./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-54.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-54.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a107373962cca35af7d179f02239e8e00f5e366c836fd26959756f328d1ec34a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:35:18,949 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:35:19,018 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 03:35:19,024 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:35:19,025 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:35:19,048 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:35:19,049 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:35:19,050 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:35:19,051 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:35:19,051 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:35:19,052 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:35:19,052 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:35:19,053 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:35:19,053 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:35:19,054 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:35:19,054 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:35:19,055 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:35:19,055 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:35:19,056 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:35:19,056 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:35:19,057 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:35:19,058 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:35:19,058 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:35:19,059 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:35:19,059 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:35:19,059 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:35:19,060 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:35:19,060 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:35:19,061 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:35:19,061 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:35:19,061 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:35:19,062 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:35:19,062 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:35:19,062 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_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a107373962cca35af7d179f02239e8e00f5e366c836fd26959756f328d1ec34a [2023-12-03 03:35:19,291 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:35:19,312 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:35:19,314 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:35:19,316 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:35:19,316 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:35:19,318 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-54.i [2023-12-03 03:35:22,343 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:35:22,517 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:35:22,518 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-54.i [2023-12-03 03:35:22,526 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/data/c12246242/668c2c96a34c40f3adec4a44c630e1cc/FLAG8e056452f [2023-12-03 03:35:22,540 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/data/c12246242/668c2c96a34c40f3adec4a44c630e1cc [2023-12-03 03:35:22,542 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:35:22,544 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:35:22,545 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:35:22,546 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:35:22,550 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:35:22,551 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:35:22" (1/1) ... [2023-12-03 03:35:22,552 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2025f5b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:22, skipping insertion in model container [2023-12-03 03:35:22,552 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:35:22" (1/1) ... [2023-12-03 03:35:22,575 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:35:22,720 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_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-54.i[915,928] [2023-12-03 03:35:22,743 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:35:22,755 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:35:22,765 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_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-54.i[915,928] [2023-12-03 03:35:22,776 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:35:22,792 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:35:22,792 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:22 WrapperNode [2023-12-03 03:35:22,792 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:35:22,793 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:35:22,793 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:35:22,793 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:35:22,799 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:22" (1/1) ... [2023-12-03 03:35:22,807 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:22" (1/1) ... [2023-12-03 03:35:22,829 INFO L138 Inliner]: procedures = 26, calls = 21, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 74 [2023-12-03 03:35:22,829 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:35:22,830 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:35:22,830 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:35:22,830 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:35:22,837 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:22" (1/1) ... [2023-12-03 03:35:22,837 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:22" (1/1) ... [2023-12-03 03:35:22,839 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:22" (1/1) ... [2023-12-03 03:35:22,839 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:22" (1/1) ... [2023-12-03 03:35:22,845 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:22" (1/1) ... [2023-12-03 03:35:22,848 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:22" (1/1) ... [2023-12-03 03:35:22,849 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:22" (1/1) ... [2023-12-03 03:35:22,850 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:22" (1/1) ... [2023-12-03 03:35:22,852 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:35:22,853 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:35:22,854 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:35:22,854 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:35:22,854 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:22" (1/1) ... [2023-12-03 03:35:22,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:35:22,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:35:22,889 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:35:22,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:35:22,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:35:22,917 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 03:35:22,917 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 03:35:22,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:35:22,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:35:22,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:35:22,979 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:35:22,981 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:35:23,118 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:35:23,180 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:35:23,181 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 03:35:23,182 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:35:23 BoogieIcfgContainer [2023-12-03 03:35:23,182 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:35:23,183 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:35:23,183 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:35:23,194 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:35:23,194 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:35:23" (1/1) ... [2023-12-03 03:35:23,203 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:35:23,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:23,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2023-12-03 03:35:23,253 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2023-12-03 03:35:23,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 03:35:23,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:23,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:23,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:35:23,415 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:35:23,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:35:23,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:35:23,557 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:35:23,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:35:23,609 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 03:35:23,647 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:35:23 ImpRootNode [2023-12-03 03:35:23,647 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:35:23,647 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:35:23,647 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:35:23,648 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:35:23,648 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:35:23" (3/4) ... [2023-12-03 03:35:23,650 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 03:35:23,651 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:35:23,652 INFO L158 Benchmark]: Toolchain (without parser) took 1108.05ms. Allocated memory is still 192.9MB. Free memory was 156.0MB in the beginning and 104.7MB in the end (delta: 51.3MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-12-03 03:35:23,653 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 104.9MB. Free memory is still 58.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:35:23,653 INFO L158 Benchmark]: CACSL2BoogieTranslator took 247.08ms. Allocated memory is still 192.9MB. Free memory was 156.0MB in the beginning and 144.6MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 03:35:23,654 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.26ms. Allocated memory is still 192.9MB. Free memory was 144.6MB in the beginning and 142.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:35:23,654 INFO L158 Benchmark]: Boogie Preprocessor took 22.78ms. Allocated memory is still 192.9MB. Free memory was 142.5MB in the beginning and 141.6MB in the end (delta: 920.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:35:23,655 INFO L158 Benchmark]: RCFGBuilder took 329.03ms. Allocated memory is still 192.9MB. Free memory was 141.6MB in the beginning and 126.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 03:35:23,656 INFO L158 Benchmark]: CodeCheck took 463.57ms. Allocated memory is still 192.9MB. Free memory was 126.9MB in the beginning and 104.7MB in the end (delta: 22.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 03:35:23,656 INFO L158 Benchmark]: Witness Printer took 3.98ms. Allocated memory is still 192.9MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:35:23,659 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, 22 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 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 37, overapproximation of someBinaryArithmeticFLOAToperation at line 35. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 999.25; [L23] float var_1_5 = 63.875; [L24] float var_1_6 = 25.05; [L25] signed long int var_1_7 = -4; [L26] float var_1_8 = 25.2; [L27] signed long int var_1_9 = 2; [L28] signed long int var_1_10 = 256; [L29] signed long int last_1_var_1_7 = -4; [L66] isInitial = 1 [L67] FCALL initially() [L68] COND TRUE 1 [L69] CALL updateLastVariables() [L59] last_1_var_1_7 = var_1_7 [L69] RET updateLastVariables() [L70] CALL updateVariables() [L44] var_1_5 = __VERIFIER_nondet_float() [L45] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-4, var_1_10=256, var_1_1=3997/4, var_1_6=501/20, var_1_7=-4, var_1_8=126/5, var_1_9=2] [L20] COND FALSE !(!cond) [L45] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_7=-4, var_1_10=256, var_1_1=3997/4, var_1_6=501/20, var_1_7=-4, var_1_8=126/5, var_1_9=2] [L46] var_1_6 = __VERIFIER_nondet_float() [L47] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-4, var_1_10=256, var_1_1=3997/4, var_1_7=-4, var_1_8=126/5, var_1_9=2] [L20] COND FALSE !(!cond) [L47] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_7=-4, var_1_10=256, var_1_1=3997/4, var_1_7=-4, var_1_8=126/5, var_1_9=2] [L48] var_1_8 = __VERIFIER_nondet_float() [L49] CALL assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-4, var_1_10=256, var_1_1=3997/4, var_1_7=-4, var_1_9=2] [L20] COND FALSE !(!cond) [L49] RET assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_7=-4, var_1_10=256, var_1_1=3997/4, var_1_7=-4, var_1_9=2] [L50] CALL assume_abort_if_not(var_1_8 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-4, var_1_10=256, var_1_1=3997/4, var_1_7=-4, var_1_9=2] [L20] COND FALSE !(!cond) [L50] RET assume_abort_if_not(var_1_8 != 0.0F) VAL [isInitial=1, last_1_var_1_7=-4, var_1_10=256, var_1_1=3997/4, var_1_7=-4, var_1_9=2] [L51] var_1_9 = __VERIFIER_nondet_long() [L52] CALL assume_abort_if_not(var_1_9 >= -1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-4, var_1_10=256, var_1_1=3997/4, var_1_7=-4, var_1_9=0] [L20] COND FALSE !(!cond) [L52] RET assume_abort_if_not(var_1_9 >= -1073741823) VAL [isInitial=1, last_1_var_1_7=-4, var_1_10=256, var_1_1=3997/4, var_1_7=-4, var_1_9=0] [L53] CALL assume_abort_if_not(var_1_9 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-4, var_1_10=256, var_1_1=3997/4, var_1_7=-4, var_1_9=0] [L20] COND FALSE !(!cond) [L53] RET assume_abort_if_not(var_1_9 <= 1073741823) VAL [isInitial=1, last_1_var_1_7=-4, var_1_10=256, var_1_1=3997/4, var_1_7=-4, var_1_9=0] [L54] var_1_10 = __VERIFIER_nondet_long() [L55] CALL assume_abort_if_not(var_1_10 >= -1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-4, var_1_10=0, var_1_1=3997/4, var_1_7=-4, var_1_9=0] [L20] COND FALSE !(!cond) [L55] RET assume_abort_if_not(var_1_10 >= -1073741823) VAL [isInitial=1, last_1_var_1_7=-4, var_1_10=0, var_1_1=3997/4, var_1_7=-4, var_1_9=0] [L56] CALL assume_abort_if_not(var_1_10 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-4, var_1_10=0, var_1_1=3997/4, var_1_7=-4, var_1_9=0] [L20] COND FALSE !(!cond) [L56] RET assume_abort_if_not(var_1_10 <= 1073741823) VAL [isInitial=1, last_1_var_1_7=-4, var_1_10=0, var_1_1=3997/4, var_1_7=-4, var_1_9=0] [L70] RET updateVariables() [L71] CALL step() [L33] signed long int stepLocal_0 = last_1_var_1_7; [L34] COND FALSE !(last_1_var_1_7 < stepLocal_0) [L37] COND TRUE (((((var_1_5 / var_1_8)) > (var_1_6)) ? ((var_1_5 / var_1_8)) : (var_1_6))) == var_1_1 [L38] var_1_7 = (var_1_9 + var_1_10) [L71] RET step() [L72] CALL, EXPR property() [L62-L63] return ((last_1_var_1_7 < last_1_var_1_7) ? (var_1_1 == ((float) (var_1_5 - var_1_6))) : 1) && (((((((var_1_5 / var_1_8)) > (var_1_6)) ? ((var_1_5 / var_1_8)) : (var_1_6))) == var_1_1) ? (var_1_7 == ((signed long int) (var_1_9 + var_1_10))) : (var_1_7 == ((signed long int) 50))) ; [L72] RET, EXPR property() [L72] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_7=-4, var_1_10=0, var_1_1=3997/4, var_1_7=0, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_7=-4, var_1_10=0, var_1_1=3997/4, var_1_7=0, var_1_9=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 104.9MB. Free memory is still 58.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 247.08ms. Allocated memory is still 192.9MB. Free memory was 156.0MB in the beginning and 144.6MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.26ms. Allocated memory is still 192.9MB. Free memory was 144.6MB in the beginning and 142.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.78ms. Allocated memory is still 192.9MB. Free memory was 142.5MB in the beginning and 141.6MB in the end (delta: 920.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 329.03ms. Allocated memory is still 192.9MB. Free memory was 141.6MB in the beginning and 126.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 463.57ms. Allocated memory is still 192.9MB. Free memory was 126.9MB in the beginning and 104.7MB in the end (delta: 22.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 3.98ms. Allocated memory is still 192.9MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 03:35:23,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-54.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a107373962cca35af7d179f02239e8e00f5e366c836fd26959756f328d1ec34a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:35:25,624 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:35:25,703 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 03:35:25,736 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:35:25,737 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:35:25,738 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:35:25,738 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:35:25,739 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:35:25,740 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:35:25,740 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:35:25,741 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:35:25,741 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:35:25,742 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:35:25,742 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:35:25,743 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:35:25,743 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:35:25,744 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:35:25,744 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:35:25,745 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:35:25,745 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:35:25,746 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:35:25,746 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:35:25,747 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:35:25,747 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:35:25,748 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:35:25,748 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:35:25,749 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:35:25,749 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:35:25,750 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:35:25,750 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:35:25,751 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:35:25,751 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:35:25,751 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:35:25,752 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:35:25,752 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:35:25,753 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:35:25,753 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:35:25,753 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_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a107373962cca35af7d179f02239e8e00f5e366c836fd26959756f328d1ec34a [2023-12-03 03:35:26,057 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:35:26,076 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:35:26,079 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:35:26,080 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:35:26,081 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:35:26,082 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-54.i [2023-12-03 03:35:28,905 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:35:29,091 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:35:29,091 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-54.i [2023-12-03 03:35:29,098 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/data/8ea401d1c/446321e31a8841abaae9ccf3dd42e744/FLAGee1731e1d [2023-12-03 03:35:29,109 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/data/8ea401d1c/446321e31a8841abaae9ccf3dd42e744 [2023-12-03 03:35:29,111 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:35:29,112 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:35:29,113 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:35:29,114 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:35:29,117 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:35:29,118 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:35:29" (1/1) ... [2023-12-03 03:35:29,119 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13fad88e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:29, skipping insertion in model container [2023-12-03 03:35:29,119 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:35:29" (1/1) ... [2023-12-03 03:35:29,143 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:35:29,298 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_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-54.i[915,928] [2023-12-03 03:35:29,327 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:35:29,344 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:35:29,358 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_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-54.i[915,928] [2023-12-03 03:35:29,370 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:35:29,389 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:35:29,389 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:29 WrapperNode [2023-12-03 03:35:29,389 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:35:29,391 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:35:29,391 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:35:29,391 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:35:29,398 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:29" (1/1) ... [2023-12-03 03:35:29,410 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:29" (1/1) ... [2023-12-03 03:35:29,435 INFO L138 Inliner]: procedures = 27, calls = 21, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 72 [2023-12-03 03:35:29,436 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:35:29,436 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:35:29,437 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:35:29,437 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:35:29,447 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:29" (1/1) ... [2023-12-03 03:35:29,447 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:29" (1/1) ... [2023-12-03 03:35:29,451 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:29" (1/1) ... [2023-12-03 03:35:29,451 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:29" (1/1) ... [2023-12-03 03:35:29,460 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:29" (1/1) ... [2023-12-03 03:35:29,464 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:29" (1/1) ... [2023-12-03 03:35:29,466 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:29" (1/1) ... [2023-12-03 03:35:29,468 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:29" (1/1) ... [2023-12-03 03:35:29,471 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:35:29,472 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:35:29,472 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:35:29,472 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:35:29,473 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:35:29" (1/1) ... [2023-12-03 03:35:29,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:35:29,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:35:29,509 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:35:29,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:35:29,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:35:29,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:35:29,549 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 03:35:29,549 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 03:35:29,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:35:29,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:35:29,632 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:35:29,635 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:35:33,973 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:35:34,074 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:35:34,074 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 03:35:34,075 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:35:34 BoogieIcfgContainer [2023-12-03 03:35:34,076 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:35:34,077 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:35:34,077 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:35:34,087 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:35:34,087 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:35:34" (1/1) ... [2023-12-03 03:35:34,096 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:35:34,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:34,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2023-12-03 03:35:34,152 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2023-12-03 03:35:34,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 03:35:34,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:34,158 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:35:34,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:35:34,179 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:35:34,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 03:35:35,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:35,039 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:35:35,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:35,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:35:35,231 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:37:01,653 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 03:37:01,664 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 03:37:04,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:37:05,903 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:37:06,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:37:06,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 19 states and 26 transitions. [2023-12-03 03:37:06,852 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2023-12-03 03:37:06,852 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 03:37:06,853 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2023-12-03 03:37:06,862 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 03:37:06,953 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:37:06,956 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:37:06,956 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:37:06,957 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:37:06 ImpRootNode [2023-12-03 03:37:06,957 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:37:06,958 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:37:06,958 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:37:06,958 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:37:06,959 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:35:34" (3/4) ... [2023-12-03 03:37:06,961 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 03:37:06,964 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-12-03 03:37:06,969 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2023-12-03 03:37:06,970 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-12-03 03:37:06,970 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-03 03:37:06,971 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 03:37:07,058 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 03:37:07,059 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 03:37:07,059 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:37:07,060 INFO L158 Benchmark]: Toolchain (without parser) took 97947.30ms. Allocated memory was 96.5MB in the beginning and 157.3MB in the end (delta: 60.8MB). Free memory was 73.2MB in the beginning and 100.9MB in the end (delta: -27.7MB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. [2023-12-03 03:37:07,060 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 60.8MB. Free memory was 37.6MB in the beginning and 37.5MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:37:07,061 INFO L158 Benchmark]: CACSL2BoogieTranslator took 276.34ms. Allocated memory is still 96.5MB. Free memory was 73.2MB in the beginning and 61.3MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 03:37:07,061 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.28ms. Allocated memory is still 96.5MB. Free memory was 61.3MB in the beginning and 59.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:37:07,062 INFO L158 Benchmark]: Boogie Preprocessor took 34.90ms. Allocated memory is still 96.5MB. Free memory was 59.4MB in the beginning and 58.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:37:07,062 INFO L158 Benchmark]: RCFGBuilder took 4603.68ms. Allocated memory is still 96.5MB. Free memory was 58.0MB in the beginning and 70.0MB in the end (delta: -12.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 03:37:07,063 INFO L158 Benchmark]: CodeCheck took 92880.35ms. Allocated memory was 96.5MB in the beginning and 157.3MB in the end (delta: 60.8MB). Free memory was 70.0MB in the beginning and 106.2MB in the end (delta: -36.2MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2023-12-03 03:37:07,063 INFO L158 Benchmark]: Witness Printer took 101.34ms. Allocated memory is still 157.3MB. Free memory was 106.2MB in the beginning and 100.9MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 03:37:07,066 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, 22 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 92.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 56 SdHoareTripleChecker+Valid, 4.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 41 SdHoareTripleChecker+Invalid, 4.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 85 IncrementalHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 33 mSDtfsCounter, 85 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 256 GetRequests, 250 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 86.5s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 32 ConstructedInterpolants, 0 QuantifiedInterpolants, 297 SizeOfPredicates, 13 NumberOfNonLiveVariables, 83 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 1 InterpolantComputations, 0 PerfectInterpolantSequences, 49/56 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 43]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 60.8MB. Free memory was 37.6MB in the beginning and 37.5MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 276.34ms. Allocated memory is still 96.5MB. Free memory was 73.2MB in the beginning and 61.3MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.28ms. Allocated memory is still 96.5MB. Free memory was 61.3MB in the beginning and 59.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.90ms. Allocated memory is still 96.5MB. Free memory was 59.4MB in the beginning and 58.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 4603.68ms. Allocated memory is still 96.5MB. Free memory was 58.0MB in the beginning and 70.0MB in the end (delta: -12.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 92880.35ms. Allocated memory was 96.5MB in the beginning and 157.3MB in the end (delta: 60.8MB). Free memory was 70.0MB in the beginning and 106.2MB in the end (delta: -36.2MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. * Witness Printer took 101.34ms. Allocated memory is still 157.3MB. Free memory was 106.2MB in the beginning and 100.9MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 03:37:07,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_74d13fd5-a3b8-4fa4-9092-3dbf7ac1a188/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE