./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 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956d901-9d0c-421d-93c8-aae848e8efb2/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956d901-9d0c-421d-93c8-aae848e8efb2/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956d901-9d0c-421d-93c8-aae848e8efb2/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956d901-9d0c-421d-93c8-aae848e8efb2/bin/ukojak-verify-EEHR8qb7sm/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_a956d901-9d0c-421d-93c8-aae848e8efb2/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956d901-9d0c-421d-93c8-aae848e8efb2/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d3f6bd0cc41c3fb11f5cfcc3010a6654288179c0475495df5b9f3093567937e2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:30:13,088 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:30:13,193 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956d901-9d0c-421d-93c8-aae848e8efb2/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:30:13,199 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:30:13,200 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:30:13,228 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:30:13,229 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:30:13,229 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:30:13,230 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:30:13,230 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:30:13,230 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:30:13,230 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:30:13,231 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:30:13,231 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:30:13,231 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:30:13,231 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:30:13,231 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:30:13,232 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:30:13,232 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:30:13,232 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:30:13,232 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:30:13,232 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:30:13,233 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:30:13,233 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:30:13,233 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:30:13,233 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:30:13,233 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:30:13,234 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:30:13,234 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:30:13,234 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:30:13,234 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:30:13,234 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:30:13,235 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:30:13,235 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_a956d901-9d0c-421d-93c8-aae848e8efb2/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d3f6bd0cc41c3fb11f5cfcc3010a6654288179c0475495df5b9f3093567937e2 [2024-11-13 20:30:13,607 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:30:13,623 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:30:13,628 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:30:13,630 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:30:13,631 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:30:13,632 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956d901-9d0c-421d-93c8-aae848e8efb2/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-66.i Unable to find full path for "g++" [2024-11-13 20:30:15,759 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:30:16,211 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:30:16,212 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956d901-9d0c-421d-93c8-aae848e8efb2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-66.i [2024-11-13 20:30:16,252 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956d901-9d0c-421d-93c8-aae848e8efb2/bin/ukojak-verify-EEHR8qb7sm/data/61f2d5f63/0ce052ad74264a46ae2497423d4275d3/FLAGb93c6dd78 [2024-11-13 20:30:16,295 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956d901-9d0c-421d-93c8-aae848e8efb2/bin/ukojak-verify-EEHR8qb7sm/data/61f2d5f63/0ce052ad74264a46ae2497423d4275d3 [2024-11-13 20:30:16,300 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:30:16,305 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:30:16,307 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:30:16,307 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:30:16,312 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:30:16,314 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:30:16" (1/1) ... [2024-11-13 20:30:16,316 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@459bcff1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:16, skipping insertion in model container [2024-11-13 20:30:16,319 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:30:16" (1/1) ... [2024-11-13 20:30:16,347 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:30:16,564 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_a956d901-9d0c-421d-93c8-aae848e8efb2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-66.i[916,929] [2024-11-13 20:30:16,677 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:30:16,690 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:30:16,705 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_a956d901-9d0c-421d-93c8-aae848e8efb2/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-66.i[916,929] [2024-11-13 