./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-500_file-86.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_8dfccfed-e490-47d3-b9dd-defc9a2545ab/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dfccfed-e490-47d3-b9dd-defc9a2545ab/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dfccfed-e490-47d3-b9dd-defc9a2545ab/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dfccfed-e490-47d3-b9dd-defc9a2545ab/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-500_file-86.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dfccfed-e490-47d3-b9dd-defc9a2545ab/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dfccfed-e490-47d3-b9dd-defc9a2545ab/bin/utaipan-verify-sOmjnqqW8E --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e41e90a8ded7ff3062d090d36a7ca1e3310919bbe5f722b4fd1b9d4da48b6059 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:30:23,126 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:30:23,194 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dfccfed-e490-47d3-b9dd-defc9a2545ab/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 03:30:23,207 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:30:23,207 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:30:23,254 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:30:23,258 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:30:23,258 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:30:23,258 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:30:23,258 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:30:23,258 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:30:23,259 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:30:23,259 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:30:23,259 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 03:30:23,259 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:30:23,259 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:30:23,259 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 03:30:23,259 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 03:30:23,259 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:30:23,260 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 03:30:23,260 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 03:30:23,260 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 03:30:23,263 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:30:23,263 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:30:23,263 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:30:23,263 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 03:30:23,263 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:30:23,263 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:30:23,264 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:30:23,264 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:30:23,264 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:30:23,264 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:30:23,264 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:30:23,264 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:30:23,264 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:30:23,264 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:30:23,264 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:30:23,264 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:30:23,265 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:30:23,265 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:30:23,265 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:30:23,265 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:30:23,265 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 03:30:23,265 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 03:30:23,265 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:30:23,265 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:30:23,265 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 03:30:23,266 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_8dfccfed-e490-47d3-b9dd-defc9a2545ab/bin/utaipan-verify-sOmjnqqW8E 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 -> Taipan 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 -> e41e90a8ded7ff3062d090d36a7ca1e3310919bbe5f722b4fd1b9d4da48b6059 [2024-11-14 03:30:23,655 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:30:23,664 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:30:23,670 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:30:23,672 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:30:23,672 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:30:23,674 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dfccfed-e490-47d3-b9dd-defc9a2545ab/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-500_file-86.i Unable to find full path for "g++" [2024-11-14 03:30:25,682 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:30:26,134 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:30:26,135 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dfccfed-e490-47d3-b9dd-defc9a2545ab/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-500_file-86.i [2024-11-14 03:30:26,150 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dfccfed-e490-47d3-b9dd-defc9a2545ab/bin/utaipan-verify-sOmjnqqW8E/data/48317ce2b/814fc633400f4976a9459936ea7ae5b0/FLAG63bcbf43e [2024-11-14 03:30:26,167 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dfccfed-e490-47d3-b9dd-defc9a2545ab/bin/utaipan-verify-sOmjnqqW8E/data/48317ce2b/814fc633400f4976a9459936ea7ae5b0 [2024-11-14 03:30:26,169 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:30:26,171 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:30:26,173 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:30:26,173 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:30:26,178 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:30:26,179 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:30:26" (1/1) ... [2024-11-14 03:30:26,180 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a1c10c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:30:26, skipping insertion in model container [2024-11-14 03:30:26,180 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:30:26" (1/1) ... [2024-11-14 03:30:26,218 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:30:26,417 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_8dfccfed-e490-47d3-b9dd-defc9a2545ab/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-500_file-86.i[916,929] [2024-11-14 03:30:26,655 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:30:26,687 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:30:26,699 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_8dfccfed-e490-47d3-b9dd-defc9a2545ab/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-500_file-86.i[916,929] [2024-11-14 03:30:26,841 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:30:26,863 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:30:26,864 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:30:26 WrapperNode [2024-11-14 03:30:26,864 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:30:26,865 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:30:26,865 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:30:26,866 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:30:26,873 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:30:26" (1/1) ... [2024-11-14 03:30:26,907 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:30:26" (1/1) ... [2024-11-14 03:30:27,032 INFO L138 Inliner]: procedures = 26, calls = 93, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 779 [2024-11-14 03:30:27,032 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:30:27,033 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:30:27,033 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:30:27,033 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:30:27,043 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:30:26" (1/1) ... [2024-11-14 03:30:27,043 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:30:26" (1/1) ... [2024-11-14 03:30:27,061 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:30:26" (1/1) ... [2024-11-14 03:30:27,061 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:30:26" (1/1) ... [2024-11-14 03:30:27,095 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:30:26" (1/1) ... [2024-11-14 03:30:27,104 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:30:26" (1/1) ... [2024-11-14 03:30:27,111 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:30:26" (1/1) ... [2024-11-14 03:30:27,124 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:30:26" (1/1) ... [2024-11-14 03:30:27,143 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:30:27,144 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:30:27,144 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:30:27,144 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:30:27,148 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:30:26" (1/1) ... [2024-11-14 03:30:27,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:30:27,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dfccfed-e490-47d3-b9dd-defc9a2545ab/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:30:27,195 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dfccfed-e490-47d3-b9dd-defc9a2545ab/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:30:27,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dfccfed-e490-47d3-b9dd-defc9a2545ab/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:30:27,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:30:27,233 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:30:27,234 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:30:27,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 03:30:27,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:30:27,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:30:27,453 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:30:27,455 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:30:29,204 INFO L? ?]: Removed 32 outVars from TransFormulas that were not future-live. [2024-11-14 03:30:29,205 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:30:31,075 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:30:31,077 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:30:31,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:30:31 BoogieIcfgContainer [2024-11-14 03:30:31,077 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:30:31,080 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:30:31,080 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:30:31,085 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:30:31,086 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:30:26" (1/3) ... [2024-11-14 03:30:31,087 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13a4101c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:30:31, skipping insertion in model container [2024-11-14 03:30:31,087 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:30:26" (2/3) ... [2024-11-14 03:30:31,089 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13a4101c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:30:31, skipping insertion in model container [2024-11-14 03:30:31,089 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:30:31" (3/3) ... [2024-11-14 03:30:31,090 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-500_file-86.i [2024-11-14 03:30:31,108 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:30:31,112 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-500_file-86.i that has 2 procedures, 132 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:30:31,196 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:30:31,214 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@18a0f40d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:30:31,215 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:30:31,220 INFO L276 IsEmpty]: Start isEmpty. Operand has 132 states, 49 states have (on average 1.0612244897959184) internal successors, (52), 50 states have internal predecessors, (52), 80 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) [2024-11-14 03:30:31,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2024-11-14 03:30:31,246 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:30:31,247 INFO L215 NwaCegarLoop]: trace histogram [80, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:30:31,247 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:30:31,252 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:30:31,253 INFO L85 PathProgramCache]: Analyzing trace with hash 1726705452, now seen corresponding path program 1 times [2024-11-14 03:30:31,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:30:31,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717857845] [2024-11-14 03:30:31,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:30:31,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:30:34,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:30:46,618 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6320 trivial. 0 not checked. [2024-11-14 03:30:46,622 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:30:46,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717857845] [2024-11-14 03:30:46,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1717857845] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:30:46,626 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:30:46,627 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 03:30:46,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310179809] [2024-11-14 03:30:46,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:30:46,637 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 03:30:46,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:30:46,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 03:30:46,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:30:46,670 INFO L87 Difference]: Start difference. First operand has 132 states, 49 states have (on average 1.0612244897959184) internal successors, (52), 50 states have internal predecessors, (52), 80 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 2 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 2 states have call predecessors, (80), 2 states have call successors, (80) [2024-11-14 03:30:49,526 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Real, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-14 03:30:50,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Bool, Real, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-14 03:30:53,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Real, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-14 03:30:54,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Bool, Real, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-14 03:30:55,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:30:55,203 INFO L93 Difference]: Finished difference Result 389 states and 632 transitions. [2024-11-14 03:30:55,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 03:30:55,205 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 2 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 2 states have call predecessors, (80), 2 states have call successors, (80) Word has length 287 [2024-11-14 03:30:55,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:30:55,212 INFO L225 Difference]: With dead ends: 389 [2024-11-14 03:30:55,213 INFO L226 Difference]: Without dead ends: 0 [2024-11-14 03:30:55,217 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-14 03:30:55,225 INFO L432 NwaCegarLoop]: 201 mSDtfsCounter, 53 mSDsluCounter, 604 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 328 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 805 SdHoareTripleChecker+Invalid, 353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 328 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2024-11-14 03:30:55,226 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 805 Invalid, 353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [328 Valid, 23 Invalid, 2 Unknown, 0 Unchecked, 8.3s Time] [2024-11-14 03:30:55,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-14 03:30:55,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-14 03:30:55,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 03:30:55,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-14 03:30:55,254 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 287 [2024-11-14 03:30:55,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:30:55,257 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-14 03:30:55,258 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 2 states have call successors, (80), 1 states have call predecessors, (80), 1 states have return successors, (80), 2 states have call predecessors, (80), 2 states have call successors, (80) [2024-11-14 03:30:55,258 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-14 03:30:55,258 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-14 03:30:55,261 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 03:30:55,262 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 03:30:55,266 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 03:30:55,269 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-14 03:30:55,475 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 03:30:55,500 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 03:30:55 BoogieIcfgContainer [2024-11-14 03:30:55,503 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 03:30:55,504 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 03:30:55,504 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 03:30:55,504 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 03:30:55,505 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:30:31" (3/4) ... [2024-11-14 03:30:55,508 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-14 03:30:55,514 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-14 03:30:55,540 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 184 nodes and edges [2024-11-14 03:30:55,543 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2024-11-14 03:30:55,545 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-14 03:30:55,547 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-14 03:30:55,751 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dfccfed-e490-47d3-b9dd-defc9a2545ab/bin/utaipan-verify-sOmjnqqW8E/witness.graphml [2024-11-14 03:30:55,751 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dfccfed-e490-47d3-b9dd-defc9a2545ab/bin/utaipan-verify-sOmjnqqW8E/witness.yml [2024-11-14 03:30:55,751 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 03:30:55,753 INFO L158 Benchmark]: Toolchain (without parser) took 29581.22ms. Allocated memory was 142.6MB in the beginning and 696.3MB in the end (delta: 553.6MB). Free memory was 116.0MB in the beginning and 412.2MB in the end (delta: -296.2MB). Peak memory consumption was 258.3MB. Max. memory is 16.1GB. [2024-11-14 03:30:55,753 INFO L158 Benchmark]: CDTParser took 1.99ms. Allocated memory is still 117.4MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:30:55,754 INFO L158 Benchmark]: CACSL2BoogieTranslator took 691.81ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 87.0MB in the end (delta: 28.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-14 03:30:55,754 INFO L158 Benchmark]: Boogie Procedure Inliner took 167.38ms. Allocated memory is still 142.6MB. Free memory was 87.0MB in the beginning and 72.7MB in the end (delta: 14.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 03:30:55,755 INFO L158 Benchmark]: Boogie Preprocessor took 110.11ms. Allocated memory is still 142.6MB. Free memory was 72.7MB in the beginning and 66.6MB in the end (delta: 6.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 03:30:55,756 INFO L158 Benchmark]: RCFGBuilder took 3933.69ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 66.6MB in the beginning and 115.0MB in the end (delta: -48.4MB). Peak memory consumption was 78.7MB. Max. memory is 16.1GB. [2024-11-14 03:30:55,757 INFO L158 Benchmark]: TraceAbstraction took 24422.62ms. Allocated memory was 176.2MB in the beginning and 696.3MB in the end (delta: 520.1MB). Free memory was 115.0MB in the beginning and 429.0MB in the end (delta: -313.9MB). Peak memory consumption was 206.7MB. Max. memory is 16.1GB. [2024-11-14 03:30:55,757 INFO L158 Benchmark]: Witness Printer took 247.89ms. Allocated memory is still 696.3MB. Free memory was 429.0MB in the beginning and 412.2MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 03:30:55,759 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.99ms. Allocated memory is still 117.4MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 691.81ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 87.0MB in the end (delta: 28.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 167.38ms. Allocated memory is still 142.6MB. Free memory was 87.0MB in the beginning and 72.7MB in the end (delta: 14.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 110.11ms. Allocated memory is still 142.6MB. Free memory was 72.7MB in the beginning and 66.6MB in the end (delta: 6.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3933.69ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 66.6MB in the beginning and 115.0MB in the end (delta: -48.4MB). Peak memory consumption was 78.7MB. Max. memory is 16.1GB. * TraceAbstraction took 24422.62ms. Allocated memory was 176.2MB in the beginning and 696.3MB in the end (delta: 520.1MB). Free memory was 115.0MB in the beginning and 429.0MB in the end (delta: -313.9MB). Peak memory consumption was 206.7MB. Max. memory is 16.1GB. * Witness Printer took 247.89ms. Allocated memory is still 696.3MB. Free memory was 429.0MB in the beginning and 412.2MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - 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 - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 132 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 24.1s, OverallIterations: 1, TraceHistogramMax: 80, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 8.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 53 SdHoareTripleChecker+Valid, 8.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 53 mSDsluCounter, 805 SdHoareTripleChecker+Invalid, 8.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 604 mSDsCounter, 328 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 23 IncrementalHoareTripleChecker+Invalid, 353 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 328 mSolverCounterUnsat, 201 mSDtfsCounter, 23 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=132occurred in iteration=0, InterpolantAutomatonStates: 6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 3.2s SatisfiabilityAnalysisTime, 11.9s InterpolantComputationTime, 287 NumberOfCodeBlocks, 287 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 286 ConstructedInterpolants, 0 QuantifiedInterpolants, 1384 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 6320/6320 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - 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: ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((isInitial == \old(isInitial)) && (var_1_1 == \old(var_1_1))) && (var_1_6 == \old(var_1_6))) && (var_1_9 == \old(var_1_9))) && (var_1_10 == \old(var_1_10))) && (var_1_11 == \old(var_1_11))) && (var_1_12 == \old(var_1_12))) && (var_1_14 == \old(var_1_14))) && (var_1_15 == \old(var_1_15))) && (var_1_16 == \old(var_1_16))) && (var_1_17 == \old(var_1_17))) && (var_1_19 == \old(var_1_19))) && (var_1_20 == \old(var_1_20))) && (var_1_21 == \old(var_1_21))) && (var_1_22 == \old(var_1_22))) && (var_1_23 == \old(var_1_23))) && (var_1_24 == \old(var_1_24))) && (var_1_25 == \old(var_1_25))) && (var_1_26 == \old(var_1_26))) && (var_1_27 == \old(var_1_27))) && (var_1_28 == \old(var_1_28))) && (var_1_29 == \old(var_1_29))) && (var_1_30 == \old(var_1_30))) && (var_1_31 == \old(var_1_31))) && (var_1_32 == \old(var_1_32))) && (var_1_33 == \old(var_1_33))) && (var_1_34 == \old(var_1_34))) && (var_1_35 == \old(var_1_35))) && (var_1_36 == \old(var_1_36))) && (var_1_37 == \old(var_1_37))) && (var_1_38 == \old(var_1_38))) && (var_1_39 == \old(var_1_39))) && (var_1_40 == \old(var_1_40))) && (var_1_41 == \old(var_1_41))) && (var_1_42 == \old(var_1_42))) && (var_1_43 == \old(var_1_43))) && (var_1_44 == \old(var_1_44))) && (var_1_45 == \old(var_1_45))) && (var_1_46 == \old(var_1_46))) && (var_1_47 == \old(var_1_47))) && (var_1_48 == \old(var_1_48))) && (var_1_49 == \old(var_1_49))) && (var_1_50 == \old(var_1_50))) && (var_1_51 == \old(var_1_51))) && (var_1_52 == \old(var_1_52))) && (var_1_53 == \old(var_1_53))) && (var_1_54 == \old(var_1_54))) && (var_1_55 == \old(var_1_55))) && (var_1_56 == \old(var_1_56))) && (var_1_57 == \old(var_1_57))) && (var_1_58 == \old(var_1_58))) && (var_1_59 == \old(var_1_59))) && (var_1_60 == \old(var_1_60))) && (var_1_61 == \old(var_1_61))) && (var_1_62 == \old(var_1_62))) && (var_1_63 == \old(var_1_63))) && (var_1_64 == \old(var_1_64))) && (var_1_65 == \old(var_1_65))) && (var_1_66 == \old(var_1_66))) && (var_1_67 == \old(var_1_67))) && (var_1_68 == \old(var_1_68))) && (var_1_69 == \old(var_1_69))) && (var_1_70 == \old(var_1_70))) && (var_1_71 == \old(var_1_71))) && (var_1_72 == \old(var_1_72))) && (var_1_73 == \old(var_1_73))) && (var_1_74 == \old(var_1_74))) && (var_1_75 == \old(var_1_75))) && (var_1_76 == \old(var_1_76))) && (var_1_77 == \old(var_1_77))) && (var_1_78 == \old(var_1_78))) && (var_1_79 == \old(var_1_79))) && (var_1_80 == \old(var_1_80))) && (var_1_81 == \old(var_1_81))) && (var_1_82 == \old(var_1_82))) && (var_1_83 == \old(var_1_83))) && (var_1_84 == \old(var_1_84))) && (var_1_85 == \old(var_1_85))) && (var_1_86 == \old(var_1_86))) && (var_1_87 == \old(var_1_87))) && (var_1_88 == \old(var_1_88))) && (var_1_89 == \old(var_1_89))) && (var_1_90 == \old(var_1_90))) && (var_1_91 == \old(var_1_91))) && (var_1_92 == \old(var_1_92))) && (var_1_93 == \old(var_1_93))) && (var_1_94 == \old(var_1_94))) && (var_1_95 == \old(var_1_95))) && (var_1_96 == \old(var_1_96))) && (var_1_97 == \old(var_1_97))) && (var_1_99 == \old(var_1_99))) && (var_1_100 == \old(var_1_100))) && (var_1_101 == \old(var_1_101))) && (var_1_102 == \old(var_1_102))) && (var_1_103 == \old(var_1_103))) && (var_1_104 == \old(var_1_104))) && (var_1_105 == \old(var_1_105))) && (var_1_106 == \old(var_1_106))) && (var_1_107 == \old(var_1_107))) && (var_1_108 == \old(var_1_108))) && (var_1_109 == \old(var_1_109))) && (var_1_110 == \old(var_1_110))) && (var_1_111 == \old(var_1_111))) && (var_1_112 == \old(var_1_112))) && (var_1_113 == \old(var_1_113))) && (var_1_114 == \old(var_1_114))) && (var_1_115 == \old(var_1_115))) && (var_1_116 == \old(var_1_116))) && (var_1_117 == \old(var_1_117))) && (var_1_118 == \old(var_1_118))) && (var_1_119 == \old(var_1_119))) && (var_1_120 == \old(var_1_120))) && (last_1_var_1_1 == \old(last_1_var_1_1))) && (last_1_var_1_6 == \old(last_1_var_1_6))) && (last_1_var_1_10 == \old(last_1_var_1_10))) && (last_1_var_1_14 == \old(last_1_var_1_14))) && (last_1_var_1_16 == \old(last_1_var_1_16))) && (last_1_var_1_22 == \old(last_1_var_1_22))) RESULT: Ultimate proved your program to be correct! [2024-11-14 03:30:55,817 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dfccfed-e490-47d3-b9dd-defc9a2545ab/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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