./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-66.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_ad74172d-d41e-43e9-b727-40e906658650/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad74172d-d41e-43e9-b727-40e906658650/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad74172d-d41e-43e9-b727-40e906658650/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad74172d-d41e-43e9-b727-40e906658650/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-66.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad74172d-d41e-43e9-b727-40e906658650/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad74172d-d41e-43e9-b727-40e906658650/bin/ukojak-verify-ENZ3QT5qd3 --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 d3f6bd0cc41c3fb11f5cfcc3010a6654288179c0475495df5b9f3093567937e2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:48:58,132 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:48:58,206 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad74172d-d41e-43e9-b727-40e906658650/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 02:48:58,212 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:48:58,212 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:48:58,254 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:48:58,257 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:48:58,258 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:48:58,258 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:48:58,259 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:48:58,260 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:48:58,260 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:48:58,260 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:48:58,260 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:48:58,261 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:48:58,261 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:48:58,261 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:48:58,261 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:48:58,261 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:48:58,261 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:48:58,261 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:48:58,261 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:48:58,261 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:48:58,261 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:48:58,261 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:48:58,261 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:48:58,263 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:48:58,263 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:48:58,263 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:48:58,263 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:48:58,264 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:48:58,264 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:48:58,264 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:48:58,264 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_ad74172d-d41e-43e9-b727-40e906658650/bin/ukojak-verify-ENZ3QT5qd3 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 -> d3f6bd0cc41c3fb11f5cfcc3010a6654288179c0475495df5b9f3093567937e2 [2024-11-25 02:48:58,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:48:58,607 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:48:58,610 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:48:58,611 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:48:58,612 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:48:58,613 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad74172d-d41e-43e9-b727-40e906658650/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-66.i [2024-11-25 02:49:01,599 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad74172d-d41e-43e9-b727-40e906658650/bin/ukojak-verify-ENZ3QT5qd3/data/2a7acb51e/d0e47ba94da14bab9adf21d72bf0b8e2/FLAG2bbc970aa [2024-11-25 02:49:01,902 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:49:01,903 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad74172d-d41e-43e9-b727-40e906658650/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-66.i [2024-11-25 02:49:01,915 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad74172d-d41e-43e9-b727-40e906658650/bin/ukojak-verify-ENZ3QT5qd3/data/2a7acb51e/d0e47ba94da14bab9adf21d72bf0b8e2/FLAG2bbc970aa [2024-11-25 02:49:01,939 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad74172d-d41e-43e9-b727-40e906658650/bin/ukojak-verify-ENZ3QT5qd3/data/2a7acb51e/d0e47ba94da14bab9adf21d72bf0b8e2 [2024-11-25 02:49:01,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:49:01,944 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:49:01,945 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:49:01,946 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:49:01,954 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:49:01,958 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:49:01" (1/1) ... [2024-11-25 02:49:01,959 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31411f35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:49:01, skipping insertion in model container [2024-11-25 02:49:01,959 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:49:01" (1/1) ... [2024-11-25 02:49:01,987 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:49:02,156 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_ad74172d-d41e-43e9-b727-40e906658650/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-66.i[916,929] [2024-11-25 02:49:02,271 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:49:02,286 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:49:02,298 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_ad74172d-d41e-43e9-b727-40e906658650/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-66.i[916,929] [2024-11-25 02:49:02,355 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:49:02,376 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:49:02,376 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:49:02 WrapperNode [2024-11-25 02:49:02,376 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:49:02,377 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:49:02,378 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:49:02,378 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:49:02,384 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:49:02" (1/1) ... [2024-11-25 02:49:02,403 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:49:02" (1/1) ... [2024-11-25 02:49:02,454 INFO L138 Inliner]: procedures = 26, calls = 153, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 433 [2024-11-25 02:49:02,456 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:49:02,456 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:49:02,456 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:49:02,456 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:49:02,464 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:49:02" (1/1) ... [2024-11-25 02:49:02,464 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:49:02" (1/1) ... [2024-11-25 02:49:02,479 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:49:02" (1/1) ... [2024-11-25 02:49:02,479 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:49:02" (1/1) ... [2024-11-25 02:49:02,510 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:49:02" (1/1) ... [2024-11-25 02:49:02,511 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:49:02" (1/1) ... [2024-11-25 02:49:02,518 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:49:02" (1/1) ... [2024-11-25 02:49:02,521 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:49:02" (1/1) ... [2024-11-25 02:49:02,523 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:49:02" (1/1) ... [2024-11-25 02:49:02,527 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:49:02,527 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:49:02,528 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:49:02,528 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:49:02,529 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:49:02" (1/1) ... [2024-11-25 02:49:02,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:49:02,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad74172d-d41e-43e9-b727-40e906658650/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:49:02,584 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad74172d-d41e-43e9-b727-40e906658650/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:49:02,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad74172d-d41e-43e9-b727-40e906658650/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:49:02,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:49:02,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 02:49:02,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 02:49:02,618 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 02:49:02,618 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 02:49:02,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:49:02,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:49:02,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:49:02,726 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:49:02,727 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:49:03,281 INFO L? ?]: Removed 107 outVars from TransFormulas that were not future-live. [2024-11-25 02:49:03,281 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:49:03,984 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:49:03,985 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 02:49:03,985 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:49:03 BoogieIcfgContainer [2024-11-25 02:49:03,985 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:49:03,986 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:49:03,986 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:49:03,997 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:49:03,997 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:49:03" (1/1) ... [2024-11-25 02:49:04,008 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:49:04,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:49:04,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 37 states and 51 transitions. [2024-11-25 02:49:04,075 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2024-11-25 02:49:04,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-25 02:49:04,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:49:04,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:49:13,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:51:03,962 WARN L286 SmtUtils]: Spent 6.35s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 02:51:33,318 WARN L286 SmtUtils]: Spent 10.05s on a formula simplification that was a NOOP. DAG size: 21 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 02:51:44,364 WARN L286 SmtUtils]: Spent 10.18s on a formula simplification that was a NOOP. DAG size: 36 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 02:51:56,057 WARN L286 SmtUtils]: Spent 11.69s on a formula simplification. DAG size of input: 45 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-25 02:52:05,520 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 24 proven. 16 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2024-11-25 02:52:12,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.56s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 02:52:13,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 02:52:14,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:52:14,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 66 states and 106 transitions. [2024-11-25 02:52:14,423 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 106 transitions. [2024-11-25 02:52:14,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-25 02:52:14,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:52:14,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:52:26,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:53:50,739 INFO L134 CoverageAnalysis]: Checked inductivity of 786 backedges. 120 proven. 36 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2024-11-25 02:54:10,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 02:54:23,238 WARN L286 SmtUtils]: Spent 5.03s on a formula simplification. DAG size of input: 166 DAG size of output: 154 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:54:28,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.63s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 02:54:36,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 02:54:37,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:54:37,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 63 states and 96 transitions. [2024-11-25 02:54:37,085 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 96 transitions. [2024-11-25 02:54:37,088 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 02:54:37,089 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-11-25 02:54:37,098 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-25 02:55:13,773 WARN L286 SmtUtils]: Spent 36.17s on a formula simplification. DAG size of input: 171 DAG size of output: 1 (called from [L 622] de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.computeHoareAnnotation) [2024-11-25 02:55:14,183 INFO L77 FloydHoareUtils]: At program point L85(line 85) the Hoare annotation is: true [2024-11-25 02:55:14,184 INFO L77 FloydHoareUtils]: At program point L85-1(line 85) the Hoare annotation is: true [2024-11-25 02:55:14,184 INFO L77 FloydHoareUtils]: At program point L19(line 19) the Hoare annotation is: true [2024-11-25 02:55:14,184 INFO L77 FloydHoareUtils]: At program point L19-1(line 19) the Hoare annotation is: true [2024-11-25 02:55:14,184 INFO L77 FloydHoareUtils]: At program point L19-3(line 19) the Hoare annotation is: true [2024-11-25 02:55:14,184 INFO L77 FloydHoareUtils]: At program point L102-2(lines 102 108) the Hoare annotation is: true [2024-11-25 02:55:14,184 INFO L77 FloydHoareUtils]: At program point L86(line 86) the Hoare annotation is: true [2024-11-25 02:55:14,184 INFO L77 FloydHoareUtils]: At program point L86-1(line 86) the Hoare annotation is: true [2024-11-25 02:55:14,184 INFO L77 FloydHoareUtils]: At program point L70(line 70) the Hoare annotation is: true [2024-11-25 02:55:14,184 INFO L77 FloydHoareUtils]: At program point L70-1(line 70) the Hoare annotation is: true [2024-11-25 02:55:14,184 INFO L77 FloydHoareUtils]: At program point L71(line 71) the Hoare annotation is: true [2024-11-25 02:55:14,184 INFO L77 FloydHoareUtils]: At program point L71-1(line 71) the Hoare annotation is: true [2024-11-25 02:55:14,185 INFO L77 FloydHoareUtils]: At program point L88(line 88) the Hoare annotation is: true [2024-11-25 02:55:14,185 INFO L77 FloydHoareUtils]: At program point L88-1(line 88) the Hoare annotation is: true [2024-11-25 02:55:14,185 INFO L77 FloydHoareUtils]: At program point L89(line 89) the Hoare annotation is: true [2024-11-25 02:55:14,185 INFO L77 FloydHoareUtils]: At program point L89-1(line 89) the Hoare annotation is: true [2024-11-25 02:55:14,185 INFO L77 FloydHoareUtils]: At program point L73(line 73) the Hoare annotation is: true [2024-11-25 02:55:14,185 INFO L77 FloydHoareUtils]: At program point L73-1(line 73) the Hoare annotation is: true [2024-11-25 02:55:14,185 INFO L77 FloydHoareUtils]: At program point L74(line 74) the Hoare annotation is: true [2024-11-25 02:55:14,185 INFO L77 FloydHoareUtils]: At program point L74-1(line 74) the Hoare annotation is: true [2024-11-25 02:55:14,185 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-25 02:55:14,185 INFO L77 FloydHoareUtils]: At program point L76(line 76) the Hoare annotation is: true [2024-11-25 02:55:14,185 INFO L77 FloydHoareUtils]: At program point L76-1(line 76) the Hoare annotation is: true [2024-11-25 02:55:14,185 INFO L77 FloydHoareUtils]: At program point L77(line 77) the Hoare annotation is: true [2024-11-25 02:55:14,185 INFO L77 FloydHoareUtils]: At program point L77-1(line 77) the Hoare annotation is: true [2024-11-25 02:55:14,185 INFO L77 FloydHoareUtils]: At program point L79(line 79) the Hoare annotation is: true [2024-11-25 02:55:14,185 INFO L77 FloydHoareUtils]: At program point L79-1(line 79) the Hoare annotation is: true [2024-11-25 02:55:14,185 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 02:55:14,186 INFO L77 FloydHoareUtils]: At program point L80(line 80) the Hoare annotation is: true [2024-11-25 02:55:14,186 INFO L77 FloydHoareUtils]: At program point L80-1(line 80) the Hoare annotation is: true [2024-11-25 02:55:14,186 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) the Hoare annotation is: true [2024-11-25 02:55:14,186 INFO L77 FloydHoareUtils]: At program point L82(line 82) the Hoare annotation is: true [2024-11-25 02:55:14,186 INFO L77 FloydHoareUtils]: At program point L82-1(line 82) the Hoare annotation is: true [2024-11-25 02:55:14,186 INFO L77 FloydHoareUtils]: At program point L83(line 83) the Hoare annotation is: true [2024-11-25 02:55:14,186 INFO L77 FloydHoareUtils]: At program point L83-1(line 83) the Hoare annotation is: true [2024-11-25 02:55:14,186 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2024-11-25 02:55:14,186 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(line 20) the Hoare annotation is: (not (= |assume_abort_if_not_#in~cond| 0)) [2024-11-25 02:55:14,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 02:55:14 ImpRootNode [2024-11-25 02:55:14,208 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 02:55:14,209 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 02:55:14,209 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 02:55:14,209 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 02:55:14,211 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:49:03" (3/4) ... [2024-11-25 02:55:14,213 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-25 02:55:14,217 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-25 02:55:14,225 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 55 nodes and edges [2024-11-25 02:55:14,226 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-25 02:55:14,227 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-25 02:55:14,227 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 02:55:14,371 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad74172d-d41e-43e9-b727-40e906658650/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 02:55:14,373 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad74172d-d41e-43e9-b727-40e906658650/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 02:55:14,373 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 02:55:14,374 INFO L158 Benchmark]: Toolchain (without parser) took 372430.28ms. Allocated memory was 117.4MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 92.3MB in the beginning and 705.3MB in the end (delta: -612.9MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-11-25 02:55:14,375 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 167.8MB. Free memory is still 103.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:55:14,375 INFO L158 Benchmark]: CACSL2BoogieTranslator took 431.63ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 76.9MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 02:55:14,376 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.35ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 72.6MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:55:14,376 INFO L158 Benchmark]: Boogie Preprocessor took 70.68ms. Allocated memory is still 117.4MB. Free memory was 72.6MB in the beginning and 69.6MB in the end (delta: 3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:55:14,377 INFO L158 Benchmark]: RCFGBuilder took 1458.04ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 69.6MB in the beginning and 294.5MB in the end (delta: -224.9MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. [2024-11-25 02:55:14,377 INFO L158 Benchmark]: CodeCheck took 370221.83ms. Allocated memory was 352.3MB in the beginning and 1.8GB in the end (delta: 1.4GB). Free memory was 294.5MB in the beginning and 713.5MB in the end (delta: -419.0MB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2024-11-25 02:55:14,381 INFO L158 Benchmark]: Witness Printer took 164.18ms. Allocated memory is still 1.8GB. Free memory was 713.5MB in the beginning and 705.3MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:55:14,382 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, 37 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 333.1s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 177 SdHoareTripleChecker+Valid, 29.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 29 mSDsluCounter, 125 SdHoareTripleChecker+Invalid, 29.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9 mSDsCounter, 159 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 611 IncrementalHoareTripleChecker+Invalid, 770 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 159 mSolverCounterUnsat, 116 mSDtfsCounter, 611 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1354 GetRequests, 1199 SyntacticMatches, 31 SemanticMatches, 124 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5614 ImplicationChecksByTransitivity, 37.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 20.7s SatisfiabilityAnalysisTime, 256.8s InterpolantComputationTime, 179 NumberOfCodeBlocks, 179 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 177 ConstructedInterpolants, 0 QuantifiedInterpolants, 7208 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 0 PerfectInterpolantSequences, 916/968 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: 19]: 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: 20]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: ((cond != 0) && ((((((((isInitial == \old(isInitial)) && (BOOL_unsigned_char_Array_0 == \old(BOOL_unsigned_char_Array_0))) && (signed_long_int_Array_0 == \old(signed_long_int_Array_0))) && (unsigned_char_Array_0 == \old(unsigned_char_Array_0))) && (unsigned_long_int_Array_0 == \old(unsigned_long_int_Array_0))) && (unsigned_short_int_Array_0 == \old(unsigned_short_int_Array_0))) && (last_1_signed_long_int_Array_0_0_ == \old(last_1_signed_long_int_Array_0_0_))) && (last_1_unsigned_char_Array_0_0__1_ == \old(last_1_unsigned_char_Array_0_0__1_)))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 167.8MB. Free memory is still 103.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 431.63ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 76.9MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.35ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 72.6MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 70.68ms. Allocated memory is still 117.4MB. Free memory was 72.6MB in the beginning and 69.6MB in the end (delta: 3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1458.04ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 69.6MB in the beginning and 294.5MB in the end (delta: -224.9MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. * CodeCheck took 370221.83ms. Allocated memory was 352.3MB in the beginning and 1.8GB in the end (delta: 1.4GB). Free memory was 294.5MB in the beginning and 713.5MB in the end (delta: -419.0MB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. * Witness Printer took 164.18ms. Allocated memory is still 1.8GB. Free memory was 713.5MB in the beginning and 705.3MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-25 02:55:14,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad74172d-d41e-43e9-b727-40e906658650/bin/ukojak-verify-ENZ3QT5qd3/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