./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/nest-if3.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_161bc29b-ca5a-45b8-a713-558e741e98de/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_161bc29b-ca5a-45b8-a713-558e741e98de/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_161bc29b-ca5a-45b8-a713-558e741e98de/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_161bc29b-ca5a-45b8-a713-558e741e98de/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/nest-if3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_161bc29b-ca5a-45b8-a713-558e741e98de/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_161bc29b-ca5a-45b8-a713-558e741e98de/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 ff6ed2162f27809b742c891ab6e2d783f8472921e0d39d2ecd3fd1d3f6661283 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:28:15,565 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:28:15,671 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_161bc29b-ca5a-45b8-a713-558e741e98de/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:28:15,679 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:28:15,680 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:28:15,703 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:28:15,703 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:28:15,704 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:28:15,705 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:28:15,705 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:28:15,705 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:28:15,706 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:28:15,706 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:28:15,706 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:28:15,707 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:28:15,707 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:28:15,708 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:28:15,708 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:28:15,708 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:28:15,709 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:28:15,709 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:28:15,713 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:28:15,713 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:28:15,713 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:28:15,714 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:28:15,714 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:28:15,714 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:28:15,715 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:28:15,715 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:28:15,715 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:28:15,716 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:28:15,720 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:28:15,721 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:28:15,721 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_161bc29b-ca5a-45b8-a713-558e741e98de/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_161bc29b-ca5a-45b8-a713-558e741e98de/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ff6ed2162f27809b742c891ab6e2d783f8472921e0d39d2ecd3fd1d3f6661283 [2024-11-08 22:28:16,001 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:28:16,035 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:28:16,039 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:28:16,041 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:28:16,041 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:28:16,043 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_161bc29b-ca5a-45b8-a713-558e741e98de/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/loop-invgen/nest-if3.i Unable to find full path for "g++" [2024-11-08 22:28:18,061 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:28:18,297 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:28:18,298 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_161bc29b-ca5a-45b8-a713-558e741e98de/sv-benchmarks/c/loop-invgen/nest-if3.i [2024-11-08 22:28:18,306 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_161bc29b-ca5a-45b8-a713-558e741e98de/bin/ukojak-verify-ImItNfHLgk/data/72560abc7/3a0a96e3fbb741208a6ef3a7c5ca8384/FLAGbdb0709ce [2024-11-08 22:28:18,321 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_161bc29b-ca5a-45b8-a713-558e741e98de/bin/ukojak-verify-ImItNfHLgk/data/72560abc7/3a0a96e3fbb741208a6ef3a7c5ca8384 [2024-11-08 22:28:18,324 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:28:18,326 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:28:18,327 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:28:18,327 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:28:18,333 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:28:18,334 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:28:18" (1/1) ... [2024-11-08 22:28:18,335 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7899258 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:18, skipping insertion in model container [2024-11-08 22:28:18,335 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:28:18" (1/1) ... [2024-11-08 22:28:18,357 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:28:18,586 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_161bc29b-ca5a-45b8-a713-558e741e98de/sv-benchmarks/c/loop-invgen/nest-if3.i[893,906] [2024-11-08 22:28:18,602 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:28:18,612 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:28:18,626 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_161bc29b-ca5a-45b8-a713-558e741e98de/sv-benchmarks/c/loop-invgen/nest-if3.i[893,906] [2024-11-08 22:28:18,630 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:28:18,649 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:28:18,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:18 WrapperNode [2024-11-08 22:28:18,649 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:28:18,651 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:28:18,651 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:28:18,651 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:28:18,659 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:18" (1/1) ... [2024-11-08 22:28:18,666 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:18" (1/1) ... [2024-11-08 22:28:18,684 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 56 [2024-11-08 22:28:18,684 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:28:18,685 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:28:18,685 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:28:18,685 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:28:18,694 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:18" (1/1) ... [2024-11-08 22:28:18,695 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:18" (1/1) ... [2024-11-08 22:28:18,696 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:18" (1/1) ... [2024-11-08 22:28:18,696 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:18" (1/1) ... [2024-11-08 22:28:18,699 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:18" (1/1) ... [2024-11-08 22:28:18,703 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:18" (1/1) ... [2024-11-08 22:28:18,704 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:18" (1/1) ... [2024-11-08 22:28:18,704 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:18" (1/1) ... [2024-11-08 22:28:18,706 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:28:18,707 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:28:18,707 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:28:18,707 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:28:18,708 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:18" (1/1) ... [2024-11-08 22:28:18,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:28:18,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_161bc29b-ca5a-45b8-a713-558e741e98de/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:28:18,740 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_161bc29b-ca5a-45b8-a713-558e741e98de/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:28:18,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_161bc29b-ca5a-45b8-a713-558e741e98de/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:28:18,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:28:18,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:28:18,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:28:18,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:28:18,835 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:28:18,837 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:28:18,975 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-08 22:28:18,975 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:28:19,011 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:28:19,012 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:28:19,012 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:28:19 BoogieIcfgContainer [2024-11-08 22:28:19,012 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:28:19,013 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:28:19,013 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:28:19,025 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:28:19,025 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:28:19" (1/1) ... [2024-11-08 22:28:19,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:28:19,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:19,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2024-11-08 22:28:19,110 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2024-11-08 22:28:19,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:28:19,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:19,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:19,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:19,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:28:19,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:19,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 20 states and 31 transitions. [2024-11-08 22:28:19,720 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 31 transitions. [2024-11-08 22:28:19,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 22:28:19,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:19,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:19,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:20,103 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:28:20,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:20,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 25 states and 47 transitions. [2024-11-08 22:28:20,704 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 47 transitions. [2024-11-08 22:28:20,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 22:28:20,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:20,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:20,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:20,820 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:28:20,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:20,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 25 states and 46 transitions. [2024-11-08 22:28:20,989 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 46 transitions. [2024-11-08 22:28:20,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:28:20,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:20,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:21,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:21,063 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:28:21,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:21,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 25 states and 44 transitions. [2024-11-08 22:28:21,260 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 44 transitions. [2024-11-08 22:28:21,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 22:28:21,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:21,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:21,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:21,573 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:28:22,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:22,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 29 states and 58 transitions. [2024-11-08 22:28:22,247 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 58 transitions. [2024-11-08 22:28:22,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 22:28:22,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:22,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:22,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:22,590 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:28:23,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:23,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 35 states and 74 transitions. [2024-11-08 22:28:23,996 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 74 transitions. [2024-11-08 22:28:23,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:28:23,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:23,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:24,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:24,313 