./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursive-simple/id_i15_o15-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf24bd08-8704-4737-9fbd-526878624b76/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf24bd08-8704-4737-9fbd-526878624b76/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf24bd08-8704-4737-9fbd-526878624b76/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf24bd08-8704-4737-9fbd-526878624b76/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_i15_o15-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf24bd08-8704-4737-9fbd-526878624b76/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf24bd08-8704-4737-9fbd-526878624b76/bin/ukojak-verify-EEHR8qb7sm --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 715908359373978289cc76ce2f00faf49f4d4a3c6ddae64771646fc969bea981 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:52:20,972 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:52:21,058 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf24bd08-8704-4737-9fbd-526878624b76/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:52:21,064 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:52:21,065 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:52:21,106 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:52:21,107 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:52:21,107 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:52:21,108 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:52:21,110 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:52:21,110 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:52:21,111 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:52:21,111 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:52:21,112 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:52:21,112 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:52:21,112 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:52:21,112 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:52:21,113 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:52:21,114 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:52:21,114 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:52:21,115 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:52:21,115 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:52:21,115 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:52:21,115 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:52:21,115 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:52:21,115 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:52:21,116 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:52:21,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:52:21,116 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:52:21,116 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:52:21,116 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:52:21,116 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:52:21,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:52:21,116 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_cf24bd08-8704-4737-9fbd-526878624b76/bin/ukojak-verify-EEHR8qb7sm 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 -> 715908359373978289cc76ce2f00faf49f4d4a3c6ddae64771646fc969bea981 [2024-11-13 20:52:21,528 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:52:21,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:52:21,542 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:52:21,544 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:52:21,545 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:52:21,548 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf24bd08-8704-4737-9fbd-526878624b76/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/recursive-simple/id_i15_o15-1.c Unable to find full path for "g++" [2024-11-13 20:52:23,746 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:52:24,122 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:52:24,123 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf24bd08-8704-4737-9fbd-526878624b76/sv-benchmarks/c/recursive-simple/id_i15_o15-1.c [2024-11-13 20:52:24,133 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf24bd08-8704-4737-9fbd-526878624b76/bin/ukojak-verify-EEHR8qb7sm/data/4d72c874a/8fb292f2db8840bda00a21873b1d6911/FLAG5487a6d00 [2024-11-13 20:52:24,169 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf24bd08-8704-4737-9fbd-526878624b76/bin/ukojak-verify-EEHR8qb7sm/data/4d72c874a/8fb292f2db8840bda00a21873b1d6911 [2024-11-13 20:52:24,173 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:52:24,176 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:52:24,178 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:52:24,178 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:52:24,184 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:52:24,185 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:52:24" (1/1) ... [2024-11-13 20:52:24,186 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@970d6ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:24, skipping insertion in model container [2024-11-13 20:52:24,190 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:52:24" (1/1) ... [2024-11-13 20:52:24,214 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:52:24,427 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_cf24bd08-8704-4737-9fbd-526878624b76/sv-benchmarks/c/recursive-simple/id_i15_o15-1.c[454,467] [2024-11-13 20:52:24,431 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:52:24,444 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:52:24,461 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_cf24bd08-8704-4737-9fbd-526878624b76/sv-benchmarks/c/recursive-simple/id_i15_o15-1.c[454,467] [2024-11-13 20:52:24,462 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:52:24,482 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:52:24,483 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:24 WrapperNode [2024-11-13 20:52:24,484 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:52:24,485 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:52:24,486 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:52:24,486 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:52:24,495 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:24" (1/1) ... [2024-11-13 20:52:24,502 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:24" (1/1) ... [2024-11-13 20:52:24,524 INFO L138 Inliner]: procedures = 13, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 18 [2024-11-13 20:52:24,525 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:52:24,526 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:52:24,526 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:52:24,526 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:52:24,534 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:24" (1/1) ... [2024-11-13 20:52:24,534 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:24" (1/1) ... [2024-11-13 20:52:24,536 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:24" (1/1) ... [2024-11-13 20:52:24,536 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:24" (1/1) ... [2024-11-13 20:52:24,539 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:24" (1/1) ... [2024-11-13 20:52:24,542 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:24" (1/1) ... [2024-11-13 20:52:24,543 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:24" (1/1) ... [2024-11-13 20:52:24,546 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:24" (1/1) ... [2024-11-13 20:52:24,548 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:52:24,549 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:52:24,549 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:52:24,551 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:52:24,553 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:24" (1/1) ... [2024-11-13 20:52:24,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:52:24,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf24bd08-8704-4737-9fbd-526878624b76/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:52:24,601 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf24bd08-8704-4737-9fbd-526878624b76/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:52:24,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf24bd08-8704-4737-9fbd-526878624b76/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:52:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:52:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:52:24,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:52:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:52:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure id [2024-11-13 20:52:24,638 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2024-11-13 20:52:24,735 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:52:24,738 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:52:24,879 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-13 20:52:24,879 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:52:24,912 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:52:24,912 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:52:24,913 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:52:24 BoogieIcfgContainer [2024-11-13 20:52:24,913 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:52:24,914 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:52:24,915 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:52:24,927 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:52:24,928 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:52:24" (1/1) ... [2024-11-13 20:52:24,938 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:52:25,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:25,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-13 20:52:25,021 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-13 20:52:25,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:52:25,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:25,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:25,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:25,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:52:25,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:25,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 18 transitions. [2024-11-13 20:52:25,480 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-13 20:52:25,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 20:52:25,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:25,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:25,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:25,777 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 20:52:25,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:25,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 22 transitions. [2024-11-13 20:52:25,993 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2024-11-13 20:52:25,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 20:52:25,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:25,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:26,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:26,278 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 20:52:26,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:26,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 22 states and 25 transitions. [2024-11-13 20:52:26,589 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2024-11-13 20:52:26,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 20:52:26,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:26,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:26,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:26,931 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 20 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 20:52:27,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:27,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 25 states and 29 transitions. [2024-11-13 20:52:27,260 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2024-11-13 20:52:27,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 20:52:27,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:27,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:27,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:27,565 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 20:52:27,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:27,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 28 states and 32 transitions. [2024-11-13 20:52:27,881 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2024-11-13 20:52:27,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 20:52:27,883 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:27,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:27,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:28,209 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 7 proven. 49 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 20:52:28,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:28,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 31 states and 35 transitions. [2024-11-13 20:52:28,587 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2024-11-13 20:52:28,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 20:52:28,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:28,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:28,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:28,913 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 9 proven. 68 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-13 20:52:29,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:29,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 34 states and 38 transitions. [2024-11-13 20:52:29,295 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 38 transitions. [2024-11-13 20:52:29,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-13 20:52:29,297 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:29,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:29,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:29,643 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 11 proven. 90 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-13 20:52:30,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:30,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 37 states and 41 transitions. [2024-11-13 20:52:30,043 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 41 transitions. [2024-11-13 20:52:30,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 20:52:30,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:30,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:30,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:30,443 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 13 proven. 115 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-11-13 20:52:30,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:30,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 40 states and 44 transitions. [2024-11-13 20:52:30,907 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 44 transitions. [2024-11-13 20:52:30,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-13 20:52:30,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:30,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:30,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:31,312 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 15 proven. 143 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2024-11-13 20:52:31,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:31,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 43 states and 47 transitions. [2024-11-13 20:52:31,816 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2024-11-13 20:52:31,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-13 20:52:31,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:31,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:31,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:32,260 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 17 proven. 174 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-11-13 20:52:32,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:32,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 46 states and 50 transitions. [2024-11-13 20:52:32,760 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 50 transitions. [2024-11-13 20:52:32,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-13 20:52:32,764 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:32,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:32,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:33,181 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 19 proven. 208 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-13 20:52:33,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:33,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 49 states and 53 transitions. [2024-11-13 20:52:33,701 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 53 transitions. [2024-11-13 20:52:33,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-13 20:52:33,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:33,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:33,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:34,089 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 21 proven. 245 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2024-11-13 20:52:34,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:34,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 52 states and 56 transitions. [2024-11-13 20:52:34,634 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 56 transitions. [2024-11-13 20:52:34,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-13 20:52:34,638 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:34,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:34,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:35,090 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 23 proven. 285 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2024-11-13 20:52:35,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:35,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 55 states and 59 transitions. [2024-11-13 20:52:35,622 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 59 transitions. [2024-11-13 20:52:35,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-13 20:52:35,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:35,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:35,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:36,095 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 25 proven. 328 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2024-11-13 20:52:36,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:36,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 58 states and 62 transitions. [2024-11-13 20:52:36,706 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 62 transitions. [2024-11-13 20:52:36,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-13 20:52:36,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:36,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:36,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:39,368 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 345 trivial. 0 not checked. [2024-11-13 20:52:54,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:54,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 107 states and 118 transitions. [2024-11-13 20:52:54,838 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 118 transitions. [2024-11-13 20:52:54,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-13 20:52:54,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:54,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:54,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:56,172 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 330 proven. 122 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2024-11-13 20:52:58,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:52:58,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 111 states and 121 transitions. [2024-11-13 20:52:58,547 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 121 transitions. [2024-11-13 20:52:58,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-13 20:52:58,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:52:58,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:52:58,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:52:59,365 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 330 proven. 122 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2024-11-13 20:53:00,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:00,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 59 states and 62 transitions. [2024-11-13 20:53:00,057 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2024-11-13 20:53:00,057 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 20:53:00,058 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 19 iterations. [2024-11-13 20:53:00,069 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 20:53:00,505 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 20:53:00,506 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 15) the Hoare annotation is: true [2024-11-13 20:53:00,506 INFO L77 FloydHoareUtils]: At program point L15(line 15) the Hoare annotation is: true [2024-11-13 20:53:00,506 INFO L77 FloydHoareUtils]: At program point L14(lines 14 16) the Hoare annotation is: true [2024-11-13 20:53:00,506 INFO L77 FloydHoareUtils]: At program point L13(line 13) the Hoare annotation is: (= |ULTIMATE.start_main_~input~0#1| 15) [2024-11-13 20:53:00,507 INFO L77 FloydHoareUtils]: At program point L13-1(line 13) the Hoare annotation is: true [2024-11-13 20:53:00,508 INFO L77 FloydHoareUtils]: At program point L11(lines 11 17) the Hoare annotation is: true [2024-11-13 20:53:00,508 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 20:53:00,508 INFO L77 FloydHoareUtils]: At program point idFINAL(lines 6 9) the Hoare annotation is: true [2024-11-13 20:53:00,508 INFO L77 FloydHoareUtils]: At program point idEXIT(lines 6 9) the Hoare annotation is: true [2024-11-13 20:53:00,508 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 6 9) the Hoare annotation is: true [2024-11-13 20:53:00,508 INFO L77 FloydHoareUtils]: At program point L8(line 8) the Hoare annotation is: (= |id_#in~x| id_~x) [2024-11-13 20:53:00,508 INFO L77 FloydHoareUtils]: At program point L7(line 7) the Hoare annotation is: (= |id_#in~x| id_~x) [2024-11-13 20:53:00,508 INFO L77 FloydHoareUtils]: At program point L8-1(line 8) the Hoare annotation is: true [2024-11-13 20:53:00,525 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:53:00 ImpRootNode [2024-11-13 20:53:00,525 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:53:00,526 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:53:00,526 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:53:00,527 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:53:00,529 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:52:24" (3/4) ... [2024-11-13 20:53:00,532 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 20:53:00,539 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2024-11-13 20:53:00,546 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2024-11-13 20:53:00,546 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 20:53:00,546 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 20:53:00,546 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 20:53:00,627 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf24bd08-8704-4737-9fbd-526878624b76/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 20:53:00,628 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf24bd08-8704-4737-9fbd-526878624b76/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 20:53:00,628 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:53:00,629 INFO L158 Benchmark]: Toolchain (without parser) took 36452.73ms. Allocated memory was 167.8MB in the beginning and 419.4MB in the end (delta: 251.7MB). Free memory was 125.8MB in the beginning and 308.6MB in the end (delta: -182.8MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-11-13 20:53:00,629 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 167.8MB. Free memory is still 105.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:53:00,630 INFO L158 Benchmark]: CACSL2BoogieTranslator took 306.99ms. Allocated memory is still 167.8MB. Free memory was 125.5MB in the beginning and 115.0MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:53:00,630 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.65ms. Allocated memory is still 167.8MB. Free memory was 115.0MB in the beginning and 114.1MB in the end (delta: 958.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:53:00,630 INFO L158 Benchmark]: Boogie Preprocessor took 22.58ms. Allocated memory is still 167.8MB. Free memory was 114.1MB in the beginning and 113.5MB in the end (delta: 615.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:53:00,631 INFO L158 Benchmark]: RCFGBuilder took 364.33ms. Allocated memory is still 167.8MB. Free memory was 113.5MB in the beginning and 103.7MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:53:00,631 INFO L158 Benchmark]: CodeCheck took 35611.40ms. Allocated memory was 167.8MB in the beginning and 419.4MB in the end (delta: 251.7MB). Free memory was 103.7MB in the beginning and 312.9MB in the end (delta: -209.2MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-13 20:53:00,632 INFO L158 Benchmark]: Witness Printer took 101.39ms. Allocated memory is still 419.4MB. Free memory was 312.9MB in the beginning and 308.6MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:53:00,634 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, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 35.1s, OverallIterations: 19, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1325 SdHoareTripleChecker+Valid, 22.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 808 mSDsluCounter, 1750 SdHoareTripleChecker+Invalid, 18.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1500 mSDsCounter, 1834 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10374 IncrementalHoareTripleChecker+Invalid, 12208 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1834 mSolverCounterUnsat, 250 mSDtfsCounter, 10374 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16682 GetRequests, 15780 SyntacticMatches, 594 SemanticMatches, 308 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45896 ImplicationChecksByTransitivity, 23.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 9.6s InterpolantComputationTime, 1074 NumberOfCodeBlocks, 1074 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 1056 ConstructedInterpolants, 0 QuantifiedInterpolants, 2910 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 1 PerfectInterpolantSequences, 3048/5408 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: 15]: 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 0.43ms. Allocated memory is still 167.8MB. Free memory is still 105.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 306.99ms. Allocated memory is still 167.8MB. Free memory was 125.5MB in the beginning and 115.0MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.65ms. Allocated memory is still 167.8MB. Free memory was 115.0MB in the beginning and 114.1MB in the end (delta: 958.5kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.58ms. Allocated memory is still 167.8MB. Free memory was 114.1MB in the beginning and 113.5MB in the end (delta: 615.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 364.33ms. Allocated memory is still 167.8MB. Free memory was 113.5MB in the beginning and 103.7MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 35611.40ms. Allocated memory was 167.8MB in the beginning and 419.4MB in the end (delta: 251.7MB). Free memory was 103.7MB in the beginning and 312.9MB in the end (delta: -209.2MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Witness Printer took 101.39ms. Allocated memory is still 419.4MB. Free memory was 312.9MB in the beginning and 308.6MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 20:53:00,668 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf24bd08-8704-4737-9fbd-526878624b76/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE