./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound2.i --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_73744f77-15f2-441b-bf50-c2149ce640db/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73744f77-15f2-441b-bf50-c2149ce640db/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_73744f77-15f2-441b-bf50-c2149ce640db/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73744f77-15f2-441b-bf50-c2149ce640db/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73744f77-15f2-441b-bf50-c2149ce640db/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_73744f77-15f2-441b-bf50-c2149ce640db/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 ab65f956ab163b80526b0084797effd91e1aac547effeb9a1fdab821fa279e8e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:34:13,984 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:34:14,038 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73744f77-15f2-441b-bf50-c2149ce640db/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:34:14,043 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:34:14,043 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:34:14,062 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:34:14,063 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:34:14,063 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:34:14,063 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:34:14,063 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:34:14,064 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:34:14,064 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:34:14,064 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:34:14,064 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:34:14,064 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:34:14,064 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:34:14,064 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:34:14,064 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:34:14,064 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:34:14,064 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:34:14,065 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:34:14,065 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:34:14,065 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:34:14,065 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:34:14,065 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:34:14,065 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:34:14,065 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:34:14,065 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:34:14,065 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:34:14,065 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:34:14,066 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:34:14,066 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:34:14,066 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:34:14,066 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_73744f77-15f2-441b-bf50-c2149ce640db/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 -> ab65f956ab163b80526b0084797effd91e1aac547effeb9a1fdab821fa279e8e [2024-12-06 04:34:14,270 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:34:14,277 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:34:14,279 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:34:14,280 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:34:14,280 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:34:14,282 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73744f77-15f2-441b-bf50-c2149ce640db/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound2.i [2024-12-06 04:34:16,901 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73744f77-15f2-441b-bf50-c2149ce640db/bin/ukojak-verify-CZk0znPC7b/data/5c886f4c5/05e502e0dfc94633b27db9315b069d0e/FLAG9ae6d070c [2024-12-06 04:34:17,141 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:34:17,141 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73744f77-15f2-441b-bf50-c2149ce640db/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound2.i [2024-12-06 04:34:17,148 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73744f77-15f2-441b-bf50-c2149ce640db/bin/ukojak-verify-CZk0znPC7b/data/5c886f4c5/05e502e0dfc94633b27db9315b069d0e/FLAG9ae6d070c [2024-12-06 04:34:17,484 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73744f77-15f2-441b-bf50-c2149ce640db/bin/ukojak-verify-CZk0znPC7b/data/5c886f4c5/05e502e0dfc94633b27db9315b069d0e [2024-12-06 04:34:17,485 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:34:17,487 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:34:17,487 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:34:17,488 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:34:17,490 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:34:17,491 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:34:17" (1/1) ... [2024-12-06 04:34:17,492 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6321c492 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:17, skipping insertion in model container [2024-12-06 04:34:17,492 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:34:17" (1/1) ... [2024-12-06 04:34:17,501 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:34:17,618 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_73744f77-15f2-441b-bf50-c2149ce640db/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound2.i[950,963] [2024-12-06 04:34:17,633 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:34:17,641 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:34:17,652 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_73744f77-15f2-441b-bf50-c2149ce640db/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound2.i[950,963] [2024-12-06 04:34:17,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:34:17,670 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:34:17,670 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:17 WrapperNode [2024-12-06 04:34:17,670 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:34:17,671 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:34:17,671 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:34:17,671 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:34:17,677 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:17" (1/1) ... [2024-12-06 04:34:17,683 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:17" (1/1) ... [2024-12-06 04:34:17,693 INFO L138 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 53 [2024-12-06 04:34:17,694 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:34:17,694 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:34:17,694 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:34:17,694 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:34:17,700 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:17" (1/1) ... [2024-12-06 04:34:17,700 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:17" (1/1) ... [2024-12-06 04:34:17,701 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:17" (1/1) ... [2024-12-06 04:34:17,701 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:17" (1/1) ... [2024-12-06 04:34:17,704 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:17" (1/1) ... [2024-12-06 04:34:17,705 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:17" (1/1) ... [2024-12-06 04:34:17,708 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:17" (1/1) ... [2024-12-06 04:34:17,709 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:17" (1/1) ... [2024-12-06 04:34:17,709 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:17" (1/1) ... [2024-12-06 04:34:17,711 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:34:17,711 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:34:17,711 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:34:17,712 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:34:17,712 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:34:17" (1/1) ... [2024-12-06 04:34:17,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:34:17,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73744f77-15f2-441b-bf50-c2149ce640db/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:34:17,739 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73744f77-15f2-441b-bf50-c2149ce640db/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:34:17,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73744f77-15f2-441b-bf50-c2149ce640db/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:34:17,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:34:17,758 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:34:17,758 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:34:17,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:34:17,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:34:17,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:34:17,758 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 04:34:17,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 04:34:17,799 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:34:17,800 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:34:17,908 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-06 04:34:17,909 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:34:17,941 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:34:17,941 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 04:34:17,942 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:34:17 BoogieIcfgContainer [2024-12-06 04:34:17,942 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:34:17,942 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:34:17,942 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:34:17,949 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:34:17,950 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:34:17" (1/1) ... [2024-12-06 04:34:17,956 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:34:17,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:17,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2024-12-06 04:34:17,995 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2024-12-06 04:34:17,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 04:34:17,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:17,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:18,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:18,104 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 04:34:18,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:18,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-12-06 04:34:18,133 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-12-06 04:34:18,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 04:34:18,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:18,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:18,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:18,256 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 04:34:18,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:18,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 30 transitions. [2024-12-06 04:34:18,313 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2024-12-06 04:34:18,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 04:34:18,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:18,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:18,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:34:18,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:18,376 INFO L256 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:34:18,379 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:18,494 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 04:34:18,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:18,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 32 states and 47 transitions. [2024-12-06 04:34:18,743 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2024-12-06 04:34:18,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 04:34:18,745 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:18,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:18,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:18,897 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 04:34:19,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:19,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 35 states and 53 transitions. [2024-12-06 04:34:19,246 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 53 transitions. [2024-12-06 04:34:19,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 04:34:19,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:19,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:19,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:19,340 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 04:34:19,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:19,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 55 transitions. [2024-12-06 04:34:19,476 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2024-12-06 04:34:19,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 04:34:19,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:19,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:19,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:19,655 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 04:34:20,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:20,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 37 states and 52 transitions. [2024-12-06 04:34:20,376 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 52 transitions. [2024-12-06 04:34:20,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 04:34:20,376 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:20,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:20,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:34:20,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:20,434 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:34:20,436 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:20,493 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-06 04:34:20,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:20,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 37 states and 52 transitions. [2024-12-06 04:34:20,709 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 52 transitions. [2024-12-06 04:34:20,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:34:20,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:20,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:20,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:20,979 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 04:34:21,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:21,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 38 states and 52 transitions. [2024-12-06 04:34:21,619 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 52 transitions. [2024-12-06 04:34:21,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:34:21,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:21,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:21,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:21,785 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 04:34:22,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:22,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 38 states and 50 transitions. [2024-12-06 04:34:22,078 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 50 transitions. [2024-12-06 04:34:22,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:34:22,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:22,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:22,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:34:22,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:22,130 INFO L256 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:34:22,132 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:34:22,335 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-06 04:34:22,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:22,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 38 states and 49 transitions. [2024-12-06 04:34:22,675 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 49 transitions. [2024-12-06 04:34:22,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 04:34:22,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:22,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:22,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:22,779 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 04:34:23,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:23,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 35 states and 42 transitions. [2024-12-06 04:34:23,236 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2024-12-06 04:34:23,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 04:34:23,237 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:34:23,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:34:23,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:34:23,488 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 04:34:25,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:34:25,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 28 states and 33 transitions. [2024-12-06 04:34:25,259 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2024-12-06 04:34:25,260 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 04:34:25,260 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2024-12-06 04:34:25,267 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 04:34:25,599 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 04:34:25,599 INFO L77 FloydHoareUtils]: At program point L31(line 31) the Hoare annotation is: (= ~counter~0 0) [2024-12-06 04:34:25,599 INFO L77 FloydHoareUtils]: At program point L31-1(line 31) the Hoare annotation is: true [2024-12-06 04:34:25,599 INFO L77 FloydHoareUtils]: At program point L50(line 50) the Hoare annotation is: true [2024-12-06 04:34:25,599 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 04:34:25,599 INFO L77 FloydHoareUtils]: At program point L40(lines 40 49) the Hoare annotation is: true [2024-12-06 04:34:25,599 INFO L77 FloydHoareUtils]: At program point L40-1(lines 40 49) the Hoare annotation is: true [2024-12-06 04:34:25,599 INFO L77 FloydHoareUtils]: At program point L40-3(lines 40 49) the Hoare annotation is: true [2024-12-06 04:34:25,600 INFO L77 FloydHoareUtils]: At program point L36-1(lines 36 39) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_#t~post3#1| 0))) (or (and .cse0 (not (and (= |ULTIMATE.start_main_~q~0#1| 0) (= |ULTIMATE.start_main_~A~0#1| |ULTIMATE.start_main_~r~0#1|)))) (and (<= (+ |ULTIMATE.start_main_#t~post3#1| 1) ~counter~0) (< 1 |ULTIMATE.start_main_#t~post3#1|)) (and .cse0 (<= ~counter~0 1) (<= 1 ~counter~0)) (and (<= |ULTIMATE.start_main_#t~post3#1| 1) (not .cse0)))) [2024-12-06 04:34:25,600 INFO L77 FloydHoareUtils]: At program point L36-2(lines 36 39) the Hoare annotation is: true [2024-12-06 04:34:25,600 INFO L77 FloydHoareUtils]: At program point L32(line 32) the Hoare annotation is: true [2024-12-06 04:34:25,600 INFO L77 FloydHoareUtils]: At program point L36-4(lines 36 39) the Hoare annotation is: true [2024-12-06 04:34:25,600 INFO L77 FloydHoareUtils]: At program point L45-2(lines 40 49) the Hoare annotation is: true [2024-12-06 04:34:25,600 INFO L77 FloydHoareUtils]: At program point L41(lines 40 49) the Hoare annotation is: (= (mod |ULTIMATE.start_main_~A~0#1| 4294967296) (mod (+ |ULTIMATE.start_main_~r~0#1| (* |ULTIMATE.start_main_~b~0#1| |ULTIMATE.start_main_~q~0#1|)) 4294967296)) [2024-12-06 04:34:25,600 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 15 17) the Hoare annotation is: true [2024-12-06 04:34:25,600 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(lines 15 17) the Hoare annotation is: true [2024-12-06 04:34:25,600 INFO L77 FloydHoareUtils]: At program point L19-2(lines 18 24) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-12-06 04:34:25,600 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 18 24) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-12-06 04:34:25,601 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 18 24) the Hoare annotation is: (not (and (not (= |__VERIFIER_assert_#in~cond| 0)) (< |__VERIFIER_assert_#in~cond| 1))) [2024-12-06 04:34:25,601 INFO L77 FloydHoareUtils]: At program point L20(lines 20 21) the Hoare annotation is: true [2024-12-06 04:34:25,601 INFO L77 FloydHoareUtils]: At program point L19(lines 19 22) the Hoare annotation is: (or (and (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond) (<= 1 __VERIFIER_assert_~cond)) (= __VERIFIER_assert_~cond 0)) [2024-12-06 04:34:25,601 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) the Hoare annotation is: true [2024-12-06 04:34:25,615 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:34:25 ImpRootNode [2024-12-06 04:34:25,615 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:34:25,616 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:34:25,616 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:34:25,616 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:34:25,616 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:34:17" (3/4) ... [2024-12-06 04:34:25,618 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 04:34:25,620 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-12-06 04:34:25,620 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-12-06 04:34:25,623 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-12-06 04:34:25,623 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-12-06 04:34:25,623 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 04:34:25,623 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 04:34:25,678 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73744f77-15f2-441b-bf50-c2149ce640db/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 04:34:25,678 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73744f77-15f2-441b-bf50-c2149ce640db/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 04:34:25,678 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:34:25,679 INFO L158 Benchmark]: Toolchain (without parser) took 8192.28ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 74.8MB in the end (delta: 42.1MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. [2024-12-06 04:34:25,679 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:34:25,679 INFO L158 Benchmark]: CACSL2BoogieTranslator took 183.22ms. Allocated memory is still 142.6MB. Free memory was 116.7MB in the beginning and 105.3MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:34:25,680 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.46ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 104.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:34:25,680 INFO L158 Benchmark]: Boogie Preprocessor took 16.74ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 103.4MB in the end (delta: 818.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:34:25,680 INFO L158 Benchmark]: RCFGBuilder took 230.36ms. Allocated memory is still 142.6MB. Free memory was 103.4MB in the beginning and 90.7MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:34:25,681 INFO L158 Benchmark]: CodeCheck took 7672.75ms. Allocated memory is still 142.6MB. Free memory was 90.7MB in the beginning and 79.1MB in the end (delta: 11.7MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2024-12-06 04:34:25,681 INFO L158 Benchmark]: Witness Printer took 62.43ms. Allocated memory is still 142.6MB. Free memory was 79.1MB in the beginning and 74.8MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:34:25,683 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 22 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.3s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 981 SdHoareTripleChecker+Valid, 2.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 395 mSDsluCounter, 618 SdHoareTripleChecker+Invalid, 2.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 136 mSDsCounter, 431 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1656 IncrementalHoareTripleChecker+Invalid, 2087 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 431 mSolverCounterUnsat, 482 mSDtfsCounter, 1656 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1958 GetRequests, 1779 SyntacticMatches, 31 SemanticMatches, 148 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9344 ImplicationChecksByTransitivity, 5.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 240 NumberOfCodeBlocks, 240 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 228 ConstructedInterpolants, 0 QuantifiedInterpolants, 643 SizeOfPredicates, 4 NumberOfNonLiveVariables, 194 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 12 InterpolantComputations, 8 PerfectInterpolantSequences, 51/57 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: 21]: 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 - ProcedureContractResult [Line: 15]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: (counter == \old(counter)) - ProcedureContractResult [Line: 18]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Requires: ((0 < cond) || (cond == 0)) Ensures: ((cond != 0) && (counter == \old(counter))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 183.22ms. Allocated memory is still 142.6MB. Free memory was 116.7MB in the beginning and 105.3MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.46ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 104.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 16.74ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 103.4MB in the end (delta: 818.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 230.36ms. Allocated memory is still 142.6MB. Free memory was 103.4MB in the beginning and 90.7MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 7672.75ms. Allocated memory is still 142.6MB. Free memory was 90.7MB in the beginning and 79.1MB in the end (delta: 11.7MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * Witness Printer took 62.43ms. Allocated memory is still 142.6MB. Free memory was 79.1MB in the beginning and 74.8MB 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 04:34:25,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73744f77-15f2-441b-bf50-c2149ce640db/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