./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive-simple/fibo_7-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c21f39-8204-47d6-9733-c85ba617b6ab/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c21f39-8204-47d6-9733-c85ba617b6ab/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c21f39-8204-47d6-9733-c85ba617b6ab/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c21f39-8204-47d6-9733-c85ba617b6ab/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/fibo_7-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c21f39-8204-47d6-9733-c85ba617b6ab/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c21f39-8204-47d6-9733-c85ba617b6ab/bin/ukojak-verify-CZk0znPC7b --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 17c70baee0bc6a4a26b6403fb6f46125ad9d7f8a7127109634f2327c61aaf5cb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:49:38,794 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:49:38,853 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c21f39-8204-47d6-9733-c85ba617b6ab/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:49:38,857 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:49:38,858 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:49:38,878 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:49:38,879 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:49:38,879 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:49:38,879 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:49:38,879 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:49:38,880 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:49:38,880 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:49:38,880 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:49:38,880 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:49:38,880 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:49:38,880 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:49:38,880 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:49:38,880 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:49:38,880 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:49:38,880 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:49:38,881 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:49:38,881 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:49:38,881 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:49:38,881 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:49:38,881 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:49:38,881 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:49:38,881 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:49:38,881 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:49:38,881 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:49:38,882 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:49:38,882 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:49:38,882 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:49:38,882 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:49:38,882 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_22c21f39-8204-47d6-9733-c85ba617b6ab/bin/ukojak-verify-CZk0znPC7b 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 -> 17c70baee0bc6a4a26b6403fb6f46125ad9d7f8a7127109634f2327c61aaf5cb [2024-12-06 03:49:39,131 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:49:39,139 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:49:39,142 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:49:39,143 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:49:39,143 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:49:39,145 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c21f39-8204-47d6-9733-c85ba617b6ab/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/recursive-simple/fibo_7-1.c [2024-12-06 03:49:41,798 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c21f39-8204-47d6-9733-c85ba617b6ab/bin/ukojak-verify-CZk0znPC7b/data/81c0d1f63/c2666a45964743d5a51b3e275e5b1109/FLAGc595c55fe [2024-12-06 03:49:41,998 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:49:41,998 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c21f39-8204-47d6-9733-c85ba617b6ab/sv-benchmarks/c/recursive-simple/fibo_7-1.c [2024-12-06 03:49:42,007 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c21f39-8204-47d6-9733-c85ba617b6ab/bin/ukojak-verify-CZk0znPC7b/data/81c0d1f63/c2666a45964743d5a51b3e275e5b1109/FLAGc595c55fe [2024-12-06 03:49:42,022 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c21f39-8204-47d6-9733-c85ba617b6ab/bin/ukojak-verify-CZk0znPC7b/data/81c0d1f63/c2666a45964743d5a51b3e275e5b1109 [2024-12-06 03:49:42,024 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:49:42,026 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:49:42,027 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:49:42,027 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:49:42,030 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:49:42,031 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:49:42" (1/1) ... [2024-12-06 03:49:42,031 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a1987cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:42, skipping insertion in model container [2024-12-06 03:49:42,032 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:49:42" (1/1) ... [2024-12-06 03:49:42,041 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:49:42,151 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_22c21f39-8204-47d6-9733-c85ba617b6ab/sv-benchmarks/c/recursive-simple/fibo_7-1.c[741,754] [2024-12-06 03:49:42,153 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:49:42,161 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:49:42,171 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_22c21f39-8204-47d6-9733-c85ba617b6ab/sv-benchmarks/c/recursive-simple/fibo_7-1.c[741,754] [2024-12-06 03:49:42,171 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:49:42,182 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:49:42,182 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:42 WrapperNode [2024-12-06 03:49:42,182 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:49:42,183 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:49:42,183 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:49:42,183 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:49:42,188 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:42" (1/1) ... [2024-12-06 03:49:42,193 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:42" (1/1) ... [2024-12-06 03:49:42,203 INFO L138 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2024-12-06 03:49:42,204 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:49:42,204 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:49:42,204 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:49:42,204 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:49:42,209 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:42" (1/1) ... [2024-12-06 03:49:42,209 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:42" (1/1) ... [2024-12-06 03:49:42,210 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:42" (1/1) ... [2024-12-06 03:49:42,210 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:42" (1/1) ... [2024-12-06 03:49:42,212 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:42" (1/1) ... [2024-12-06 03:49:42,212 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:42" (1/1) ... [2024-12-06 03:49:42,214 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:42" (1/1) ... [2024-12-06 03:49:42,215 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:42" (1/1) ... [2024-12-06 03:49:42,215 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:42" (1/1) ... [2024-12-06 03:49:42,216 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:49:42,217 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:49:42,218 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:49:42,218 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:49:42,218 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:42" (1/1) ... [2024-12-06 03:49:42,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:49:42,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c21f39-8204-47d6-9733-c85ba617b6ab/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:49:42,242 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c21f39-8204-47d6-9733-c85ba617b6ab/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:49:42,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c21f39-8204-47d6-9733-c85ba617b6ab/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:49:42,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:49:42,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:49:42,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:49:42,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:49:42,264 INFO L130 BoogieDeclarations]: Found specification of procedure fibo [2024-12-06 03:49:42,264 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo [2024-12-06 03:49:42,306 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:49:42,307 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:49:42,392 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-06 03:49:42,393 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:49:42,411 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:49:42,411 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 03:49:42,412 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:49:42 BoogieIcfgContainer [2024-12-06 03:49:42,412 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:49:42,412 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:49:42,412 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:49:42,420 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:49:42,420 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:49:42" (1/1) ... [2024-12-06 03:49:42,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:49:42,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:42,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-12-06 03:49:42,469 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-12-06 03:49:42,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 03:49:42,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:42,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:42,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:42,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:42,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:42,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 25 transitions. [2024-12-06 03:49:42,727 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2024-12-06 03:49:42,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 03:49:42,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:42,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:42,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:42,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:42,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:42,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 29 transitions. [2024-12-06 03:49:42,888 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2024-12-06 03:49:42,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 03:49:42,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:42,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:42,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:43,014 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 03:49:43,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:43,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 28 transitions. [2024-12-06 03:49:43,144 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-12-06 03:49:43,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:49:43,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:43,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:43,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:43,252 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-06 03:49:43,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:43,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 26 states and 40 transitions. [2024-12-06 03:49:43,455 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 40 transitions. [2024-12-06 03:49:43,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 03:49:43,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:43,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:43,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:43,669 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 23 proven. 8 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-12-06 03:49:44,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:44,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 29 states and 47 transitions. [2024-12-06 03:49:44,086 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2024-12-06 03:49:44,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 03:49:44,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:44,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:44,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:44,193 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 03:49:44,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:44,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 34 states and 62 transitions. [2024-12-06 03:49:44,453 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 62 transitions. [2024-12-06 03:49:44,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 03:49:44,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:44,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:44,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:44,647 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 47 proven. 28 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-12-06 03:49:44,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:44,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 34 states and 61 transitions. [2024-12-06 03:49:44,946 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 61 transitions. [2024-12-06 03:49:44,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 03:49:44,948 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:44,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:44,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:45,058 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 17 proven. 88 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-12-06 03:49:45,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:45,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 39 states and 78 transitions. [2024-12-06 03:49:45,345 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 78 transitions. [2024-12-06 03:49:45,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-12-06 03:49:45,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:45,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:45,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:45,569 INFO L134 CoverageAnalysis]: Checked inductivity of 747 backedges. 54 proven. 273 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-06 03:49:45,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:45,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 44 states and 98 transitions. [2024-12-06 03:49:45,874 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 98 transitions. [2024-12-06 03:49:45,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-12-06 03:49:45,878 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:45,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:45,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:46,134 INFO L134 CoverageAnalysis]: Checked inductivity of 1926 backedges. 91 proven. 597 refuted. 0 times theorem prover too weak. 1238 trivial. 0 not checked. [2024-12-06 03:49:46,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:46,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 49 states and 121 transitions. [2024-12-06 03:49:46,503 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 121 transitions. [2024-12-06 03:49:46,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 541 [2024-12-06 03:49:46,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:46,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:46,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:47,541 INFO L134 CoverageAnalysis]: Checked inductivity of 17241 backedges. 546 proven. 1594 refuted. 0 times theorem prover too weak. 15101 trivial. 0 not checked. [2024-12-06 03:49:48,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:48,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 51 states and 91 transitions. [2024-12-06 03:49:48,540 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 91 transitions. [2024-12-06 03:49:48,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2024-12-06 03:49:48,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:48,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:48,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:48,785 INFO L134 CoverageAnalysis]: Checked inductivity of 2917 backedges. 256 proven. 499 refuted. 0 times theorem prover too weak. 2162 trivial. 0 not checked. [2024-12-06 03:49:48,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:48,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 51 states and 90 transitions. [2024-12-06 03:49:48,989 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 90 transitions. [2024-12-06 03:49:48,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-12-06 03:49:48,991 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:48,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:49,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:49,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1385 backedges. 257 proven. 144 refuted. 0 times theorem prover too weak. 984 trivial. 0 not checked. [2024-12-06 03:49:49,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:49,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 51 states and 88 transitions. [2024-12-06 03:49:49,318 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 88 transitions. [2024-12-06 03:49:49,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2024-12-06 03:49:49,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:49,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:49,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:49,669 INFO L134 CoverageAnalysis]: Checked inductivity of 4601 backedges. 635 proven. 662 refuted. 0 times theorem prover too weak. 3304 trivial. 0 not checked. [2024-12-06 03:49:50,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:50,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 51 states and 79 transitions. [2024-12-06 03:49:50,110 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 79 transitions. [2024-12-06 03:49:50,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2024-12-06 03:49:50,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:50,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:50,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:50,328 INFO L134 CoverageAnalysis]: Checked inductivity of 4601 backedges. 605 proven. 182 refuted. 0 times theorem prover too weak. 3814 trivial. 0 not checked. [2024-12-06 03:49:50,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:50,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 51 states and 78 transitions. [2024-12-06 03:49:50,579 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 78 transitions. [2024-12-06 03:49:50,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2024-12-06 03:49:50,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:50,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:50,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:51,043 INFO L134 CoverageAnalysis]: Checked inductivity of 7120 backedges. 889 proven. 441 refuted. 0 times theorem prover too weak. 5790 trivial. 0 not checked. [2024-12-06 03:49:51,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:51,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 51 states and 75 transitions. [2024-12-06 03:49:51,268 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 75 transitions. [2024-12-06 03:49:51,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2024-12-06 03:49:51,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:51,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:51,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:53,789 INFO L134 CoverageAnalysis]: Checked inductivity of 4568 backedges. 0 proven. 1500 refuted. 0 times theorem prover too weak. 3068 trivial. 0 not checked. [2024-12-06 03:49:59,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:59,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 71 states and 138 transitions. [2024-12-06 03:49:59,727 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 138 transitions. [2024-12-06 03:49:59,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2024-12-06 03:49:59,730 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:59,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:59,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:59,970 INFO L134 CoverageAnalysis]: Checked inductivity of 5047 backedges. 848 proven. 252 refuted. 0 times theorem prover too weak. 3947 trivial. 0 not checked. [2024-12-06 03:50:00,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:00,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 71 states and 138 transitions. [2024-12-06 03:50:00,131 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 138 transitions. [2024-12-06 03:50:00,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2024-12-06 03:50:00,134 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:00,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:50:00,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:00,517 INFO L134 CoverageAnalysis]: Checked inductivity of 7161 backedges. 617 proven. 718 refuted. 0 times theorem prover too weak. 5826 trivial. 0 not checked. [2024-12-06 03:50:00,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:00,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 71 states and 127 transitions. [2024-12-06 03:50:00,901 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 127 transitions. [2024-12-06 03:50:00,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2024-12-06 03:50:00,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:00,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:50:00,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:01,208 INFO L134 CoverageAnalysis]: Checked inductivity of 5047 backedges. 848 proven. 252 refuted. 0 times theorem prover too weak. 3947 trivial. 0 not checked. [2024-12-06 03:50:01,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:01,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 71 states and 127 transitions. [2024-12-06 03:50:01,262 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 127 transitions. [2024-12-06 03:50:01,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2024-12-06 03:50:01,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:01,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:50:01,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:01,573 INFO L134 CoverageAnalysis]: Checked inductivity of 6588 backedges. 631 proven. 644 refuted. 0 times theorem prover too weak. 5313 trivial. 0 not checked. [2024-12-06 03:50:01,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:01,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 71 states and 113 transitions. [2024-12-06 03:50:01,956 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 113 transitions. [2024-12-06 03:50:01,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2024-12-06 03:50:01,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:01,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:50:01,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:02,176 INFO L134 CoverageAnalysis]: Checked inductivity of 5047 backedges. 560 proven. 540 refuted. 0 times theorem prover too weak. 3947 trivial. 0 not checked. [2024-12-06 03:50:02,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:02,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 71 states and 113 transitions. [2024-12-06 03:50:02,233 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 113 transitions. [2024-12-06 03:50:02,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2024-12-06 03:50:02,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:02,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:50:02,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:02,444 INFO L134 CoverageAnalysis]: Checked inductivity of 5047 backedges. 848 proven. 252 refuted. 0 times theorem prover too weak. 3947 trivial. 0 not checked. [2024-12-06 03:50:02,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:02,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 71 states and 113 transitions. [2024-12-06 03:50:02,498 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 113 transitions. [2024-12-06 03:50:02,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2024-12-06 03:50:02,500 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:02,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:50:02,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:02,898 INFO L134 CoverageAnalysis]: Checked inductivity of 6077 backedges. 366 proven. 1068 refuted. 0 times theorem prover too weak. 4643 trivial. 0 not checked. [2024-12-06 03:50:03,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:03,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 49 states and 63 transitions. [2024-12-06 03:50:03,188 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2024-12-06 03:50:03,189 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 03:50:03,189 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 25 iterations. [2024-12-06 03:50:03,197 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 03:50:03,361 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 03:50:03,361 INFO L77 FloydHoareUtils]: At program point L29(line 29) the Hoare annotation is: true [2024-12-06 03:50:03,361 INFO L77 FloydHoareUtils]: At program point L28(lines 28 30) the Hoare annotation is: true [2024-12-06 03:50:03,362 INFO L77 FloydHoareUtils]: At program point L27(line 27) the Hoare annotation is: (and (<= 7 |ULTIMATE.start_main_~x~0#1|) (<= |ULTIMATE.start_main_~x~0#1| 7)) [2024-12-06 03:50:03,362 INFO L77 FloydHoareUtils]: At program point L27-1(line 27) the Hoare annotation is: true [2024-12-06 03:50:03,362 INFO L77 FloydHoareUtils]: At program point L28-2(lines 28 30) the Hoare annotation is: true [2024-12-06 03:50:03,362 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 29) the Hoare annotation is: true [2024-12-06 03:50:03,362 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 03:50:03,362 INFO L77 FloydHoareUtils]: At program point fiboEXIT(lines 7 15) the Hoare annotation is: true [2024-12-06 03:50:03,362 INFO L77 FloydHoareUtils]: At program point fiboFINAL(lines 7 15) the Hoare annotation is: true [2024-12-06 03:50:03,362 INFO L77 FloydHoareUtils]: At program point L13(line 13) the Hoare annotation is: (and (<= fibo_~n |fibo_#in~n|) (< 1 fibo_~n) (<= |fibo_#in~n| fibo_~n)) [2024-12-06 03:50:03,362 INFO L77 FloydHoareUtils]: At program point L13-1(line 13) the Hoare annotation is: true [2024-12-06 03:50:03,362 INFO L77 FloydHoareUtils]: At program point L13-2(line 13) the Hoare annotation is: true [2024-12-06 03:50:03,363 INFO L77 FloydHoareUtils]: At program point L10(lines 10 14) the Hoare annotation is: (and (<= fibo_~n |fibo_#in~n|) (<= |fibo_#in~n| fibo_~n) (< 0 fibo_~n)) [2024-12-06 03:50:03,363 INFO L77 FloydHoareUtils]: At program point L13-3(line 13) the Hoare annotation is: true [2024-12-06 03:50:03,363 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 7 15) the Hoare annotation is: true [2024-12-06 03:50:03,363 INFO L77 FloydHoareUtils]: At program point L8(lines 8 14) the Hoare annotation is: (and (<= fibo_~n |fibo_#in~n|) (<= |fibo_#in~n| fibo_~n)) [2024-12-06 03:50:03,373 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 03:50:03 ImpRootNode [2024-12-06 03:50:03,373 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 03:50:03,373 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 03:50:03,373 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 03:50:03,373 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 03:50:03,374 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:49:42" (3/4) ... [2024-12-06 03:50:03,375 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 03:50:03,378 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure fibo [2024-12-06 03:50:03,380 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2024-12-06 03:50:03,380 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-12-06 03:50:03,380 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 03:50:03,380 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 03:50:03,441 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c21f39-8204-47d6-9733-c85ba617b6ab/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 03:50:03,441 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c21f39-8204-47d6-9733-c85ba617b6ab/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 03:50:03,441 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 03:50:03,442 INFO L158 Benchmark]: Toolchain (without parser) took 21416.15ms. Allocated memory was 142.6MB in the beginning and 536.9MB in the end (delta: 394.3MB). Free memory was 116.7MB in the beginning and 253.3MB in the end (delta: -136.6MB). Peak memory consumption was 256.8MB. Max. memory is 16.1GB. [2024-12-06 03:50:03,442 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:50:03,442 INFO L158 Benchmark]: CACSL2BoogieTranslator took 155.93ms. Allocated memory is still 142.6MB. Free memory was 116.4MB in the beginning and 106.0MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:50:03,443 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.51ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 104.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:50:03,443 INFO L158 Benchmark]: Boogie Preprocessor took 12.54ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 104.4MB in the end (delta: 589.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:50:03,443 INFO L158 Benchmark]: RCFGBuilder took 194.29ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 94.1MB in the end (delta: 10.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 03:50:03,444 INFO L158 Benchmark]: CodeCheck took 20960.53ms. Allocated memory was 142.6MB in the beginning and 536.9MB in the end (delta: 394.3MB). Free memory was 93.8MB in the beginning and 257.5MB in the end (delta: -163.7MB). Peak memory consumption was 231.6MB. Max. memory is 16.1GB. [2024-12-06 03:50:03,444 INFO L158 Benchmark]: Witness Printer took 67.95ms. Allocated memory is still 536.9MB. Free memory was 257.5MB in the beginning and 253.3MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:50:03,445 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 17 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 20.8s, OverallIterations: 25, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2572 SdHoareTripleChecker+Valid, 20.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1532 mSDsluCounter, 3490 SdHoareTripleChecker+Invalid, 17.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2374 mSDsCounter, 4227 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14303 IncrementalHoareTripleChecker+Invalid, 18530 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4227 mSolverCounterUnsat, 1116 mSDtfsCounter, 14303 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 21742 GetRequests, 20815 SyntacticMatches, 659 SemanticMatches, 268 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40607 ImplicationChecksByTransitivity, 11.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 7.8s InterpolantComputationTime, 4877 NumberOfCodeBlocks, 4877 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 4853 ConstructedInterpolants, 0 QuantifiedInterpolants, 6967 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 24 InterpolantComputations, 2 PerfectInterpolantSequences, 75767/85542 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, ConComCheckerStatistics: No data available - PositiveResult [Line: 29]: 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 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 155.93ms. Allocated memory is still 142.6MB. Free memory was 116.4MB in the beginning and 106.0MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 20.51ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 104.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 12.54ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 104.4MB in the end (delta: 589.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 194.29ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 94.1MB in the end (delta: 10.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 20960.53ms. Allocated memory was 142.6MB in the beginning and 536.9MB in the end (delta: 394.3MB). Free memory was 93.8MB in the beginning and 257.5MB in the end (delta: -163.7MB). Peak memory consumption was 231.6MB. Max. memory is 16.1GB. * Witness Printer took 67.95ms. Allocated memory is still 536.9MB. Free memory was 257.5MB in the beginning and 253.3MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 03:50:03,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22c21f39-8204-47d6-9733-c85ba617b6ab/bin/ukojak-verify-CZk0znPC7b/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