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2023-11-19 02:47:18,484 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.21ms. Allocated memory is still 182.5MB. Free memory was 144.8MB in the beginning and 141.4MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 02:47:18,484 INFO L158 Benchmark]: Boogie Preprocessor took 32.90ms. Allocated memory is still 182.5MB. Free memory was 141.4MB in the beginning and 140.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:47:18,485 INFO L158 Benchmark]: RCFGBuilder took 796.62ms. Allocated memory is still 182.5MB. Free memory was 140.1MB in the beginning and 127.0MB in the end (delta: 13.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 02:47:18,486 INFO L158 Benchmark]: CodeCheck took 741.14ms. Allocated memory is still 182.5MB. Free memory was 127.0MB in the beginning and 98.6MB in the end (delta: 28.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-19 02:47:18,495 INFO L158 Benchmark]: Witness Printer took 5.29ms. Allocated memory is still 182.5MB. Free memory was 98.6MB in the beginning and 97.7MB in the end (delta: 880.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:47:18,499 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, 37 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, 70 NumberOfCodeBlocks, 70 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 98. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 2; [L23] signed short int var_1_4 = -64; [L24] signed short int var_1_5 = 256; [L25] unsigned short int var_1_6 = 128; [L26] signed short int var_1_7 = -128; [L27] unsigned short int var_1_8 = 16; [L28] unsigned short int var_1_9 = 256; [L29] signed long int var_1_10 = 128; [L30] unsigned short int var_1_11 = 47512; [L31] unsigned char var_1_12 = 16; [L32] unsigned char var_1_13 = 1; [L33] float var_1_14 = 5.5; [L34] float var_1_15 = 24.5; [L35] signed short int last_1_var_1_1 = 2; [L36] unsigned short int last_1_var_1_6 = 128; [L102] isInitial = 1 [L103] FCALL initially() [L104] int k_loop; [L105] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=47512, var_1_12=16, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=-64, var_1_5=256, var_1_6=128, var_1_7=-128, var_1_8=16, var_1_9=256] [L105] COND TRUE k_loop < 1 [L106] CALL updateLastVariables() [L94] last_1_var_1_1 = var_1_1 [L95] last_1_var_1_6 = var_1_6 [L106] RET updateLastVariables() [L107] CALL updateVariables() [L64] var_1_4 = __VERIFIER_nondet_short() [L65] CALL assume_abort_if_not(var_1_4 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=47512, var_1_12=16, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=256, var_1_6=128, var_1_7=-128, var_1_8=16, var_1_9=256] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_4 >= -16383) VAL [isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=47512, var_1_12=16, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=256, var_1_6=128, var_1_7=-128, var_1_8=16, var_1_9=256] [L66] CALL assume_abort_if_not(var_1_4 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=47512, var_1_12=16, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=256, var_1_6=128, var_1_7=-128, var_1_8=16, var_1_9=256] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_4 <= 16383) VAL [isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=47512, var_1_12=16, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=256, var_1_6=128, var_1_7=-128, var_1_8=16, var_1_9=256] [L67] var_1_5 = __VERIFIER_nondet_short() [L68] CALL assume_abort_if_not(var_1_5 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=47512, var_1_12=16, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=-128, var_1_8=16, var_1_9=256] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_5 >= -16383) VAL [isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=47512, var_1_12=16, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=-128, var_1_8=16, var_1_9=256] [L69] CALL assume_abort_if_not(var_1_5 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=47512, var_1_12=16, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=-128, var_1_8=16, var_1_9=256] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_5 <= 16383) VAL [isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=47512, var_1_12=16, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=-128, var_1_8=16, var_1_9=256] [L70] var_1_7 = __VERIFIER_nondet_short() [L71] CALL assume_abort_if_not(var_1_7 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=47512, var_1_12=16, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=4, var_1_8=16, var_1_9=256] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_7 >= -32768) VAL [isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=47512, var_1_12=16, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=4, var_1_8=16, var_1_9=256] [L72] CALL assume_abort_if_not(var_1_7 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=47512, var_1_12=16, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=4, var_1_8=16, var_1_9=256] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(var_1_7 <= 32767) VAL [isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=47512, var_1_12=16, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=4, var_1_8=16, var_1_9=256] [L73] CALL assume_abort_if_not(var_1_7 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=47512, var_1_12=16, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=4, var_1_8=16, var_1_9=256] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_7 != 0) VAL [isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=47512, var_1_12=16, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=4, var_1_8=16, var_1_9=256] [L74] var_1_8 = __VERIFIER_nondet_ushort() [L75] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=47512, var_1_12=16, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=4, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=47512, var_1_12=16, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=4, var_1_8=0, var_1_9=256] [L76] CALL assume_abort_if_not(var_1_8 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=47512, var_1_12=16, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=4, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_8 <= 32767) VAL [isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=47512, var_1_12=16, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=4, var_1_8=0, var_1_9=256] [L77] var_1_9 = __VERIFIER_nondet_ushort() [L78] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=47512, var_1_12=16, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=4, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=47512, var_1_12=16, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=4, var_1_8=0, var_1_9=0] [L79] CALL assume_abort_if_not(var_1_9 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=47512, var_1_12=16, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=4, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_9 <= 32767) VAL [isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=47512, var_1_12=16, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=4, var_1_8=0, var_1_9=0] [L80] var_1_11 = __VERIFIER_nondet_ushort() [L81] CALL assume_abort_if_not(var_1_11 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=32767, var_1_12=16, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=4, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_11 >= 32767) VAL [isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=32767, var_1_12=16, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=4, var_1_8=0, var_1_9=0] [L82] CALL assume_abort_if_not(var_1_11 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=32767, var_1_12=16, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=4, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_11 <= 65535) VAL [isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=32767, var_1_12=16, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=4, var_1_8=0, var_1_9=0] [L83] var_1_12 = __VERIFIER_nondet_uchar() [L84] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=32767, var_1_12=5, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=4, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=32767, var_1_12=5, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=4, var_1_8=0, var_1_9=0] [L85] CALL assume_abort_if_not(var_1_12 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=32767, var_1_12=5, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=4, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_12 <= 255) VAL [isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=32767, var_1_12=5, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=4, var_1_8=0, var_1_9=0] [L86] CALL assume_abort_if_not(var_1_12 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=32767, var_1_12=5, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=4, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_12 != 0) VAL [isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=32767, var_1_12=5, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=4, var_1_8=0, var_1_9=0] [L87] var_1_13 = __VERIFIER_nondet_uchar() [L88] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=32767, var_1_12=5, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=4, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=32767, var_1_12=5, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=4, var_1_8=0, var_1_9=0] [L89] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=32767, var_1_12=5, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=4, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=32767, var_1_12=5, var_1_13=1, var_1_14=11/2, var_1_15=49/2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=4, var_1_8=0, var_1_9=0] [L90] var_1_15 = __VERIFIER_nondet_float() [L91] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=32767, var_1_12=5, var_1_13=1, var_1_14=11/2, var_1_15=2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=4, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=128, var_1_11=32767, var_1_12=5, var_1_13=1, var_1_14=11/2, var_1_15=2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=128, var_1_7=4, var_1_8=0, var_1_9=0] [L107] RET updateVariables() [L108] CALL step() [L40] signed long int stepLocal_1 = last_1_var_1_6; [L41] signed long int stepLocal_0 = last_1_var_1_6; [L42] COND FALSE !(stepLocal_0 >= (var_1_11 - var_1_8)) [L53] var_1_10 = last_1_var_1_1 [L55] COND FALSE !(! (var_1_10 <= last_1_var_1_1)) [L58] COND TRUE var_1_4 > (var_1_10 / var_1_7) [L59] var_1_6 = (var_1_8 + var_1_9) [L61] var_1_14 = var_1_15 [L108] RET step() [L109] CALL, EXPR property() [L98-L99] return ((((! (var_1_10 <= last_1_var_1_1)) ? (var_1_1 == ((signed short int) (var_1_4 + var_1_5))) : 1) && ((var_1_4 > (var_1_10 / var_1_7)) ? (var_1_6 == ((unsigned short int) (var_1_8 + var_1_9))) : 1)) && ((last_1_var_1_6 >= (var_1_11 - var_1_8)) ? (((var_1_7 / var_1_12) <= last_1_var_1_6) ? (var_1_10 == ((signed long int) ((last_1_var_1_6 - var_1_8) + -32))) : (var_1_13 ? (var_1_10 == ((signed long int) ((((var_1_11) < (var_1_7)) ? (var_1_11) : (var_1_7))))) : (var_1_10 == ((signed long int) var_1_5)))) : (var_1_10 == ((signed long int) last_1_var_1_1)))) && (var_1_14 == ((float) var_1_15)) ; [L109] RET, EXPR property() [L109] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=2, var_1_11=32767, var_1_12=5, var_1_13=1, var_1_14=2, var_1_15=2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=4, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=2, last_1_var_1_6=128, var_1_10=2, var_1_11=32767, var_1_12=5, var_1_13=1, var_1_14=2, var_1_15=2, var_1_1=2, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=4, var_1_8=0, var_1_9=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 130.0MB. Free memory is still 102.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 317.91ms. Allocated memory is still 182.5MB. Free memory was 151.8MB in the beginning and 144.8MB in the end (delta: 6.9MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.21ms. Allocated memory is still 182.5MB. Free memory was 144.8MB in the beginning and 141.4MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.90ms. Allocated memory is still 182.5MB. Free memory was 141.4MB in the beginning and 140.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 796.62ms. Allocated memory is still 182.5MB. Free memory was 140.1MB in the beginning and 127.0MB in the end (delta: 13.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 741.14ms. Allocated memory is still 182.5MB. Free memory was 127.0MB in the beginning and 98.6MB in the end (delta: 28.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Witness Printer took 5.29ms. Allocated memory is still 182.5MB. Free memory was 98.6MB in the beginning and 97.7MB in the end (delta: 880.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 02:47:18,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-67.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash eab8bb5264af256faa5495eae630c9d7fc0f9ba0bd7283414fe1b06e45a31044 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:47:21,238 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:47:21,380 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 02:47:21,431 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:47:21,433 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:47:21,434 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:47:21,435 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:47:21,435 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:47:21,436 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:47:21,442 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:47:21,442 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:47:21,443 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:47:21,443 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:47:21,445 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:47:21,446 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:47:21,446 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:47:21,446 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:47:21,447 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:47:21,447 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:47:21,449 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:47:21,449 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:47:21,450 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:47:21,451 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:47:21,451 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:47:21,451 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:47:21,452 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:47:21,452 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:47:21,453 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:47:21,453 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:21,453 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:47:21,455 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:47:21,455 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:47:21,455 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:47:21,456 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:47:21,456 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:47:21,456 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:47:21,456 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:47:21,457 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_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eab8bb5264af256faa5495eae630c9d7fc0f9ba0bd7283414fe1b06e45a31044 [2023-11-19 02:47:21,862 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:47:21,892 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:47:21,895 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:47:21,897 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:47:21,897 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:47:21,899 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-67.i [2023-11-19 02:47:25,000 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:47:25,332 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:47:25,333 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-67.i [2023-11-19 02:47:25,345 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL/data/c45265caa/7304f48d390d49d8aa5bd93395c0b0c4/FLAGea78dcff7 [2023-11-19 02:47:25,370 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL/data/c45265caa/7304f48d390d49d8aa5bd93395c0b0c4 [2023-11-19 02:47:25,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:47:25,379 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:47:25,384 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:25,384 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:47:25,389 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:47:25,390 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:25" (1/1) ... [2023-11-19 02:47:25,392 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f601c38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:25, skipping insertion in model container [2023-11-19 02:47:25,392 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:25" (1/1) ... [2023-11-19 02:47:25,437 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:47:25,650 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_eb2302f0-ab45-49d8-9562-9f00c897df47/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-67.i[915,928] [2023-11-19 02:47:25,736 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:25,766 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:47:25,784 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_eb2302f0-ab45-49d8-9562-9f00c897df47/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-67.i[915,928] [2023-11-19 02:47:25,827 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:25,858 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:47:25,858 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:25 WrapperNode [2023-11-19 02:47:25,859 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:25,860 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:25,860 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:47:25,860 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:47:25,869 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:25" (1/1) ... [2023-11-19 02:47:25,896 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:25" (1/1) ... [2023-11-19 02:47:25,940 INFO L138 Inliner]: procedures = 27, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 116 [2023-11-19 02:47:25,940 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:25,941 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:47:25,942 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:47:25,942 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:47:25,953 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:25" (1/1) ... [2023-11-19 02:47:25,954 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:25" (1/1) ... [2023-11-19 02:47:25,966 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:25" (1/1) ... [2023-11-19 02:47:25,967 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:25" (1/1) ... [2023-11-19 02:47:25,982 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:25" (1/1) ... [2023-11-19 02:47:25,986 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:25" (1/1) ... [2023-11-19 02:47:25,989 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:25" (1/1) ... [2023-11-19 02:47:25,991 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:25" (1/1) ... [2023-11-19 02:47:25,998 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:47:26,000 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:47:26,000 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:47:26,000 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:47:26,001 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:25" (1/1) ... [2023-11-19 02:47:26,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:26,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:47:26,096 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:47:26,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:47:26,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:47:26,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:47:26,153 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:47:26,154 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:47:26,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:47:26,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:47:26,291 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:47:26,294 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:47:26,792 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:47:26,909 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:47:26,910 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:47:26,914 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:26 BoogieIcfgContainer [2023-11-19 02:47:26,915 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:47:26,916 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:47:26,916 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:47:26,926 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:47:26,927 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:26" (1/1) ... [2023-11-19 02:47:26,936 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:47:27,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:27,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 37 states and 56 transitions. [2023-11-19 02:47:27,017 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 56 transitions. [2023-11-19 02:47:27,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 02:47:27,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:27,025 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:47:27,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:47:27,030 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:47:27,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb2302f0-ab45-49d8-9562-9f00c897df47/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 02:47:27,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:27,674 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 02:47:27,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:27,861 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 02:47:27,876 INFO L285 TraceCheckSpWp]: Computing forward predicates...