./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-87.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-87.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk --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 57aa769afed4a061f728787b55a05b2a082848f9dc6ce06d34092eb1dbdd7a2a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:47:12,665 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:47:12,761 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:47:12,768 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:47:12,768 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:47:12,804 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:47:12,805 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:47:12,806 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:47:12,806 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:47:12,808 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:47:12,808 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:47:12,809 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:47:12,809 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:47:12,811 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:47:12,811 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:47:12,811 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:47:12,812 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:47:12,812 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:47:12,812 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:47:12,812 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:47:12,813 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:47:12,813 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:47:12,814 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:47:12,814 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:47:12,814 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:47:12,814 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:47:12,815 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:47:12,815 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:47:12,815 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:47:12,816 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:47:12,816 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:47:12,816 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:47:12,819 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:47:12,819 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_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57aa769afed4a061f728787b55a05b2a082848f9dc6ce06d34092eb1dbdd7a2a [2024-11-08 22:47:13,117 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:47:13,139 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:47:13,142 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:47:13,143 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:47:13,144 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:47:13,145 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-87.i Unable to find full path for "g++" [2024-11-08 22:47:15,122 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:47:15,330 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:47:15,330 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-87.i [2024-11-08 22:47:15,341 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk/data/80b391e84/95187e545112458b8c79648ea830d696/FLAG246e0649d [2024-11-08 22:47:15,364 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk/data/80b391e84/95187e545112458b8c79648ea830d696 [2024-11-08 22:47:15,367 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:47:15,370 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:47:15,372 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:47:15,372 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:47:15,377 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:47:15,378 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:47:15" (1/1) ... [2024-11-08 22:47:15,379 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e097c96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:15, skipping insertion in model container [2024-11-08 22:47:15,382 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:47:15" (1/1) ... [2024-11-08 22:47:15,414 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:47:15,636 WARN L250 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_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-87.i[915,928] [2024-11-08 22:47:15,695 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:47:15,708 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:47:15,723 WARN L250 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_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-87.i[915,928] [2024-11-08 22:47:15,753 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:47:15,778 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:47:15,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:15 WrapperNode [2024-11-08 22:47:15,779 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:47:15,780 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:47:15,780 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:47:15,781 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:47:15,789 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:15" (1/1) ... [2024-11-08 22:47:15,802 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:15" (1/1) ... [2024-11-08 22:47:15,842 INFO L138 Inliner]: procedures = 26, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 120 [2024-11-08 22:47:15,842 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:47:15,845 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:47:15,845 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:47:15,845 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:47:15,857 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:15" (1/1) ... [2024-11-08 22:47:15,858 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:15" (1/1) ... [2024-11-08 22:47:15,860 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:15" (1/1) ... [2024-11-08 22:47:15,863 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:15" (1/1) ... [2024-11-08 22:47:15,869 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:15" (1/1) ... [2024-11-08 22:47:15,875 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:15" (1/1) ... [2024-11-08 22:47:15,881 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:15" (1/1) ... [2024-11-08 22:47:15,885 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:15" (1/1) ... [2024-11-08 22:47:15,887 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:47:15,892 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:47:15,892 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:47:15,892 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:47:15,893 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:15" (1/1) ... [2024-11-08 22:47:15,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:47:15,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:47:15,932 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:47:15,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:47:15,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:47:15,967 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:47:15,967 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:47:15,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:47:15,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:47:15,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:47:16,058 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:47:16,063 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:47:16,412 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-08 22:47:16,412 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:47:16,694 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:47:16,695 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:47:16,695 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:47:16 BoogieIcfgContainer [2024-11-08 22:47:16,695 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:47:16,696 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:47:16,696 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:47:16,710 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:47:16,710 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:47:16" (1/1) ... [2024-11-08 22:47:16,719 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:47:16,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:47:16,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-08 22:47:16,826 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-08 22:47:16,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-08 22:47:16,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:47:16,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:47:17,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:47:17,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:47:17,341 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:47:17,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:47:17,499 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:47:17,578 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:47:17 ImpRootNode [2024-11-08 22:47:17,578 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:47:17,579 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:47:17,579 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:47:17,579 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:47:17,580 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:47:16" (3/4) ... [2024-11-08 22:47:17,582 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:47:17,584 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:47:17,585 INFO L158 Benchmark]: Toolchain (without parser) took 2214.86ms. Allocated memory was 144.7MB in the beginning and 192.9MB in the end (delta: 48.2MB). Free memory was 106.2MB in the beginning and 129.7MB in the end (delta: -23.5MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2024-11-08 22:47:17,585 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 144.7MB. Free memory is still 114.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:47:17,586 INFO L158 Benchmark]: CACSL2BoogieTranslator took 407.18ms. Allocated memory is still 144.7MB. Free memory was 106.2MB in the beginning and 91.9MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:47:17,587 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.29ms. Allocated memory is still 144.7MB. Free memory was 91.9MB in the beginning and 89.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:47:17,587 INFO L158 Benchmark]: Boogie Preprocessor took 46.39ms. Allocated memory is still 144.7MB. Free memory was 89.9MB in the beginning and 88.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:47:17,588 INFO L158 Benchmark]: RCFGBuilder took 803.58ms. Allocated memory is still 144.7MB. Free memory was 88.3MB in the beginning and 54.3MB in the end (delta: 34.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-08 22:47:17,589 INFO L158 Benchmark]: CodeCheck took 881.90ms. Allocated memory was 144.7MB in the beginning and 192.9MB in the end (delta: 48.2MB). Free memory was 54.3MB in the beginning and 130.8MB in the end (delta: -76.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:47:17,589 INFO L158 Benchmark]: Witness Printer took 5.07ms. Allocated memory is still 192.9MB. Free memory was 130.8MB in the beginning and 129.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:47:17,593 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 30 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, 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, 53 NumberOfCodeBlocks, 53 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 93, overapproximation of shiftRight at line 52. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 1; [L23] unsigned char var_1_2 = 0; [L24] unsigned long int var_1_3 = 3164414017; [L25] unsigned long int var_1_4 = 128; [L26] signed char var_1_5 = -128; [L27] signed char var_1_6 = 10; [L28] signed char var_1_7 = 50; [L29] float var_1_8 = 5.1; [L30] float var_1_9 = 63.75; [L31] signed char var_1_10 = 100; [L32] signed long int var_1_12 = 5; [L33] signed char last_1_var_1_10 = 100; [L97] isInitial = 1 [L98] FCALL initially() [L99] COND TRUE 1 [L100] CALL updateLastVariables() [L90] last_1_var_1_10 = var_1_10 [L100] RET updateLastVariables() [L101] CALL updateVariables() [L67] var_1_2 = __VERIFIER_nondet_uchar() [L68] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_3=3164414017, var_1_4=128, var_1_5=-128, var_1_6=10, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_3=3164414017, var_1_4=128, var_1_5=-128, var_1_6=10, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L69] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=3164414017, var_1_4=128, var_1_5=-128, var_1_6=10, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=3164414017, var_1_4=128, var_1_5=-128, var_1_6=10, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L70] var_1_3 = __VERIFIER_nondet_ulong() [L71] CALL assume_abort_if_not(var_1_3 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=128, var_1_5=-128, var_1_6=10, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_3 >= 2147483647) VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=128, var_1_5=-128, var_1_6=10, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L72] CALL assume_abort_if_not(var_1_3 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=128, var_1_5=-128, var_1_6=10, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(var_1_3 <= 4294967294) VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=128, var_1_5=-128, var_1_6=10, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L73] var_1_4 = __VERIFIER_nondet_ulong() [L74] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_5=-128, var_1_6=10, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_5=-128, var_1_6=10, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L75] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=1, var_1_5=-128, var_1_6=10, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=1, var_1_5=-128, var_1_6=10, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L76] var_1_6 = __VERIFIER_nondet_char() [L77] CALL assume_abort_if_not(var_1_6 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=1, var_1_5=-128, var_1_6=1, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_6 >= -126) VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=1, var_1_5=-128, var_1_6=1, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L78] CALL assume_abort_if_not(var_1_6 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=1, var_1_5=-128, var_1_6=1, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_6 <= 126) VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=1, var_1_5=-128, var_1_6=1, var_1_7=50, var_1_8=51/10, var_1_9=255/4] [L79] var_1_7 = __VERIFIER_nondet_char() [L80] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=1, var_1_5=-128, var_1_6=1, var_1_7=0, var_1_8=51/10, var_1_9=255/4] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=1, var_1_5=-128, var_1_6=1, var_1_7=0, var_1_8=51/10, var_1_9=255/4] [L81] CALL assume_abort_if_not(var_1_7 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=1, var_1_5=-128, var_1_6=1, var_1_7=0, var_1_8=51/10, var_1_9=255/4] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_7 <= 126) VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=1, var_1_5=-128, var_1_6=1, var_1_7=0, var_1_8=51/10, var_1_9=255/4] [L82] var_1_9 = __VERIFIER_nondet_float() [L83] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=1, var_1_5=-128, var_1_6=1, var_1_7=0, var_1_8=51/10] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=5, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=1, var_1_5=-128, var_1_6=1, var_1_7=0, var_1_8=51/10] [L84] var_1_12 = __VERIFIER_nondet_long() [L85] CALL assume_abort_if_not(var_1_12 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=2, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=1, var_1_5=-128, var_1_6=1, var_1_7=0, var_1_8=51/10] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_12 >= -2147483648) VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=2, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=1, var_1_5=-128, var_1_6=1, var_1_7=0, var_1_8=51/10] [L86] CALL assume_abort_if_not(var_1_12 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=2, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=1, var_1_5=-128, var_1_6=1, var_1_7=0, var_1_8=51/10] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_12 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=2, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=1, var_1_5=-128, var_1_6=1, var_1_7=0, var_1_8=51/10] [L87] CALL assume_abort_if_not(var_1_12 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=2, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=1, var_1_5=-128, var_1_6=1, var_1_7=0, var_1_8=51/10] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_12 != 0) VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=2, var_1_1=1, var_1_2=1, var_1_3=2147483647, var_1_4=1, var_1_5=-128, var_1_6=1, var_1_7=0, var_1_8=51/10] [L101] RET updateVariables() [L102] CALL step() [L37] COND TRUE \read(var_1_2) [L38] var_1_1 = ((((var_1_3 - var_1_4) < 0 ) ? -(var_1_3 - var_1_4) : (var_1_3 - var_1_4))) [L40] signed long int stepLocal_1 = -8; [L41] unsigned long int stepLocal_0 = var_1_1; [L42] COND FALSE !(stepLocal_1 < var_1_4) [L49] var_1_5 = -2 [L51] unsigned long int stepLocal_3 = var_1_1; [L52] EXPR var_1_4 >> var_1_3 [L52] unsigned long int stepLocal_2 = var_1_4 >> var_1_3; [L53] COND FALSE !(var_1_6 >= stepLocal_2) [L58] COND FALSE !((var_1_1 + (var_1_6 / var_1_12)) < var_1_1) [L102] RET step() [L103] CALL, EXPR property() [L93] EXPR ((var_1_2 ? (var_1_1 == ((unsigned long int) ((((var_1_3 - var_1_4) < 0 ) ? -(var_1_3 - var_1_4) : (var_1_3 - var_1_4))))) : 1) && ((-8 < var_1_4) ? ((var_1_4 != var_1_1) ? (var_1_5 == ((signed char) (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))) - var_1_7))) : (var_1_5 == ((signed char) var_1_6))) : (var_1_5 == ((signed char) -2)))) && ((var_1_6 >= (var_1_4 >> var_1_3)) ? ((var_1_6 != var_1_1) ? (var_1_8 == ((float) var_1_9)) : 1) : 1) [L93] EXPR var_1_4 >> var_1_3 [L93] EXPR ((var_1_2 ? (var_1_1 == ((unsigned long int) ((((var_1_3 - var_1_4) < 0 ) ? -(var_1_3 - var_1_4) : (var_1_3 - var_1_4))))) : 1) && ((-8 < var_1_4) ? ((var_1_4 != var_1_1) ? (var_1_5 == ((signed char) (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))) - var_1_7))) : (var_1_5 == ((signed char) var_1_6))) : (var_1_5 == ((signed char) -2)))) && ((var_1_6 >= (var_1_4 >> var_1_3)) ? ((var_1_6 != var_1_1) ? (var_1_8 == ((float) var_1_9)) : 1) : 1) [L93-L94] return (((var_1_2 ? (var_1_1 == ((unsigned long int) ((((var_1_3 - var_1_4) < 0 ) ? -(var_1_3 - var_1_4) : (var_1_3 - var_1_4))))) : 1) && ((-8 < var_1_4) ? ((var_1_4 != var_1_1) ? (var_1_5 == ((signed char) (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))) - var_1_7))) : (var_1_5 == ((signed char) var_1_6))) : (var_1_5 == ((signed char) -2)))) && ((var_1_6 >= (var_1_4 >> var_1_3)) ? ((var_1_6 != var_1_1) ? (var_1_8 == ((float) var_1_9)) : 1) : 1)) && (((var_1_1 + (var_1_6 / var_1_12)) < var_1_1) ? ((var_1_7 >= last_1_var_1_10) ? (var_1_10 == ((signed char) -32)) : (var_1_10 == ((signed char) var_1_7))) : 1) ; [L103] RET, EXPR property() [L103] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=2, var_1_1=2147483646, var_1_2=1, var_1_3=2147483647, var_1_4=1, var_1_5=-2, var_1_6=1, var_1_7=0, var_1_8=51/10, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=100, var_1_10=100, var_1_12=2, var_1_1=2147483646, var_1_2=1, var_1_3=2147483647, var_1_4=1, var_1_5=-2, var_1_6=1, var_1_7=0, var_1_8=51/10, var_1_9=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 144.7MB. Free memory is still 114.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 407.18ms. Allocated memory is still 144.7MB. Free memory was 106.2MB in the beginning and 91.9MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.29ms. Allocated memory is still 144.7MB. Free memory was 91.9MB in the beginning and 89.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.39ms. Allocated memory is still 144.7MB. Free memory was 89.9MB in the beginning and 88.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 803.58ms. Allocated memory is still 144.7MB. Free memory was 88.3MB in the beginning and 54.3MB in the end (delta: 34.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 881.90ms. Allocated memory was 144.7MB in the beginning and 192.9MB in the end (delta: 48.2MB). Free memory was 54.3MB in the beginning and 130.8MB in the end (delta: -76.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.07ms. Allocated memory is still 192.9MB. Free memory was 130.8MB in the beginning and 129.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:47:17,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-87.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk --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 57aa769afed4a061f728787b55a05b2a082848f9dc6ce06d34092eb1dbdd7a2a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:47:19,972 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:47:20,068 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:47:20,105 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:47:20,106 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:47:20,106 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:47:20,107 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:47:20,107 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:47:20,107 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:47:20,108 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:47:20,108 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:47:20,108 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:47:20,109 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:47:20,109 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:47:20,109 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:47:20,110 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:47:20,110 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:47:20,110 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:47:20,111 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:47:20,111 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:47:20,111 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:47:20,115 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:47:20,115 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:47:20,115 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:47:20,116 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:47:20,116 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:47:20,116 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:47:20,116 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:47:20,117 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:47:20,117 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:47:20,117 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:47:20,117 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:47:20,118 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:47:20,118 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:47:20,121 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:47:20,122 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:47:20,122 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_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57aa769afed4a061f728787b55a05b2a082848f9dc6ce06d34092eb1dbdd7a2a [2024-11-08 22:47:20,508 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:47:20,537 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:47:20,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:47:20,542 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:47:20,542 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:47:20,544 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-87.i Unable to find full path for "g++" [2024-11-08 22:47:22,574 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:47:22,831 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:47:22,832 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-87.i [2024-11-08 22:47:22,841 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk/data/2b4ca1e08/4d91d9c943d74de1acd317048ec6a54d/FLAG82e7ea3e4 [2024-11-08 22:47:22,857 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk/data/2b4ca1e08/4d91d9c943d74de1acd317048ec6a54d [2024-11-08 22:47:22,859 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:47:22,861 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:47:22,862 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:47:22,862 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:47:22,866 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:47:22,867 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:47:22" (1/1) ... [2024-11-08 22:47:22,868 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35f5f91d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:22, skipping insertion in model container [2024-11-08 22:47:22,868 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:47:22" (1/1) ... [2024-11-08 22:47:22,892 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:47:23,124 WARN L250 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_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-87.i[915,928] [2024-11-08 22:47:23,185 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:47:23,207 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:47:23,223 WARN L250 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_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-87.i[915,928] [2024-11-08 22:47:23,251 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:47:23,279 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:47:23,279 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:23 WrapperNode [2024-11-08 22:47:23,280 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:47:23,281 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:47:23,281 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:47:23,281 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:47:23,288 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:23" (1/1) ... [2024-11-08 22:47:23,301 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:23" (1/1) ... [2024-11-08 22:47:23,339 INFO L138 Inliner]: procedures = 27, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 99 [2024-11-08 22:47:23,339 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:47:23,344 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:47:23,344 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:47:23,344 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:47:23,355 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:23" (1/1) ... [2024-11-08 22:47:23,356 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:23" (1/1) ... [2024-11-08 22:47:23,360 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:23" (1/1) ... [2024-11-08 22:47:23,360 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:23" (1/1) ... [2024-11-08 22:47:23,401 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:23" (1/1) ... [2024-11-08 22:47:23,407 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:23" (1/1) ... [2024-11-08 22:47:23,409 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:23" (1/1) ... [2024-11-08 22:47:23,410 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:23" (1/1) ... [2024-11-08 22:47:23,415 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:47:23,419 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:47:23,419 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:47:23,419 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:47:23,420 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:47:23" (1/1) ... [2024-11-08 22:47:23,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:47:23,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:47:23,457 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:47:23,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:47:23,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:47:23,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:47:23,498 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:47:23,499 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:47:23,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:47:23,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:47:23,588 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:47:23,590 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:47:23,929 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-08 22:47:23,930 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:47:24,087 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:47:24,087 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:47:24,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:47:24 BoogieIcfgContainer [2024-11-08 22:47:24,088 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:47:24,089 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:47:24,089 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:47:24,100 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:47:24,100 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:47:24" (1/1) ... [2024-11-08 22:47:24,109 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:47:24,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:47:24,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-08 22:47:24,168 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-08 22:47:24,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-08 22:47:24,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:47:24,175 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:47:24,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:47:24,178 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:47:24,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47b6ae3a-220e-4f2e-b6a7-f5645344ce5b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:47:24,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:24,706 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:47:24,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:24,821 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-08 22:47:24,845 INFO L278 TraceCheckSpWp]: Computing forward predicates...