./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/lu.cmp.c --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_799975bb-1560-43c0-b88a-5f50ff1be9b1/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799975bb-1560-43c0-b88a-5f50ff1be9b1/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_799975bb-1560-43c0-b88a-5f50ff1be9b1/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799975bb-1560-43c0-b88a-5f50ff1be9b1/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/lu.cmp.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799975bb-1560-43c0-b88a-5f50ff1be9b1/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_799975bb-1560-43c0-b88a-5f50ff1be9b1/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 9f7b9e2e2452a973cdb1a73a9c368f26d19387c763b2be4ad10c01e7a31f6598 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:54:08,795 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:54:08,886 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799975bb-1560-43c0-b88a-5f50ff1be9b1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:54:08,889 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:54:08,892 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:54:08,924 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:54:08,925 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:54:08,925 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:54:08,927 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:54:08,929 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:54:08,929 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:54:08,930 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:54:08,930 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:54:08,930 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:54:08,931 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:54:08,931 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:54:08,932 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:54:08,935 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:54:08,936 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:54:08,936 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:54:08,936 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:54:08,937 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:54:08,937 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:54:08,937 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:54:08,938 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:54:08,938 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:54:08,938 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:54:08,939 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:54:08,939 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:54:08,939 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:54:08,940 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:54:08,940 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:54:08,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:54:08,941 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_799975bb-1560-43c0-b88a-5f50ff1be9b1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799975bb-1560-43c0-b88a-5f50ff1be9b1/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f7b9e2e2452a973cdb1a73a9c368f26d19387c763b2be4ad10c01e7a31f6598 [2024-11-08 23:54:09,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:54:09,289 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:54:09,294 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:54:09,296 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:54:09,296 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:54:09,298 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799975bb-1560-43c0-b88a-5f50ff1be9b1/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/loops/lu.cmp.c Unable to find full path for "g++" [2024-11-08 23:54:11,173 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:54:11,367 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:54:11,368 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799975bb-1560-43c0-b88a-5f50ff1be9b1/sv-benchmarks/c/loops/lu.cmp.c [2024-11-08 23:54:11,377 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799975bb-1560-43c0-b88a-5f50ff1be9b1/bin/ukojak-verify-ImItNfHLgk/data/5c5c4fd32/e22bca9392384e428d4cfc0f10b6b166/FLAGee3c4447d [2024-11-08 23:54:11,407 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799975bb-1560-43c0-b88a-5f50ff1be9b1/bin/ukojak-verify-ImItNfHLgk/data/5c5c4fd32/e22bca9392384e428d4cfc0f10b6b166 [2024-11-08 23:54:11,410 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:54:11,414 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:54:11,416 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:54:11,417 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:54:11,422 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:54:11,423 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:54:11" (1/1) ... [2024-11-08 23:54:11,424 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11d636f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:11, skipping insertion in model container [2024-11-08 23:54:11,425 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:54:11" (1/1) ... [2024-11-08 23:54:11,461 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:54:11,697 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_799975bb-1560-43c0-b88a-5f50ff1be9b1/sv-benchmarks/c/loops/lu.cmp.c[318,331] [2024-11-08 23:54:11,743 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:54:11,882 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:54:11,896 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_799975bb-1560-43c0-b88a-5f50ff1be9b1/sv-benchmarks/c/loops/lu.cmp.c[318,331] [2024-11-08 23:54:11,932 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:54:12,159 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:54:12,162 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:12 WrapperNode [2024-11-08 23:54:12,162 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:54:12,163 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:54:12,163 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:54:12,164 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:54:12,172 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:12" (1/1) ... [2024-11-08 23:54:12,225 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:12" (1/1) ... [2024-11-08 23:54:12,372 INFO L138 Inliner]: procedures = 18, calls = 2647, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 2800 [2024-11-08 23:54:12,372 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:54:12,373 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:54:12,373 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:54:12,373 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:54:12,386 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:12" (1/1) ... [2024-11-08 23:54:12,388 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:12" (1/1) ... [2024-11-08 23:54:12,410 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:12" (1/1) ... [2024-11-08 23:54:12,410 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:12" (1/1) ... [2024-11-08 23:54:12,491 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:12" (1/1) ... [2024-11-08 23:54:12,501 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:12" (1/1) ... [2024-11-08 23:54:12,518 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:12" (1/1) ... [2024-11-08 23:54:12,528 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:12" (1/1) ... [2024-11-08 23:54:12,541 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:54:12,543 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:54:12,543 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:54:12,544 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:54:12,545 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:54:12" (1/1) ... [2024-11-08 23:54:12,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:54:12,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799975bb-1560-43c0-b88a-5f50ff1be9b1/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:54:12,576 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799975bb-1560-43c0-b88a-5f50ff1be9b1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:54:12,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799975bb-1560-43c0-b88a-5f50ff1be9b1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:54:12,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:54:12,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:54:12,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:54:12,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-08 23:54:12,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-08 23:54:12,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:54:12,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:54:12,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-08 23:54:12,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:54:12,728 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:54:12,730 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:54:16,401 INFO L? ?]: Removed 58 outVars from TransFormulas that were not future-live. [2024-11-08 23:54:16,402 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:54:16,728 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:54:16,729 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:54:16,730 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:54:16 BoogieIcfgContainer [2024-11-08 23:54:16,730 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:54:16,731 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:54:16,731 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:54:16,741 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:54:16,743 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:54:16" (1/1) ... [2024-11-08 23:54:16,752 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:54:16,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:16,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 43 states and 68 transitions. [2024-11-08 23:54:16,815 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 68 transitions. [2024-11-08 23:54:16,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:54:16,818 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:16,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:17,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:18,403 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 23:54:18,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:18,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 46 states and 74 transitions. [2024-11-08 23:54:18,682 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 74 transitions. [2024-11-08 23:54:18,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:54:18,682 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:18,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:18,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:19,538 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 23:54:19,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:19,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 47 states and 75 transitions. [2024-11-08 23:54:19,571 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 75 transitions. [2024-11-08 23:54:19,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:54:19,572 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:19,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:19,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:20,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:54:21,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:21,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 54 states and 88 transitions. [2024-11-08 23:54:21,406 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 88 transitions. [2024-11-08 23:54:21,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:54:21,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:21,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:21,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:21,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:54:22,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:22,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 54 states and 86 transitions. [2024-11-08 23:54:22,047 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 86 transitions. [2024-11-08 23:54:22,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 23:54:22,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:22,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:22,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:23,025 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:54:23,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:23,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 55 states and 86 transitions. [2024-11-08 23:54:23,182 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 86 transitions. [2024-11-08 23:54:23,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 23:54:23,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:23,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:23,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:24,304 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:54:25,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:25,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 63 states and 100 transitions. [2024-11-08 23:54:25,194 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 100 transitions. [2024-11-08 23:54:25,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 23:54:25,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:25,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:25,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:26,495 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 23:54:26,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:26,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 64 states and 100 transitions. [2024-11-08 23:54:26,740 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 100 transitions. [2024-11-08 23:54:26,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:54:26,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:26,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:26,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:27,421 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:54:27,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:27,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 68 states and 105 transitions. [2024-11-08 23:54:27,812 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 105 transitions. [2024-11-08 23:54:27,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 23:54:27,813 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:27,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:27,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:28,715 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 23:54:31,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:31,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 85 states and 132 transitions. [2024-11-08 23:54:31,477 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 132 transitions. [2024-11-08 23:54:31,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:54:31,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:31,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:31,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:32,585 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-08 23:54:33,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:33,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 86 states and 132 transitions. [2024-11-08 23:54:33,033 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 132 transitions. [2024-11-08 23:54:33,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:54:33,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:33,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:54:33,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:34,012 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-08 23:54:34,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:34,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 59 states and 93 transitions. [2024-11-08 23:54:34,407 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 93 transitions. [2024-11-08 23:54:34,408 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 23:54:34,408 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 12 iterations. [2024-11-08 23:54:34,420 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 23:54:35,145 INFO L77 FloydHoareUtils]: At program point L93-1(lines 93 104) the Hoare annotation is: (or (and (< |ULTIMATE.start_main_~i~0#1| 50) (<= |ULTIMATE.start_main_~n~0#1| 5)) (< |ULTIMATE.start_main_~n~0#1| 5)) [2024-11-08 23:54:35,145 INFO L77 FloydHoareUtils]: At program point L93-3(lines 93 104) the Hoare annotation is: (<= |ULTIMATE.start_main_~n~0#1| 5) [2024-11-08 23:54:35,145 INFO L77 FloydHoareUtils]: At program point L93-4(lines 93 104) the Hoare annotation is: true [2024-11-08 23:54:35,146 INFO L77 FloydHoareUtils]: At program point L118-1(lines 118 136) the Hoare annotation is: true [2024-11-08 23:54:35,146 INFO L77 FloydHoareUtils]: At program point L118-3(lines 118 136) the Hoare annotation is: true [2024-11-08 23:54:35,146 INFO L77 FloydHoareUtils]: At program point L118-4(lines 118 136) the Hoare annotation is: true [2024-11-08 23:54:35,147 INFO L77 FloydHoareUtils]: At program point L120(line 120) the Hoare annotation is: true [2024-11-08 23:54:35,147 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 23:54:35,147 INFO L77 FloydHoareUtils]: At program point L129-1(lines 129 135) the Hoare annotation is: true [2024-11-08 23:54:35,147 INFO L77 FloydHoareUtils]: At program point L96-1(lines 96 101) the Hoare annotation is: (and (< |ULTIMATE.start_main_~j~0#1| (+ |ULTIMATE.start_main_~n~0#1| 1)) (< |ULTIMATE.start_main_~i~0#1| 50) (<= |ULTIMATE.start_main_~n~0#1| 5)) [2024-11-08 23:54:35,148 INFO L77 FloydHoareUtils]: At program point L129-3(lines 129 135) the Hoare annotation is: true [2024-11-08 23:54:35,148 INFO L77 FloydHoareUtils]: At program point L96-3(lines 96 101) the Hoare annotation is: (and (< |ULTIMATE.start_main_~i~0#1| 50) (<= |ULTIMATE.start_main_~n~0#1| 5)) [2024-11-08 23:54:35,148 INFO L77 FloydHoareUtils]: At program point L129-4(lines 129 135) the Hoare annotation is: true [2024-11-08 23:54:35,149 INFO L77 FloydHoareUtils]: At program point L96-4(lines 96 101) the Hoare annotation is: (and (< |ULTIMATE.start_main_~i~0#1| 50) (<= |ULTIMATE.start_main_~n~0#1| 5)) [2024-11-08 23:54:35,149 INFO L77 FloydHoareUtils]: At program point L121-1(lines 121 128) the Hoare annotation is: true [2024-11-08 23:54:35,149 INFO L77 FloydHoareUtils]: At program point L121-3(lines 121 128) the Hoare annotation is: true [2024-11-08 23:54:35,149 INFO L77 FloydHoareUtils]: At program point L121-4(lines 121 128) the Hoare annotation is: true [2024-11-08 23:54:35,150 INFO L77 FloydHoareUtils]: At program point L146-1(lines 146 152) the Hoare annotation is: true [2024-11-08 23:54:35,150 INFO L77 FloydHoareUtils]: At program point L146-3(lines 146 152) the Hoare annotation is: true [2024-11-08 23:54:35,150 INFO L77 FloydHoareUtils]: At program point L146-4(lines 146 152) the Hoare annotation is: true [2024-11-08 23:54:35,150 INFO L77 FloydHoareUtils]: At program point L138-1(lines 138 144) the Hoare annotation is: true [2024-11-08 23:54:35,151 INFO L77 FloydHoareUtils]: At program point L138-3(lines 138 144) the Hoare annotation is: true [2024-11-08 23:54:35,151 INFO L77 FloydHoareUtils]: At program point L6(lines 6 8) the Hoare annotation is: (and (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0)) (<= |ULTIMATE.start_main_~n~0#1| 5)) [2024-11-08 23:54:35,151 INFO L77 FloydHoareUtils]: At program point L138-4(lines 138 144) the Hoare annotation is: true [2024-11-08 23:54:35,152 INFO L77 FloydHoareUtils]: At program point L6-2(lines 5 10) the Hoare annotation is: (<= |ULTIMATE.start_main_~n~0#1| 5) [2024-11-08 23:54:35,152 INFO L75 FloydHoareUtils]: For program point L7(line 7) no Hoare annotation was computed. [2024-11-08 23:54:35,152 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 7) no Hoare annotation was computed. [2024-11-08 23:54:35,152 INFO L77 FloydHoareUtils]: At program point L132-1(lines 132 133) the Hoare annotation is: true [2024-11-08 23:54:35,153 INFO L77 FloydHoareUtils]: At program point L132-3(lines 132 133) the Hoare annotation is: true [2024-11-08 23:54:35,153 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 23:54:35,153 INFO L77 FloydHoareUtils]: At program point L132-4(lines 132 133) the Hoare annotation is: true [2024-11-08 23:54:35,153 INFO L77 FloydHoareUtils]: At program point L124(lines 124 126) the Hoare annotation is: true [2024-11-08 23:54:35,154 INFO L77 FloydHoareUtils]: At program point L124-1(lines 124 126) the Hoare annotation is: true [2024-11-08 23:54:35,154 INFO L77 FloydHoareUtils]: At program point L149-1(lines 149 150) the Hoare annotation is: true [2024-11-08 23:54:35,154 INFO L77 FloydHoareUtils]: At program point L149-3(lines 149 150) the Hoare annotation is: true [2024-11-08 23:54:35,154 INFO L77 FloydHoareUtils]: At program point L149-4(lines 149 150) the Hoare annotation is: true [2024-11-08 23:54:35,154 INFO L77 FloydHoareUtils]: At program point ludcmp_returnLabel#1(lines 111 155) the Hoare annotation is: true [2024-11-08 23:54:35,155 INFO L77 FloydHoareUtils]: At program point L141-1(lines 141 142) the Hoare annotation is: true [2024-11-08 23:54:35,155 INFO L77 FloydHoareUtils]: At program point L141-3(lines 141 142) the Hoare annotation is: true [2024-11-08 23:54:35,155 INFO L77 FloydHoareUtils]: At program point L141-4(lines 141 142) the Hoare annotation is: true [2024-11-08 23:54:35,156 INFO L77 FloydHoareUtils]: At program point L125-1(lines 125 126) the Hoare annotation is: true [2024-11-08 23:54:35,156 INFO L77 FloydHoareUtils]: At program point L125-3(lines 125 126) the Hoare annotation is: true [2024-11-08 23:54:35,156 INFO L77 FloydHoareUtils]: At program point L117(line 117) the Hoare annotation is: true [2024-11-08 23:54:35,170 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~n~0 [2024-11-08 23:54:35,178 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:54:35 ImpRootNode [2024-11-08 23:54:35,179 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:54:35,179 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:54:35,180 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:54:35,180 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:54:35,181 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:54:16" (3/4) ... [2024-11-08 23:54:35,184 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 23:54:35,229 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2024-11-08 23:54:35,240 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-08 23:54:35,245 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 23:54:35,249 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 23:54:35,640 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799975bb-1560-43c0-b88a-5f50ff1be9b1/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:54:35,641 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799975bb-1560-43c0-b88a-5f50ff1be9b1/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 23:54:35,641 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:54:35,642 INFO L158 Benchmark]: Toolchain (without parser) took 24230.27ms. Allocated memory was 157.3MB in the beginning and 893.4MB in the end (delta: 736.1MB). Free memory was 116.9MB in the beginning and 613.1MB in the end (delta: -496.2MB). Peak memory consumption was 238.3MB. Max. memory is 16.1GB. [2024-11-08 23:54:35,642 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 109.1MB. Free memory was 77.9MB in the beginning and 77.8MB in the end (delta: 26.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:54:35,643 INFO L158 Benchmark]: CACSL2BoogieTranslator took 746.21ms. Allocated memory is still 157.3MB. Free memory was 116.4MB in the beginning and 109.6MB in the end (delta: 6.8MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. [2024-11-08 23:54:35,643 INFO L158 Benchmark]: Boogie Procedure Inliner took 209.30ms. Allocated memory is still 157.3MB. Free memory was 109.6MB in the beginning and 86.6MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 23:54:35,643 INFO L158 Benchmark]: Boogie Preprocessor took 168.67ms. Allocated memory is still 157.3MB. Free memory was 86.6MB in the beginning and 69.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 23:54:35,644 INFO L158 Benchmark]: RCFGBuilder took 4187.13ms. Allocated memory was 157.3MB in the beginning and 245.4MB in the end (delta: 88.1MB). Free memory was 68.9MB in the beginning and 172.4MB in the end (delta: -103.4MB). Peak memory consumption was 99.4MB. Max. memory is 16.1GB. [2024-11-08 23:54:35,644 INFO L158 Benchmark]: CodeCheck took 18447.71ms. Allocated memory was 245.4MB in the beginning and 893.4MB in the end (delta: 648.0MB). Free memory was 172.4MB in the beginning and 649.8MB in the end (delta: -477.4MB). Peak memory consumption was 170.7MB. Max. memory is 16.1GB. [2024-11-08 23:54:35,645 INFO L158 Benchmark]: Witness Printer took 461.94ms. Allocated memory is still 893.4MB. Free memory was 649.8MB in the beginning and 613.1MB in the end (delta: 36.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-08 23:54:35,647 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, 43 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 17.6s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 513 SdHoareTripleChecker+Valid, 8.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 343 mSDsluCounter, 77 SdHoareTripleChecker+Invalid, 7.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 22 mSDsCounter, 337 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1468 IncrementalHoareTripleChecker+Invalid, 1805 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 337 mSolverCounterUnsat, 55 mSDtfsCounter, 1468 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1530 GetRequests, 1334 SyntacticMatches, 80 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5231 ImplicationChecksByTransitivity, 4.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.3s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 8.9s InterpolantComputationTime, 183 NumberOfCodeBlocks, 183 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 172 ConstructedInterpolants, 0 QuantifiedInterpolants, 477 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 6 PerfectInterpolantSequences, 95/170 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: 7]: 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: 93]: Loop Invariant Derived loop invariant: (n <= 5) - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: ((i < 50) && (n <= 5)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 109.1MB. Free memory was 77.9MB in the beginning and 77.8MB in the end (delta: 26.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 746.21ms. Allocated memory is still 157.3MB. Free memory was 116.4MB in the beginning and 109.6MB in the end (delta: 6.8MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 209.30ms. Allocated memory is still 157.3MB. Free memory was 109.6MB in the beginning and 86.6MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 168.67ms. Allocated memory is still 157.3MB. Free memory was 86.6MB in the beginning and 69.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 4187.13ms. Allocated memory was 157.3MB in the beginning and 245.4MB in the end (delta: 88.1MB). Free memory was 68.9MB in the beginning and 172.4MB in the end (delta: -103.4MB). Peak memory consumption was 99.4MB. Max. memory is 16.1GB. * CodeCheck took 18447.71ms. Allocated memory was 245.4MB in the beginning and 893.4MB in the end (delta: 648.0MB). Free memory was 172.4MB in the beginning and 649.8MB in the end (delta: -477.4MB). Peak memory consumption was 170.7MB. Max. memory is 16.1GB. * Witness Printer took 461.94ms. Allocated memory is still 893.4MB. Free memory was 649.8MB in the beginning and 613.1MB in the end (delta: 36.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~n~0 RESULT: Ultimate proved your program to be correct! [2024-11-08 23:54:35,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_799975bb-1560-43c0-b88a-5f50ff1be9b1/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