20:30:16,809 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:30:16,830 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:30:16,831 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:16 WrapperNode [2024-11-13 20:30:16,831 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:30:16,832 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:30:16,833 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:30:16,833 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:30:16,840 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:16" (1/1) ... [2024-11-13 20:30:16,855 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:16" (1/1) ... [2024-11-13 20:30:16,908 INFO L138 Inliner]: procedures = 26, calls = 153, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 433 [2024-11-13 20:30:16,908 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:30:16,909 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:30:16,909 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:30:16,909 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:30:16,918 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:16" (1/1) ... [2024-11-13 20:30:16,918 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:16" (1/1) ... [2024-11-13 20:30:16,925 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:16" (1/1) ... [2024-11-13 20:30:16,925 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:16" (1/1) ... [2024-11-13 20:30:16,950 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:16" (1/1) ... [2024-11-13 20:30:16,955 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:16" (1/1) ... [2024-11-13 20:30:16,958 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:16" (1/1) ... [2024-11-13 20:30:16,960 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:16" (1/1) ... [2024-11-13 20:30:16,965 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:30:16,966 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:30:16,966 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:30:16,966 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:30:16,971 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:30:16" (1/1) ... [2024-11-13 20:30:16,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:30:17,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956d901-9d0c-421d-93c8-aae848e8efb2/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:30:17,017 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956d901-9d0c-421d-93c8-aae848e8efb2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:30:17,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956d901-9d0c-421d-93c8-aae848e8efb2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:30:17,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:30:17,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 20:30:17,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 20:30:17,060 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:30:17,061 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:30:17,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:30:17,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:30:17,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:30:17,214 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:30:17,216 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:30:18,017 INFO L? ?]: Removed 107 outVars from TransFormulas that were not future-live. [2024-11-13 20:30:18,018 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:30:18,872 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:30:18,872 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:30:18,873 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:30:18 BoogieIcfgContainer [2024-11-13 20:30:18,873 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:30:18,874 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:30:18,874 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:30:18,887 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:30:18,887 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:30:18" (1/1) ... [2024-11-13 20:30:18,900 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:30:18,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:30:18,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 37 states and 51 transitions. [2024-11-13 20:30:18,969 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2024-11-13 20:30:18,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-13 20:30:18,975 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:30:18,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:30:29,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:32:48,983 WARN L286 SmtUtils]: Spent 9.47s 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) [2024-11-13 20:33:16,749 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) [2024-11-13 20:33:26,105 WARN L286 SmtUtils]: Spent 7.49s on a formula simplification. DAG size of input: 36 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 20:33:41,538 WARN L286 SmtUtils]: Spent 15.43s 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) [2024-11-13 20:33:50,869 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 24 proven. 16 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2024-11-13 20:33:55,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 20:33:57,060 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 20:34:01,176 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.69s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 20:34:11,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 20:34:14,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 20:34:14,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:34:14,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 66 states and 106 transitions. [2024-11-13 20:34:14,989 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 106 transitions. [2024-11-13 20:34:14,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-13 20:34:14,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:34:14,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:34:29,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:36:19,742 INFO L134 CoverageAnalysis]: Checked inductivity of 786 backedges. 120 proven. 36 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2024-11-13 20:37:05,888 WARN L286 SmtUtils]: Spent 12.73s on a formula simplification. DAG size of input: 164 DAG size of output: 130 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:37:16,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.72s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 20:37:25,077 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 20:37:28,638 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 20:37:32,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 20:37:32,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:37:32,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 63 states and 96 transitions. [2024-11-13 20:37:32,273 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 96 transitions. [2024-11-13 20:37:32,275 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 20:37:32,276 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-11-13 20:37:32,290 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 20:37:56,640 WARN L286 SmtUtils]: Spent 23.58s on a formula simplification. DAG size of input: 171 DAG size of output: 1 (called from [L 625] de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.computeHoareAnnotation) [2024-11-13 20:37:57,157 INFO L77 FloydHoareUtils]: At program point L85(line 85) the Hoare annotation is: true [2024-11-13 20:37:57,157 INFO L77 FloydHoareUtils]: At program point L85-1(line 85) the Hoare annotation is: true [2024-11-13 20:37:57,157 INFO L77 FloydHoareUtils]: At program point L19(line 19) the Hoare annotation is: true [2024-11-13 20:37:57,157 INFO L77 FloydHoareUtils]: At program point L19-1(line 19) the Hoare annotation is: true [2024-11-13 20:37:57,157 INFO L77 FloydHoareUtils]: At program point L19-3(line 19) the Hoare annotation is: true [2024-11-13 20:37:57,158 INFO L77 FloydHoareUtils]: At program point L102-2(lines 102 108) the Hoare annotation is: true [2024-11-13 20:37:57,158 INFO L77 FloydHoareUtils]: At program point L86(line 86) the Hoare annotation is: true [2024-11-13 20:37:57,158 INFO L77 FloydHoareUtils]: At program point L86-1(line 86) the Hoare annotation is: true [2024-11-13 20:37:57,158 INFO L77 FloydHoareUtils]: At program point L70(line 70) the Hoare annotation is: true [2024-11-13 20:37:57,158 INFO L77 FloydHoareUtils]: At program point L70-1(line 70) the Hoare annotation is: true [2024-11-13 20:37:57,158 INFO L77 FloydHoareUtils]: At program point L71(line 71) the Hoare annotation is: true [2024-11-13 20:37:57,158 INFO L77 FloydHoareUtils]: At program point L71-1(line 71) the Hoare annotation is: true [2024-11-13 20:37:57,158 INFO L77 FloydHoareUtils]: At program point L88(line 88) the Hoare annotation is: true [2024-11-13 20:37:57,158 INFO L77 FloydHoareUtils]: At program point L88-1(line 88) the Hoare annotation is: true [2024-11-13 20:37:57,158 INFO L77 FloydHoareUtils]: At program point L89(line 89) the Hoare annotation is: true [2024-11-13 20:37:57,158 INFO L77 FloydHoareUtils]: At program point L89-1(line 89) the Hoare annotation is: true [2024-11-13 20:37:57,158 INFO L77 FloydHoareUtils]: At program point L73(line 73) the Hoare annotation is: true [2024-11-13 20:37:57,159 INFO L77 FloydHoareUtils]: At program point L73-1(line 73) the Hoare annotation is: true [2024-11-13 20:37:57,159 INFO L77 FloydHoareUtils]: At program point L74(line 74) the Hoare annotation is: true [2024-11-13 20:37:57,159 INFO L77 FloydHoareUtils]: At program point L74-1(line 74) the Hoare annotation is: true [2024-11-13 20:37:57,159 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-13 20:37:57,159 INFO L77 FloydHoareUtils]: At program point L76(line 76) the Hoare annotation is: true [2024-11-13 20:37:57,159 INFO L77 FloydHoareUtils]: At program point L76-1(line 76) the Hoare annotation is: true [2024-11-13 20:37:57,159 INFO L77 FloydHoareUtils]: At program point L77(line 77) the Hoare annotation is: true [2024-11-13 20:37:57,159 INFO L77 FloydHoareUtils]: At program point L77-1(line 77) the Hoare annotation is: true [2024-11-13 20:37:57,159 INFO L77 FloydHoareUtils]: At program point L79(line 79) the Hoare annotation is: true [2024-11-13 20:37:57,159 INFO L77 FloydHoareUtils]: At program point L79-1(line 79) the Hoare annotation is: true [2024-11-13 20:37:57,159 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 20:37:57,159 INFO L77 FloydHoareUtils]: At program point L80(line 80) the Hoare annotation is: true [2024-11-13 20:37:57,160 INFO L77 FloydHoareUtils]: At program point L80-1(line 80) the Hoare annotation is: true [2024-11-13 20:37:57,160 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) the Hoare annotation is: true [2024-11-13 20:37:57,160 INFO L77 FloydHoareUtils]: At program point L82(line 82) the Hoare annotation is: true [2024-11-13 20:37:57,160 INFO L77 FloydHoareUtils]: At program point L82-1(line 82) the Hoare annotation is: true [2024-11-13 20:37:57,160 INFO L77 FloydHoareUtils]: At program point L83(line 83) the Hoare annotation is: true [2024-11-13 20:37:57,160 INFO L77 FloydHoareUtils]: At program point L83-1(line 83) the Hoare annotation is: true [2024-11-13 20:37:57,160 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2024-11-13 20:37:57,160 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(line 20) the Hoare annotation is: (not (= |assume_abort_if_not_#in~cond| 0)) [2024-11-13 20:37:57,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:37:57 ImpRootNode [2024-11-13 20:37:57,182 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:37:57,183 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:37:57,183 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:37:57,183 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:37:57,184 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:30:18" (3/4) ... [2024-11-13 20:37:57,187 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 20:37:57,191 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-13 20:37:57,200 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 55 nodes and edges [2024-11-13 20:37:57,201 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-13 20:37:57,201 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 20:37:57,202 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 20:37:57,388 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956d901-9d0c-421d-93c8-aae848e8efb2/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 20:37:57,389 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956d901-9d0c-421d-93c8-aae848e8efb2/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 20:37:57,390 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:37:57,391 INFO L158 Benchmark]: Toolchain (without parser) took 461085.91ms. Allocated memory was 167.8MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 130.5MB in the beginning and 1.0GB in the end (delta: -889.1MB). Peak memory consumption was 673.6MB. Max. memory is 16.1GB. [2024-11-13 20:37:57,392 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 106.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:37:57,393 INFO L158 Benchmark]: CACSL2BoogieTranslator took 524.69ms. Allocated memory is still 167.8MB. Free memory was 130.5MB in the beginning and 114.9MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:37:57,393 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.08ms. Allocated memory is still 167.8MB. Free memory was 114.9MB in the beginning and 110.6MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:37:57,394 INFO L158 Benchmark]: Boogie Preprocessor took 55.89ms. Allocated memory is still 167.8MB. Free memory was 110.6MB in the beginning and 107.8MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:37:57,395 INFO L158 Benchmark]: RCFGBuilder took 1907.55ms. Allocated memory is still 167.8MB. Free memory was 107.8MB in the beginning and 81.4MB in the end (delta: 26.4MB). Peak memory consumption was 74.6MB. Max. memory is 16.1GB. [2024-11-13 20:37:57,395 INFO L158 Benchmark]: CodeCheck took 458307.90ms. Allocated memory was 167.8MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 81.4MB in the beginning and 1.0GB in the end (delta: -946.6MB). Peak memory consumption was 615.8MB. Max. memory is 16.1GB. [2024-11-13 20:37:57,396 INFO L158 Benchmark]: Witness Printer took 207.14ms. Allocated memory is still 1.7GB. Free memory was 1.0GB in the beginning and 1.0GB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:37:57,398 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: 433.4s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 177 SdHoareTripleChecker+Valid, 65.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 29 mSDsluCounter, 125 SdHoareTripleChecker+Invalid, 65.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9 mSDsCounter, 159 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 609 IncrementalHoareTripleChecker+Invalid, 770 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 159 mSolverCounterUnsat, 116 mSDtfsCounter, 609 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1354 GetRequests, 1199 SyntacticMatches, 31 SemanticMatches, 124 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5614 ImplicationChecksByTransitivity, 57.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 25.2s SatisfiabilityAnalysisTime, 311.2s 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 - 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 0.39ms. Allocated memory is still 167.8MB. Free memory is still 106.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 524.69ms. Allocated memory is still 167.8MB. Free memory was 130.5MB in the beginning and 114.9MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.08ms. Allocated memory is still 167.8MB. Free memory was 114.9MB in the beginning and 110.6MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 55.89ms. Allocated memory is still 167.8MB. Free memory was 110.6MB in the beginning and 107.8MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1907.55ms. Allocated memory is still 167.8MB. Free memory was 107.8MB in the beginning and 81.4MB in the end (delta: 26.4MB). Peak memory consumption was 74.6MB. Max. memory is 16.1GB. * CodeCheck took 458307.90ms. Allocated memory was 167.8MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 81.4MB in the beginning and 1.0GB in the end (delta: -946.6MB). Peak memory consumption was 615.8MB. Max. memory is 16.1GB. * Witness Printer took 207.14ms. Allocated memory is still 1.7GB. Free memory was 1.0GB in the beginning and 1.0GB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 20:37:57,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a956d901-9d0c-421d-93c8-aae848e8efb2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE