./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.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_fcea5ee4-8e1b-4dbd-a33b-e6c546bfb768/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea5ee4-8e1b-4dbd-a33b-e6c546bfb768/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_fcea5ee4-8e1b-4dbd-a33b-e6c546bfb768/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea5ee4-8e1b-4dbd-a33b-e6c546bfb768/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea5ee4-8e1b-4dbd-a33b-e6c546bfb768/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_fcea5ee4-8e1b-4dbd-a33b-e6c546bfb768/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 d205b4d392fcf6603d2c7a58c20f30b20ad63dac227f46def37edd46d8cc7990 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:52:13,443 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:52:13,497 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea5ee4-8e1b-4dbd-a33b-e6c546bfb768/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:52:13,501 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:52:13,501 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:52:13,521 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:52:13,522 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:52:13,522 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:52:13,522 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:52:13,522 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:52:13,523 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:52:13,523 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:52:13,523 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:52:13,523 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:52:13,523 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:52:13,523 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:52:13,523 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:52:13,523 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:52:13,523 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:52:13,523 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:52:13,523 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:52:13,524 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:52:13,524 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:52:13,524 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:52:13,524 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:52:13,524 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:52:13,524 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:52:13,524 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:52:13,524 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:52:13,524 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:52:13,524 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:52:13,525 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:52:13,525 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:52:13,525 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_fcea5ee4-8e1b-4dbd-a33b-e6c546bfb768/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 -> d205b4d392fcf6603d2c7a58c20f30b20ad63dac227f46def37edd46d8cc7990 [2024-12-06 04:52:13,750 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:52:13,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:52:13,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:52:13,762 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:52:13,762 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:52:13,763 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea5ee4-8e1b-4dbd-a33b-e6c546bfb768/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c [2024-12-06 04:52:16,411 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea5ee4-8e1b-4dbd-a33b-e6c546bfb768/bin/ukojak-verify-CZk0znPC7b/data/8af05003b/0f59dc8b9e114f0e86fa92c55426f674/FLAGb8e8beba9 [2024-12-06 04:52:16,599 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:52:16,600 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea5ee4-8e1b-4dbd-a33b-e6c546bfb768/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c [2024-12-06 04:52:16,607 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea5ee4-8e1b-4dbd-a33b-e6c546bfb768/bin/ukojak-verify-CZk0znPC7b/data/8af05003b/0f59dc8b9e114f0e86fa92c55426f674/FLAGb8e8beba9 [2024-12-06 04:52:16,620 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea5ee4-8e1b-4dbd-a33b-e6c546bfb768/bin/ukojak-verify-CZk0znPC7b/data/8af05003b/0f59dc8b9e114f0e86fa92c55426f674 [2024-12-06 04:52:16,623 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:52:16,624 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:52:16,625 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:52:16,625 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:52:16,628 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:52:16,629 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:52:16" (1/1) ... [2024-12-06 04:52:16,630 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e57af3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:16, skipping insertion in model container [2024-12-06 04:52:16,630 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:52:16" (1/1) ... [2024-12-06 04:52:16,642 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:52:16,750 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_fcea5ee4-8e1b-4dbd-a33b-e6c546bfb768/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c[525,538] [2024-12-06 04:52:16,777 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:52:16,786 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:52:16,794 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_fcea5ee4-8e1b-4dbd-a33b-e6c546bfb768/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c[525,538] [2024-12-06 04:52:16,807 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:52:16,821 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:52:16,821 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:16 WrapperNode [2024-12-06 04:52:16,821 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:52:16,822 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:52:16,822 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:52:16,822 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:52:16,828 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:16" (1/1) ... [2024-12-06 04:52:16,833 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:16" (1/1) ... [2024-12-06 04:52:16,849 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 62 [2024-12-06 04:52:16,849 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:52:16,850 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:52:16,850 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:52:16,850 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:52:16,856 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:16" (1/1) ... [2024-12-06 04:52:16,856 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:16" (1/1) ... [2024-12-06 04:52:16,857 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:16" (1/1) ... [2024-12-06 04:52:16,858 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:16" (1/1) ... [2024-12-06 04:52:16,861 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:16" (1/1) ... [2024-12-06 04:52:16,862 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:16" (1/1) ... [2024-12-06 04:52:16,865 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:16" (1/1) ... [2024-12-06 04:52:16,866 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:16" (1/1) ... [2024-12-06 04:52:16,867 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:16" (1/1) ... [2024-12-06 04:52:16,869 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:52:16,870 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:52:16,870 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:52:16,870 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:52:16,871 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:16" (1/1) ... [2024-12-06 04:52:16,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:52:16,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea5ee4-8e1b-4dbd-a33b-e6c546bfb768/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:52:16,895 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea5ee4-8e1b-4dbd-a33b-e6c546bfb768/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:52:16,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea5ee4-8e1b-4dbd-a33b-e6c546bfb768/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:52:16,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:52:16,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:52:16,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:52:16,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:52:16,922 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 04:52:16,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 04:52:16,966 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:52:16,968 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:52:17,157 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-12-06 04:52:17,158 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:52:17,198 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:52:17,198 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 04:52:17,199 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:52:17 BoogieIcfgContainer [2024-12-06 04:52:17,199 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:52:17,200 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:52:17,200 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:52:17,207 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:52:17,207 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:52:17" (1/1) ... [2024-12-06 04:52:17,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:52:17,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:52:17,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 24 states and 38 transitions. [2024-12-06 04:52:17,253 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2024-12-06 04:52:17,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:52:17,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:52:17,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:52:17,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:52:17,354 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 04:52:17,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:52:17,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 24 states and 35 transitions. [2024-12-06 04:52:17,380 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 35 transitions. [2024-12-06 04:52:17,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 04:52:17,380 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:52:17,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:52:17,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:52:17,487 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 04:52:17,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:52:17,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 26 states and 38 transitions. [2024-12-06 04:52:17,525 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 38 transitions. [2024-12-06 04:52:17,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 04:52:17,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:52:17,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:52:17,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:52:17,659 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 04:52:17,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:52:17,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2024-12-06 04:52:17,800 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2024-12-06 04:52:17,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 04:52:17,802 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:52:17,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:52:17,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:52:17,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:52:17,855 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:52:17,858 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:52:17,960 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 04:52:18,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:52:18,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 37 states and 68 transitions. [2024-12-06 04:52:18,485 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 68 transitions. [2024-12-06 04:52:18,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 04:52:18,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:52:18,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:52:18,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:52:18,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:52:18,526 INFO L256 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:52:18,528 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:52:18,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 04:52:19,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:52:19,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 39 states and 72 transitions. [2024-12-06 04:52:19,196 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 72 transitions. [2024-12-06 04:52:19,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 04:52:19,196 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:52:19,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:52:19,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:52:19,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 04:52:19,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:52:19,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 39 states and 71 transitions. [2024-12-06 04:52:19,515 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 71 transitions. [2024-12-06 04:52:19,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 04:52:19,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:52:19,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:52:19,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:52:19,602 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:52:19,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:52:19,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 21 states and 25 transitions. [2024-12-06 04:52:19,842 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2024-12-06 04:52:19,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 04:52:19,843 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:52:19,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:52:19,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:52:19,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:52:19,872 INFO L256 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:52:19,873 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:52:19,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:52:20,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:52:20,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 25 states and 32 transitions. [2024-12-06 04:52:20,752 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2024-12-06 04:52:20,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 04:52:20,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:52:20,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:52:20,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:52:20,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:52:20,785 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 04:52:20,787 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:52:20,927 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 04:52:21,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:52:21,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 23 states and 27 transitions. [2024-12-06 04:52:21,430 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2024-12-06 04:52:21,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 04:52:21,430 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:52:21,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:52:21,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:52:21,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:52:21,469 INFO L256 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 04:52:21,471 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:52:21,516 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 04:52:21,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:52:21,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 17 states and 19 transitions. [2024-12-06 04:52:21,645 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2024-12-06 04:52:21,646 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 04:52:21,646 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 11 iterations. [2024-12-06 04:52:21,654 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 04:52:21,946 INFO L77 FloydHoareUtils]: At program point L52-2(lines 38 56) the Hoare annotation is: true [2024-12-06 04:52:21,947 INFO L77 FloydHoareUtils]: At program point L44(lines 38 56) the Hoare annotation is: true [2024-12-06 04:52:21,947 INFO L77 FloydHoareUtils]: At program point L40(line 40) the Hoare annotation is: true [2024-12-06 04:52:21,947 INFO L77 FloydHoareUtils]: At program point L57(line 57) the Hoare annotation is: true [2024-12-06 04:52:21,947 INFO L77 FloydHoareUtils]: At program point L41(line 41) the Hoare annotation is: true [2024-12-06 04:52:21,947 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 04:52:21,947 INFO L77 FloydHoareUtils]: At program point L58(line 58) the Hoare annotation is: true [2024-12-06 04:52:21,947 INFO L77 FloydHoareUtils]: At program point L42(line 42) the Hoare annotation is: true [2024-12-06 04:52:21,947 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 04:52:21,947 INFO L77 FloydHoareUtils]: At program point L38(lines 38 56) the Hoare annotation is: true [2024-12-06 04:52:21,947 INFO L77 FloydHoareUtils]: At program point L38-1(lines 38 56) the Hoare annotation is: true [2024-12-06 04:52:21,947 INFO L77 FloydHoareUtils]: At program point L38-3(lines 38 56) the Hoare annotation is: true [2024-12-06 04:52:21,948 INFO L77 FloydHoareUtils]: At program point L30-1(lines 30 35) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~p~0#1| 0)) (.cse1 (= |ULTIMATE.start_main_~h~0#1| 0)) (.cse2 (= |ULTIMATE.start_main_~n~0#1| |ULTIMATE.start_main_~r~0#1|))) (or (and .cse0 (<= (+ |ULTIMATE.start_main_#t~post5#1| 1) ~counter~0) (<= 1 |ULTIMATE.start_main_#t~post5#1|) .cse1 .cse2) (and .cse0 (= |ULTIMATE.start_main_#t~post5#1| 0) .cse1 (<= 1 ~counter~0) .cse2))) [2024-12-06 04:52:21,948 INFO L77 FloydHoareUtils]: At program point L30-2(lines 30 35) the Hoare annotation is: (and (= |ULTIMATE.start_main_~p~0#1| 0) (= |ULTIMATE.start_main_~h~0#1| 0) (<= 1 ~counter~0) (= |ULTIMATE.start_main_~n~0#1| |ULTIMATE.start_main_~r~0#1|)) [2024-12-06 04:52:21,948 INFO L77 FloydHoareUtils]: At program point L59(line 59) the Hoare annotation is: true [2024-12-06 04:52:21,948 INFO L77 FloydHoareUtils]: At program point L30-4(lines 30 35) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~p~0#1| 0)) (.cse1 (= |ULTIMATE.start_main_~h~0#1| 0)) (.cse2 (= |ULTIMATE.start_main_~n~0#1| |ULTIMATE.start_main_~r~0#1|))) (or (and .cse0 .cse1 (= ~counter~0 0) .cse2) (and .cse0 .cse1 (<= 1 ~counter~0) .cse2))) [2024-12-06 04:52:21,948 INFO L77 FloydHoareUtils]: At program point L43(line 43) the Hoare annotation is: true [2024-12-06 04:52:21,948 INFO L77 FloydHoareUtils]: At program point L39(line 39) the Hoare annotation is: true [2024-12-06 04:52:21,948 INFO L77 FloydHoareUtils]: At program point L13(lines 13 14) the Hoare annotation is: true [2024-12-06 04:52:21,949 INFO L77 FloydHoareUtils]: At program point L12(lines 12 15) the Hoare annotation is: (or (< __VERIFIER_assert_~cond 1) (and (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond) (= __VERIFIER_assert_~cond 1))) [2024-12-06 04:52:21,949 INFO L77 FloydHoareUtils]: At program point L12-2(lines 11 17) the Hoare annotation is: true [2024-12-06 04:52:21,949 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 11 17) the Hoare annotation is: true [2024-12-06 04:52:21,949 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 11 17) the Hoare annotation is: (not (and (not (= |__VERIFIER_assert_#in~cond| 1)) (<= 1 |__VERIFIER_assert_#in~cond|))) [2024-12-06 04:52:21,949 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 14) the Hoare annotation is: true [2024-12-06 04:52:21,963 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:52:21 ImpRootNode [2024-12-06 04:52:21,964 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:52:21,964 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:52:21,964 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:52:21,964 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:52:21,965 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:52:17" (3/4) ... [2024-12-06 04:52:21,966 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 04:52:21,969 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-12-06 04:52:21,972 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-12-06 04:52:21,972 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-12-06 04:52:21,972 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 04:52:21,972 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 04:52:22,031 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea5ee4-8e1b-4dbd-a33b-e6c546bfb768/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 04:52:22,032 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea5ee4-8e1b-4dbd-a33b-e6c546bfb768/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 04:52:22,032 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:52:22,033 INFO L158 Benchmark]: Toolchain (without parser) took 5408.62ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 46.1MB in the end (delta: 71.2MB). Peak memory consumption was 72.3MB. Max. memory is 16.1GB. [2024-12-06 04:52:22,033 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:52:22,033 INFO L158 Benchmark]: CACSL2BoogieTranslator took 196.65ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 105.1MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:52:22,034 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.34ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 103.9MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:52:22,034 INFO L158 Benchmark]: Boogie Preprocessor took 19.10ms. Allocated memory is still 142.6MB. Free memory was 103.6MB in the beginning and 102.8MB in the end (delta: 814.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:52:22,034 INFO L158 Benchmark]: RCFGBuilder took 329.22ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 85.8MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:52:22,034 INFO L158 Benchmark]: CodeCheck took 4763.89ms. Allocated memory is still 142.6MB. Free memory was 85.8MB in the beginning and 51.9MB in the end (delta: 33.9MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2024-12-06 04:52:22,035 INFO L158 Benchmark]: Witness Printer took 67.72ms. Allocated memory is still 142.6MB. Free memory was 51.9MB in the beginning and 46.1MB in the end (delta: 5.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:52:22,036 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, 24 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.4s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 596 SdHoareTripleChecker+Valid, 3.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 164 mSDsluCounter, 482 SdHoareTripleChecker+Invalid, 3.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 170 mSDsCounter, 295 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1029 IncrementalHoareTripleChecker+Invalid, 1324 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 295 mSolverCounterUnsat, 312 mSDtfsCounter, 1029 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1335 GetRequests, 1203 SyntacticMatches, 28 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4283 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 125 NumberOfCodeBlocks, 125 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 115 ConstructedInterpolants, 0 QuantifiedInterpolants, 443 SizeOfPredicates, 6 NumberOfNonLiveVariables, 310 ConjunctsInSsa, 53 ConjunctsInUnsatCore, 10 InterpolantComputations, 7 PerfectInterpolantSequences, 14/21 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: 14]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (((((p == 0) && (h == 0)) && (counter == 0)) && (n == r)) || ((((p == 0) && (h == 0)) && (1 <= counter)) && (n == r))) - ProcedureContractResult [Line: 11]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Requires: ((cond < 1) || (cond == 1)) Ensures: (counter == \old(counter)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 196.65ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 105.1MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.34ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 103.9MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.10ms. Allocated memory is still 142.6MB. Free memory was 103.6MB in the beginning and 102.8MB in the end (delta: 814.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 329.22ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 85.8MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 4763.89ms. Allocated memory is still 142.6MB. Free memory was 85.8MB in the beginning and 51.9MB in the end (delta: 33.9MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. * Witness Printer took 67.72ms. Allocated memory is still 142.6MB. Free memory was 51.9MB in the beginning and 46.1MB in the end (delta: 5.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 04:52:22,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcea5ee4-8e1b-4dbd-a33b-e6c546bfb768/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