./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive-simple/fibo_2calls_5-1.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_1f6740a6-0a65-4a93-95f8-0bebc25a69bd/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f6740a6-0a65-4a93-95f8-0bebc25a69bd/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_1f6740a6-0a65-4a93-95f8-0bebc25a69bd/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f6740a6-0a65-4a93-95f8-0bebc25a69bd/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/fibo_2calls_5-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f6740a6-0a65-4a93-95f8-0bebc25a69bd/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_1f6740a6-0a65-4a93-95f8-0bebc25a69bd/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 24cc882af4ec42ba94c424c5a1ed92d402543c0fe2bf17d3fca0ca1cd73500b7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:06:51,409 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:06:51,474 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f6740a6-0a65-4a93-95f8-0bebc25a69bd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:06:51,479 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:06:51,479 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:06:51,503 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:06:51,504 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:06:51,505 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:06:51,505 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:06:51,505 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:06:51,506 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:06:51,506 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:06:51,507 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:06:51,507 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:06:51,507 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:06:51,508 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:06:51,508 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:06:51,509 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:06:51,509 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:06:51,509 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:06:51,510 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:06:51,510 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:06:51,511 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:06:51,511 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:06:51,511 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:06:51,512 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:06:51,512 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:06:51,513 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:51,513 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:06:51,513 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:06:51,514 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:06:51,514 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:06:51,514 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:06:51,515 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_1f6740a6-0a65-4a93-95f8-0bebc25a69bd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f6740a6-0a65-4a93-95f8-0bebc25a69bd/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 24cc882af4ec42ba94c424c5a1ed92d402543c0fe2bf17d3fca0ca1cd73500b7 [2024-11-08 22:06:51,759 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:06:51,781 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:06:51,783 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:06:51,785 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:06:51,785 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:06:51,787 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f6740a6-0a65-4a93-95f8-0bebc25a69bd/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/recursive-simple/fibo_2calls_5-1.c Unable to find full path for "g++" [2024-11-08 22:06:53,891 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:06:54,075 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:06:54,076 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f6740a6-0a65-4a93-95f8-0bebc25a69bd/sv-benchmarks/c/recursive-simple/fibo_2calls_5-1.c [2024-11-08 22:06:54,083 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f6740a6-0a65-4a93-95f8-0bebc25a69bd/bin/ukojak-verify-ImItNfHLgk/data/fddd72195/8e7be2b27f514f118642dae8a6f38458/FLAG7c31d2c35 [2024-11-08 22:06:54,476 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f6740a6-0a65-4a93-95f8-0bebc25a69bd/bin/ukojak-verify-ImItNfHLgk/data/fddd72195/8e7be2b27f514f118642dae8a6f38458 [2024-11-08 22:06:54,479 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:06:54,480 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:06:54,482 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:54,482 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:06:54,487 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:06:54,488 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:54" (1/1) ... [2024-11-08 22:06:54,492 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c183dbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:54, skipping insertion in model container [2024-11-08 22:06:54,493 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:54" (1/1) ... [2024-11-08 22:06:54,516 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:06:54,698 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_1f6740a6-0a65-4a93-95f8-0bebc25a69bd/sv-benchmarks/c/recursive-simple/fibo_2calls_5-1.c[946,959] [2024-11-08 22:06:54,703 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:54,716 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:06:54,733 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_1f6740a6-0a65-4a93-95f8-0bebc25a69bd/sv-benchmarks/c/recursive-simple/fibo_2calls_5-1.c[946,959] [2024-11-08 22:06:54,734 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:54,751 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:06:54,752 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:54 WrapperNode [2024-11-08 22:06:54,752 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:54,753 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:54,754 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:06:54,754 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:06:54,761 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:54" (1/1) ... [2024-11-08 22:06:54,768 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:54" (1/1) ... [2024-11-08 22:06:54,785 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2024-11-08 22:06:54,786 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:54,787 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:06:54,787 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:06:54,787 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:06:54,796 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:54" (1/1) ... [2024-11-08 22:06:54,797 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:54" (1/1) ... [2024-11-08 22:06:54,798 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:54" (1/1) ... [2024-11-08 22:06:54,799 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:54" (1/1) ... [2024-11-08 22:06:54,803 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:54" (1/1) ... [2024-11-08 22:06:54,806 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:54" (1/1) ... [2024-11-08 22:06:54,808 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:54" (1/1) ... [2024-11-08 22:06:54,809 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:54" (1/1) ... [2024-11-08 22:06:54,814 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:06:54,815 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:06:54,818 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:06:54,818 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:06:54,819 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:54" (1/1) ... [2024-11-08 22:06:54,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:54,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f6740a6-0a65-4a93-95f8-0bebc25a69bd/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:06:54,853 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f6740a6-0a65-4a93-95f8-0bebc25a69bd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:06:54,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f6740a6-0a65-4a93-95f8-0bebc25a69bd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:06:54,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:06:54,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:06:54,893 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2024-11-08 22:06:54,893 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2024-11-08 22:06:54,894 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2024-11-08 22:06:54,894 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2024-11-08 22:06:54,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:06:54,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:06:54,969 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:06:54,972 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:06:55,156 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-08 22:06:55,156 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:06:55,199 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:06:55,199 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:06:55,199 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:55 BoogieIcfgContainer [2024-11-08 22:06:55,199 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:06:55,200 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:06:55,200 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:06:55,212 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:06:55,212 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:55" (1/1) ... [2024-11-08 22:06:55,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:06:55,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:55,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2024-11-08 22:06:55,295 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2024-11-08 22:06:55,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:06:55,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:55,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:55,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:55,592 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 22:06:55,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:55,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 37 transitions. [2024-11-08 22:06:55,715 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2024-11-08 22:06:55,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:06:55,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:55,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:55,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:55,835 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 22:06:55,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:55,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 41 transitions. [2024-11-08 22:06:55,956 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 41 transitions. [2024-11-08 22:06:55,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:06:55,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:55,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:55,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:56,151 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:06:56,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:56,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 32 states and 45 transitions. [2024-11-08 22:06:56,504 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2024-11-08 22:06:56,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:06:56,505 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:56,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:56,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:56,724 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:06:57,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:57,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 39 states and 59 transitions. [2024-11-08 22:06:57,157 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 59 transitions. [2024-11-08 22:06:57,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 22:06:57,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:57,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:57,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:57,389 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:06:57,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:57,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 39 states and 58 transitions. [2024-11-08 22:06:57,616 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2024-11-08 22:06:57,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 22:06:57,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:57,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:57,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:57,984 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 22:06:58,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:58,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 39 states and 55 transitions. [2024-11-08 22:06:58,697 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2024-11-08 22:06:58,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 22:06:58,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:58,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:58,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:58,903 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:06:59,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:59,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 49 states and 74 transitions. [2024-11-08 22:06:59,914 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 74 transitions. [2024-11-08 22:06:59,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-08 22:06:59,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:59,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:59,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:00,068 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 22:07:00,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:00,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 49 states and 73 transitions. [2024-11-08 22:07:00,290 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 73 transitions. [2024-11-08 22:07:00,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-08 22:07:00,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:00,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:00,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:00,693 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 19 proven. 13 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-08 22:07:02,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:02,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 52 states and 79 transitions. [2024-11-08 22:07:02,049 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 79 transitions. [2024-11-08 22:07:02,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 22:07:02,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:02,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:02,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:02,255 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 8 proven. 39 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-08 22:07:03,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:03,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 62 states and 100 transitions. [2024-11-08 22:07:03,257 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 100 transitions. [2024-11-08 22:07:03,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2024-11-08 22:07:03,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:03,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:03,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:03,872 INFO L134 CoverageAnalysis]: Checked inductivity of 1248 backedges. 175 proven. 63 refuted. 0 times theorem prover too weak. 1010 trivial. 0 not checked. [2024-11-08 22:07:05,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:05,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 62 states and 84 transitions. [2024-11-08 22:07:05,397 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 84 transitions. [2024-11-08 22:07:05,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-08 22:07:05,401 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:05,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:05,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:05,853 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 100 proven. 113 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2024-11-08 22:07:06,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:06,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 67 states and 92 transitions. [2024-11-08 22:07:06,501 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions. [2024-11-08 22:07:06,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-08 22:07:06,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:06,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:06,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:06,708 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 58 proven. 15 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2024-11-08 22:07:07,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:07,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 67 states and 91 transitions. [2024-11-08 22:07:07,121 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 91 transitions. [2024-11-08 22:07:07,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-08 22:07:07,124 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:07,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:07,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:09,561 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2024-11-08 22:07:20,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:20,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 82 states and 125 transitions. [2024-11-08 22:07:20,342 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 125 transitions. [2024-11-08 22:07:20,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 22:07:20,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:20,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:20,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:20,712 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 62 proven. 103 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2024-11-08 22:07:22,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:22,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 67 states and 93 transitions. [2024-11-08 22:07:22,013 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2024-11-08 22:07:22,014 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:07:22,016 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 16 iterations. [2024-11-08 22:07:22,030 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 22:07:22,243 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 22:07:22,244 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 41) the Hoare annotation is: true [2024-11-08 22:07:22,244 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:07:22,244 INFO L77 FloydHoareUtils]: At program point L41(line 41) the Hoare annotation is: true [2024-11-08 22:07:22,245 INFO L77 FloydHoareUtils]: At program point L40(lines 40 42) the Hoare annotation is: true [2024-11-08 22:07:22,245 INFO L77 FloydHoareUtils]: At program point L39(line 39) the Hoare annotation is: (and (<= 5 |ULTIMATE.start_main_~x~0#1|) (<= |ULTIMATE.start_main_~x~0#1| 5)) [2024-11-08 22:07:22,245 INFO L77 FloydHoareUtils]: At program point L39-1(line 39) the Hoare annotation is: true [2024-11-08 22:07:22,245 INFO L77 FloydHoareUtils]: At program point L40-2(lines 40 42) the Hoare annotation is: true [2024-11-08 22:07:22,246 INFO L77 FloydHoareUtils]: At program point L25(line 25) the Hoare annotation is: (and (<= 2 fibo2_~n) (<= |fibo2_#in~n| fibo2_~n) (<= fibo2_~n |fibo2_#in~n|)) [2024-11-08 22:07:22,246 INFO L77 FloydHoareUtils]: At program point L25-1(line 25) the Hoare annotation is: true [2024-11-08 22:07:22,246 INFO L77 FloydHoareUtils]: At program point L25-2(line 25) the Hoare annotation is: true [2024-11-08 22:07:22,246 INFO L77 FloydHoareUtils]: At program point L22(lines 22 26) the Hoare annotation is: (and (<= |fibo2_#in~n| fibo2_~n) (<= 1 fibo2_~n) (<= fibo2_~n |fibo2_#in~n|)) [2024-11-08 22:07:22,246 INFO L77 FloydHoareUtils]: At program point L25-3(line 25) the Hoare annotation is: true [2024-11-08 22:07:22,246 INFO L77 FloydHoareUtils]: At program point L20(lines 20 26) the Hoare annotation is: (and (<= |fibo2_#in~n| fibo2_~n) (<= fibo2_~n |fibo2_#in~n|)) [2024-11-08 22:07:22,247 INFO L77 FloydHoareUtils]: At program point fibo2FINAL(lines 19 27) the Hoare annotation is: true [2024-11-08 22:07:22,247 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 19 27) the Hoare annotation is: true [2024-11-08 22:07:22,247 INFO L77 FloydHoareUtils]: At program point fibo2EXIT(lines 19 27) the Hoare annotation is: true [2024-11-08 22:07:22,247 INFO L77 FloydHoareUtils]: At program point L15(line 15) the Hoare annotation is: (and (<= fibo1_~n |fibo1_#in~n|) (<= 2 fibo1_~n) (<= |fibo1_#in~n| fibo1_~n)) [2024-11-08 22:07:22,247 INFO L77 FloydHoareUtils]: At program point L15-1(line 15) the Hoare annotation is: true [2024-11-08 22:07:22,247 INFO L77 FloydHoareUtils]: At program point L15-2(line 15) the Hoare annotation is: true [2024-11-08 22:07:22,248 INFO L77 FloydHoareUtils]: At program point L12(lines 12 16) the Hoare annotation is: (and (<= fibo1_~n |fibo1_#in~n|) (<= |fibo1_#in~n| fibo1_~n) (< 0 fibo1_~n)) [2024-11-08 22:07:22,248 INFO L77 FloydHoareUtils]: At program point L15-3(line 15) the Hoare annotation is: true [2024-11-08 22:07:22,248 INFO L77 FloydHoareUtils]: At program point fibo1FINAL(lines 9 17) the Hoare annotation is: true [2024-11-08 22:07:22,248 INFO L77 FloydHoareUtils]: At program point L10(lines 10 16) the Hoare annotation is: (and (<= fibo1_~n |fibo1_#in~n|) (<= |fibo1_#in~n| fibo1_~n)) [2024-11-08 22:07:22,248 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 9 17) the Hoare annotation is: true [2024-11-08 22:07:22,248 INFO L77 FloydHoareUtils]: At program point fibo1EXIT(lines 9 17) the Hoare annotation is: true [2024-11-08 22:07:22,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:07:22 ImpRootNode [2024-11-08 22:07:22,272 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:07:22,273 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:07:22,273 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:07:22,274 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:07:22,274 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:55" (3/4) ... [2024-11-08 22:07:22,277 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:07:22,281 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure fibo2 [2024-11-08 22:07:22,282 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure fibo1 [2024-11-08 22:07:22,285 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2024-11-08 22:07:22,287 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-08 22:07:22,288 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 22:07:22,288 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 22:07:22,388 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f6740a6-0a65-4a93-95f8-0bebc25a69bd/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:07:22,388 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f6740a6-0a65-4a93-95f8-0bebc25a69bd/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 22:07:22,388 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:07:22,389 INFO L158 Benchmark]: Toolchain (without parser) took 27908.76ms. Allocated memory was 180.4MB in the beginning and 314.6MB in the end (delta: 134.2MB). Free memory was 141.5MB in the beginning and 154.9MB in the end (delta: -13.4MB). Peak memory consumption was 122.2MB. Max. memory is 16.1GB. [2024-11-08 22:07:22,389 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 125.8MB. Free memory is still 70.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:07:22,390 INFO L158 Benchmark]: CACSL2BoogieTranslator took 270.99ms. Allocated memory is still 180.4MB. Free memory was 141.5MB in the beginning and 128.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:07:22,390 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.75ms. Allocated memory is still 180.4MB. Free memory was 128.9MB in the beginning and 127.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:07:22,391 INFO L158 Benchmark]: Boogie Preprocessor took 27.60ms. Allocated memory is still 180.4MB. Free memory was 127.5MB in the beginning and 126.8MB in the end (delta: 705.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:07:22,391 INFO L158 Benchmark]: RCFGBuilder took 384.58ms. Allocated memory is still 180.4MB. Free memory was 126.8MB in the beginning and 115.6MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 22:07:22,396 INFO L158 Benchmark]: CodeCheck took 27072.45ms. Allocated memory was 180.4MB in the beginning and 314.6MB in the end (delta: 134.2MB). Free memory was 114.9MB in the beginning and 160.1MB in the end (delta: -45.2MB). Peak memory consumption was 90.8MB. Max. memory is 16.1GB. [2024-11-08 22:07:22,397 INFO L158 Benchmark]: Witness Printer took 115.36ms. Allocated memory is still 314.6MB. Free memory was 160.1MB in the beginning and 154.9MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:07:22,401 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 3 procedures, 26 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 26.8s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1859 SdHoareTripleChecker+Valid, 11.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 899 mSDsluCounter, 1918 SdHoareTripleChecker+Invalid, 9.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1227 mSDsCounter, 1559 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5427 IncrementalHoareTripleChecker+Invalid, 6986 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1559 mSolverCounterUnsat, 691 mSDtfsCounter, 5427 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7826 GetRequests, 7351 SyntacticMatches, 179 SemanticMatches, 296 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37981 ImplicationChecksByTransitivity, 20.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 5.9s InterpolantComputationTime, 1039 NumberOfCodeBlocks, 1039 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 1024 ConstructedInterpolants, 0 QuantifiedInterpolants, 1792 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 2 PerfectInterpolantSequences, 2558/3030 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: 41]: 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 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 125.8MB. Free memory is still 70.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 270.99ms. Allocated memory is still 180.4MB. Free memory was 141.5MB in the beginning and 128.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.75ms. Allocated memory is still 180.4MB. Free memory was 128.9MB in the beginning and 127.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.60ms. Allocated memory is still 180.4MB. Free memory was 127.5MB in the beginning and 126.8MB in the end (delta: 705.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 384.58ms. Allocated memory is still 180.4MB. Free memory was 126.8MB in the beginning and 115.6MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 27072.45ms. Allocated memory was 180.4MB in the beginning and 314.6MB in the end (delta: 134.2MB). Free memory was 114.9MB in the beginning and 160.1MB in the end (delta: -45.2MB). Peak memory consumption was 90.8MB. Max. memory is 16.1GB. * Witness Printer took 115.36ms. Allocated memory is still 314.6MB. Free memory was 160.1MB in the beginning and 154.9MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-08 22:07:22,436 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f6740a6-0a65-4a93-95f8-0bebc25a69bd/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