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 22:28:25,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:25,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 38 states and 81 transitions. [2024-11-08 22:28:25,003 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 81 transitions. [2024-11-08 22:28:25,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:28:25,004 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:25,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:25,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:25,334 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:28:26,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:26,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 41 states and 88 transitions. [2024-11-08 22:28:26,160 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 88 transitions. [2024-11-08 22:28:26,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:28:26,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:26,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:26,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:26,272 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 22:28:27,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:27,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 46 states and 107 transitions. [2024-11-08 22:28:27,962 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 107 transitions. [2024-11-08 22:28:27,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 22:28:27,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:27,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:27,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:28,214 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:28:28,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:28,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 48 states and 114 transitions. [2024-11-08 22:28:28,735 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 114 transitions. [2024-11-08 22:28:28,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 22:28:28,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:28,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:28,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:29,073 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:28:31,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:31,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 56 states and 132 transitions. [2024-11-08 22:28:31,267 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 132 transitions. [2024-11-08 22:28:31,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 22:28:31,268 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:31,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:31,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:31,355 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-08 22:28:31,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:31,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 44 states and 93 transitions. [2024-11-08 22:28:31,701 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 93 transitions. [2024-11-08 22:28:31,702 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:28:31,702 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2024-11-08 22:28:31,711 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 22:28:32,567 INFO L77 FloydHoareUtils]: At program point L31-1(lines 31 37) the Hoare annotation is: (<= 1 |ULTIMATE.start_main_~l~0#1|) [2024-11-08 22:28:32,568 INFO L77 FloydHoareUtils]: At program point L31-3(lines 31 37) the Hoare annotation is: (not (and (< |ULTIMATE.start_main_~l~0#1| 1) (<= (+ |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~l~0#1|) |ULTIMATE.start_main_~n~0#1|))) [2024-11-08 22:28:32,568 INFO L75 FloydHoareUtils]: For program point L19(line 19) no Hoare annotation was computed. [2024-11-08 22:28:32,568 INFO L77 FloydHoareUtils]: At program point L32-1(lines 32 34) the Hoare annotation is: (let ((.cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|)) (.cse1 (< |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~n~0#1|))) (or (and .cse0 .cse1 (< |ULTIMATE.start_main_~n~0#1| (+ |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~l~0#1|))) (and .cse0 .cse1 (<= 1 |ULTIMATE.start_main_~l~0#1|)))) [2024-11-08 22:28:32,569 INFO L77 FloydHoareUtils]: At program point L32-3(lines 32 34) the Hoare annotation is: (let ((.cse0 (+ |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~l~0#1|)) (.cse1 (<= 1 |ULTIMATE.start_main_~i~0#1|))) (or (and (< (+ |ULTIMATE.start_main_~n~0#1| 1) .cse0) .cse1) (and .cse1 (not (and (= |ULTIMATE.start_main_~k~0#1| 1) (<= |ULTIMATE.start_main_~i~0#1| (+ |ULTIMATE.start_main_~l~0#1| 1)))) (< |ULTIMATE.start_main_~n~0#1| .cse0)) (and .cse1 (<= 1 |ULTIMATE.start_main_~l~0#1|)))) [2024-11-08 22:28:32,569 INFO L77 FloydHoareUtils]: At program point L28(line 28) the Hoare annotation is: true [2024-11-08 22:28:32,569 INFO L77 FloydHoareUtils]: At program point L32-4(lines 32 34) the Hoare annotation is: (not (and (< |ULTIMATE.start_main_~l~0#1| 1) (<= (+ |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~l~0#1|) |ULTIMATE.start_main_~n~0#1|) (not (and (= |ULTIMATE.start_main_~k~0#1| 1) (<= |ULTIMATE.start_main_~n~0#1| (+ |ULTIMATE.start_main_~l~0#1| 1)))))) [2024-11-08 22:28:32,570 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2024-11-08 22:28:32,570 INFO L77 FloydHoareUtils]: At program point L24(lines 24 38) the Hoare annotation is: true [2024-11-08 22:28:32,570 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 22:28:32,570 INFO L77 FloydHoareUtils]: At program point L29(line 29) the Hoare annotation is: (<= 1 |ULTIMATE.start_main_~l~0#1|) [2024-11-08 22:28:32,571 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:28:32,571 INFO L77 FloydHoareUtils]: At program point L30(line 30) the Hoare annotation is: (<= 1 |ULTIMATE.start_main_~l~0#1|) [2024-11-08 22:28:32,571 INFO L77 FloydHoareUtils]: At program point L18(lines 18 20) the Hoare annotation is: (let ((.cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|)) (.cse1 (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0)))) (or (and .cse0 .cse1 (< |ULTIMATE.start_main_~n~0#1| (+ |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~l~0#1|))) (and .cse0 .cse1 (<= 1 |ULTIMATE.start_main_~l~0#1|)))) [2024-11-08 22:28:32,571 INFO L77 FloydHoareUtils]: At program point L18-2(lines 17 22) the Hoare annotation is: (let ((.cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~l~0#1|)) (and .cse0 (< |ULTIMATE.start_main_~n~0#1| (+ |ULTIMATE.start_main_~k~0#1| |ULTIMATE.start_main_~l~0#1|))))) [2024-11-08 22:28:32,581 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-08 22:28:32,582 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~l~0 [2024-11-08 22:28:32,582 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~i~0 [2024-11-08 22:28:32,583 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~n~0 [2024-11-08 22:28:32,583 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~k~0 [2024-11-08 22:28:32,583 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~l~0 [2024-11-08 22:28:32,593 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:28:32 ImpRootNode [2024-11-08 22:28:32,594 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:28:32,594 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:28:32,594 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:28:32,594 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:28:32,595 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:28:19" (3/4) ... [2024-11-08 22:28:32,598 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:28:32,606 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-08 22:28:32,607 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-08 22:28:32,607 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 22:28:32,607 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 22:28:32,715 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_161bc29b-ca5a-45b8-a713-558e741e98de/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:28:32,716 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_161bc29b-ca5a-45b8-a713-558e741e98de/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 22:28:32,716 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:28:32,717 INFO L158 Benchmark]: Toolchain (without parser) took 14391.53ms. Allocated memory was 142.6MB in the beginning and 249.6MB in the end (delta: 107.0MB). Free memory was 107.0MB in the beginning and 120.0MB in the end (delta: -13.0MB). Peak memory consumption was 97.1MB. Max. memory is 16.1GB. [2024-11-08 22:28:32,717 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory was 90.3MB in the beginning and 90.1MB in the end (delta: 153.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:28:32,718 INFO L158 Benchmark]: CACSL2BoogieTranslator took 322.97ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 94.5MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:28:32,718 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.78ms. Allocated memory is still 142.6MB. Free memory was 94.5MB in the beginning and 92.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:28:32,719 INFO L158 Benchmark]: Boogie Preprocessor took 21.31ms. Allocated memory is still 142.6MB. Free memory was 92.9MB in the beginning and 91.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:28:32,720 INFO L158 Benchmark]: RCFGBuilder took 305.56ms. Allocated memory is still 142.6MB. Free memory was 91.8MB in the beginning and 80.3MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 22:28:32,720 INFO L158 Benchmark]: CodeCheck took 13580.45ms. Allocated memory was 142.6MB in the beginning and 249.6MB in the end (delta: 107.0MB). Free memory was 80.3MB in the beginning and 125.2MB in the end (delta: -44.9MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB. [2024-11-08 22:28:32,721 INFO L158 Benchmark]: Witness Printer took 122.20ms. Allocated memory is still 249.6MB. Free memory was 124.2MB in the beginning and 120.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:28:32,723 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 1 procedures, 15 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.6s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 632 SdHoareTripleChecker+Valid, 4.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 402 mSDsluCounter, 204 SdHoareTripleChecker+Invalid, 4.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 48 mSDsCounter, 415 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2437 IncrementalHoareTripleChecker+Invalid, 2852 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 415 mSolverCounterUnsat, 156 mSDtfsCounter, 2437 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2506 GetRequests, 2236 SyntacticMatches, 90 SemanticMatches, 180 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14300 ImplicationChecksByTransitivity, 9.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 233 NumberOfCodeBlocks, 233 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 221 ConstructedInterpolants, 0 QuantifiedInterpolants, 674 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 2 PerfectInterpolantSequences, 73/150 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: 32]: Loop Invariant Derived loop invariant: ((((((long long) n + 1) < ((long long) k + l)) && (1 <= i)) || (((1 <= i) && !((k == 1) && (i <= ((long long) l + 1)))) && (n < ((long long) k + l)))) || ((1 <= i) && (1 <= l))) - InvariantResult [Line: 31]: Loop Invariant Derived loop invariant: !((l < 1) && (((long long) k + l) <= n)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory was 90.3MB in the beginning and 90.1MB in the end (delta: 153.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 322.97ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 94.5MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.78ms. Allocated memory is still 142.6MB. Free memory was 94.5MB in the beginning and 92.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.31ms. Allocated memory is still 142.6MB. Free memory was 92.9MB in the beginning and 91.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 305.56ms. Allocated memory is still 142.6MB. Free memory was 91.8MB in the beginning and 80.3MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 13580.45ms. Allocated memory was 142.6MB in the beginning and 249.6MB in the end (delta: 107.0MB). Free memory was 80.3MB in the beginning and 125.2MB in the end (delta: -44.9MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB. * Witness Printer took 122.20ms. Allocated memory is still 249.6MB. Free memory was 124.2MB in the beginning and 120.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~l~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~i~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~n~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~k~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~l~0 RESULT: Ultimate proved your program to be correct! [2024-11-08 22:28:32,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_161bc29b-ca5a-45b8-a713-558e741e98de/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE