./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-53.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_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/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_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-53.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/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_07c95ecb-16b7-4a3f-b395-3029fff21c8f/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 c98568d0b62219d2a302878a1e8805bbfc68639e4b7d512ba8c041809f98b0e4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:39:16,855 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:39:16,964 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 03:39:16,977 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:39:16,977 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:39:17,019 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:39:17,020 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:39:17,020 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:39:17,021 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:39:17,021 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:39:17,021 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:39:17,021 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:39:17,021 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:39:17,022 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 03:39:17,022 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:39:17,022 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:39:17,022 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 03:39:17,022 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 03:39:17,022 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:39:17,023 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 03:39:17,023 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 03:39:17,023 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 03:39:17,023 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:39:17,024 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:39:17,024 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:39:17,024 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 03:39:17,024 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:39:17,024 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:39:17,024 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:39:17,024 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:39:17,025 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:39:17,025 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:39:17,025 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:39:17,025 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:39:17,025 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:39:17,025 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:39:17,025 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:39:17,025 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:39:17,025 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:39:17,026 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:39:17,026 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:39:17,026 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:39:17,026 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 03:39:17,026 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 03:39:17,026 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:39:17,026 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:39:17,026 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 03:39:17,027 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_07c95ecb-16b7-4a3f-b395-3029fff21c8f/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 -> c98568d0b62219d2a302878a1e8805bbfc68639e4b7d512ba8c041809f98b0e4 [2024-11-14 03:39:17,348 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:39:17,359 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:39:17,361 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:39:17,364 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:39:17,364 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:39:17,366 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-53.i Unable to find full path for "g++" [2024-11-14 03:39:19,538 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:39:19,848 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:39:19,848 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-53.i [2024-11-14 03:39:19,862 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/data/1f6bb27be/dc4a472cabe14bbb8398c908491f0786/FLAGa2166e803 [2024-11-14 03:39:20,125 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/data/1f6bb27be/dc4a472cabe14bbb8398c908491f0786 [2024-11-14 03:39:20,128 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:39:20,130 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:39:20,132 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:39:20,132 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:39:20,137 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:39:20,138 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:39:20" (1/1) ... [2024-11-14 03:39:20,139 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@155f9ee5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:20, skipping insertion in model container [2024-11-14 03:39:20,140 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:39:20" (1/1) ... [2024-11-14 03:39:20,163 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:39:20,372 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_07c95ecb-16b7-4a3f-b395-3029fff21c8f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-53.i[919,932] [2024-11-14 03:39:20,510 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:39:20,523 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:39:20,540 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_07c95ecb-16b7-4a3f-b395-3029fff21c8f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-53.i[919,932] [2024-11-14 03:39:20,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:39:20,691 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:39:20,693 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:20 WrapperNode [2024-11-14 03:39:20,693 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:39:20,694 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:39:20,695 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:39:20,695 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:39:20,711 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:20" (1/1) ... [2024-11-14 03:39:20,735 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:20" (1/1) ... [2024-11-14 03:39:20,806 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 234 [2024-11-14 03:39:20,807 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:39:20,807 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:39:20,807 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:39:20,808 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:39:20,815 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:20" (1/1) ... [2024-11-14 03:39:20,816 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:20" (1/1) ... [2024-11-14 03:39:20,821 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:20" (1/1) ... [2024-11-14 03:39:20,822 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:20" (1/1) ... [2024-11-14 03:39:20,839 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:20" (1/1) ... [2024-11-14 03:39:20,846 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:20" (1/1) ... [2024-11-14 03:39:20,853 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:20" (1/1) ... [2024-11-14 03:39:20,859 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:20" (1/1) ... [2024-11-14 03:39:20,867 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:39:20,869 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:39:20,870 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:39:20,870 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:39:20,872 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:20" (1/1) ... [2024-11-14 03:39:20,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:39:20,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:39:20,919 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:39:20,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:39:20,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:39:20,960 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:39:20,960 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:39:20,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 03:39:20,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:39:20,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:39:21,104 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:39:21,106 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:39:21,774 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-14 03:39:21,775 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:39:22,368 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:39:22,369 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:39:22,369 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:39:22 BoogieIcfgContainer [2024-11-14 03:39:22,369 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:39:22,374 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:39:22,374 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:39:22,384 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:39:22,385 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:39:20" (1/3) ... [2024-11-14 03:39:22,386 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dfc5ba0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:39:22, skipping insertion in model container [2024-11-14 03:39:22,387 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:20" (2/3) ... [2024-11-14 03:39:22,388 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dfc5ba0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:39:22, skipping insertion in model container [2024-11-14 03:39:22,389 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:39:22" (3/3) ... [2024-11-14 03:39:22,390 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-53.i [2024-11-14 03:39:22,412 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:39:22,415 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-53.i that has 2 procedures, 45 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:39:22,497 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:39:22,517 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;@7697ec0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:39:22,517 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:39:22,523 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-14 03:39:22,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-14 03:39:22,535 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:39:22,536 INFO L215 NwaCegarLoop]: trace histogram [23, 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 03:39:22,537 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:39:22,543 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:39:22,544 INFO L85 PathProgramCache]: Analyzing trace with hash 45430059, now seen corresponding path program 1 times [2024-11-14 03:39:22,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:39:22,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61965411] [2024-11-14 03:39:22,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:39:22,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:39:23,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 03:39:23,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [754719354] [2024-11-14 03:39:23,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:39:23,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:39:23,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:39:23,397 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:39:23,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 03:39:23,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:39:23,975 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 03:39:24,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:39:24,308 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 03:39:24,310 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 03:39:24,312 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 03:39:24,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 03:39:24,515 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:39:24,518 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 03:39:24,641 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 03:39:24,646 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 03:39:24 BoogieIcfgContainer [2024-11-14 03:39:24,646 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 03:39:24,647 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 03:39:24,647 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 03:39:24,648 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 03:39:24,648 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:39:22" (3/4) ... [2024-11-14 03:39:24,651 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 03:39:24,653 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 03:39:24,655 INFO L158 Benchmark]: Toolchain (without parser) took 4524.27ms. Allocated memory is still 109.1MB. Free memory was 83.5MB in the beginning and 39.9MB in the end (delta: 43.7MB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. [2024-11-14 03:39:24,655 INFO L158 Benchmark]: CDTParser took 1.12ms. Allocated memory is still 83.9MB. Free memory is still 39.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:39:24,655 INFO L158 Benchmark]: CACSL2BoogieTranslator took 562.11ms. Allocated memory is still 109.1MB. Free memory was 83.1MB in the beginning and 67.4MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 03:39:24,656 INFO L158 Benchmark]: Boogie Procedure Inliner took 112.46ms. Allocated memory is still 109.1MB. Free memory was 67.4MB in the beginning and 63.4MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:39:24,656 INFO L158 Benchmark]: Boogie Preprocessor took 60.60ms. Allocated memory is still 109.1MB. Free memory was 63.4MB in the beginning and 61.5MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 03:39:24,656 INFO L158 Benchmark]: RCFGBuilder took 1500.70ms. Allocated memory is still 109.1MB. Free memory was 61.5MB in the beginning and 68.2MB in the end (delta: -6.7MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2024-11-14 03:39:24,657 INFO L158 Benchmark]: TraceAbstraction took 2272.86ms. Allocated memory is still 109.1MB. Free memory was 67.5MB in the beginning and 40.7MB in the end (delta: 26.8MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. [2024-11-14 03:39:24,657 INFO L158 Benchmark]: Witness Printer took 5.65ms. Allocated memory is still 109.1MB. Free memory was 39.9MB in the beginning and 39.9MB in the end (delta: 7.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:39:24,667 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.12ms. Allocated memory is still 83.9MB. Free memory is still 39.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 562.11ms. Allocated memory is still 109.1MB. Free memory was 83.1MB in the beginning and 67.4MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 112.46ms. Allocated memory is still 109.1MB. Free memory was 67.4MB in the beginning and 63.4MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 60.60ms. Allocated memory is still 109.1MB. Free memory was 63.4MB in the beginning and 61.5MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1500.70ms. Allocated memory is still 109.1MB. Free memory was 61.5MB in the beginning and 68.2MB in the end (delta: -6.7MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. * TraceAbstraction took 2272.86ms. Allocated memory is still 109.1MB. Free memory was 67.5MB in the beginning and 40.7MB in the end (delta: 26.8MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. * Witness Printer took 5.65ms. Allocated memory is still 109.1MB. Free memory was 39.9MB in the beginning and 39.9MB in the end (delta: 7.9kB). There was no memory consumed. 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 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftLeft at line 107, overapproximation of someBinaryFLOATComparisonOperation at line 169, overapproximation of someBinaryFLOATComparisonOperation at line 171, overapproximation of someBinaryFLOATComparisonOperation at line 146, overapproximation of someBinaryFLOATComparisonOperation at line 148, overapproximation of someBinaryFLOATComparisonOperation at line 150, overapproximation of someBinaryFLOATComparisonOperation at line 61, overapproximation of bitwiseAnd at line 127, overapproximation of someBinaryArithmeticFLOAToperation at line 77, overapproximation of someUnaryFLOAToperation at line 113. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_8 = 0; [L24] unsigned long int var_1_9 = 10; [L25] float var_1_10 = 99.5; [L26] float var_1_11 = 5.6; [L27] float var_1_12 = 255.5; [L28] float var_1_13 = 31.25; [L29] signed short int var_1_14 = 32; [L30] unsigned long int var_1_15 = 16; [L31] unsigned char var_1_16 = 1; [L32] unsigned char var_1_17 = 5; [L33] unsigned char var_1_18 = 50; [L34] unsigned char var_1_19 = 50; [L35] signed char var_1_20 = 1; [L36] signed char var_1_21 = -10; [L37] float var_1_22 = 0.5; [L38] signed char var_1_23 = 100; [L39] signed short int var_1_24 = 2; [L40] unsigned short int var_1_31 = 8; [L41] unsigned char var_1_33 = 1; [L42] float var_1_35 = 32.4; [L43] float var_1_36 = 8.5; [L44] float var_1_37 = 7.5; [L45] unsigned char var_1_39 = 16; [L46] signed short int var_1_41 = -2; [L47] unsigned char var_1_42 = 10; [L48] unsigned char var_1_43 = 4; [L49] unsigned char var_1_44 = 64; [L50] signed long int var_1_45 = -25; [L51] unsigned char last_1_var_1_1 = 0; [L52] unsigned long int last_1_var_1_9 = 10; [L53] signed short int last_1_var_1_14 = 32; [L54] unsigned char last_1_var_1_16 = 1; [L55] signed char last_1_var_1_20 = 1; [L191] isInitial = 1 [L192] FCALL initially() [L193] COND TRUE 1 [L194] CALL updateLastVariables() [L180] last_1_var_1_1 = var_1_1 [L181] last_1_var_1_9 = var_1_9 [L182] last_1_var_1_14 = var_1_14 [L183] last_1_var_1_16 = var_1_16 [L184] last_1_var_1_20 = var_1_20 [L194] RET updateLastVariables() [L195] CALL updateVariables() [L142] var_1_8 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_8 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_8 >= 1) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L144] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L145] var_1_11 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L147] var_1_12 = __VERIFIER_nondet_float() [L148] CALL assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L149] var_1_13 = __VERIFIER_nondet_float() [L150] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L151] var_1_15 = __VERIFIER_nondet_ulong() [L152] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L153] CALL assume_abort_if_not(var_1_15 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_15 <= 4294967295) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L154] CALL assume_abort_if_not(var_1_15 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_15 != 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L155] var_1_17 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L157] CALL assume_abort_if_not(var_1_17 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_17 <= 255) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L158] CALL assume_abort_if_not(var_1_17 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_17 != 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L159] var_1_18 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=5, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=5, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L161] CALL assume_abort_if_not(var_1_18 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=5, var_1_18=2, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_18 <= 254) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=5, var_1_18=2, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L162] var_1_19 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=5, var_1_18=2, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=5, var_1_18=2, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L164] CALL assume_abort_if_not(var_1_19 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_19 <= 254) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L165] var_1_21 = __VERIFIER_nondet_char() [L166] CALL assume_abort_if_not(var_1_21 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=1, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_21 >= -127) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=1, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L167] CALL assume_abort_if_not(var_1_21 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=1, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_21 <= 126) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=1, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L168] var_1_36 = __VERIFIER_nondet_float() [L169] CALL assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 4611686.018427382800e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=1, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 4611686.018427382800e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=1, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_37=15/2, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L170] var_1_37 = __VERIFIER_nondet_float() [L171] CALL assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 4611686.018427382800e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=1, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 4611686.018427382800e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=1, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L172] var_1_43 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_43 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=1, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_43 >= 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=1, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L174] CALL assume_abort_if_not(var_1_43 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=1, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=0, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_43 <= 127) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=1, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=0, var_1_44=64, var_1_45=-25, var_1_8=-255, var_1_9=10] [L175] var_1_44 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_44 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=1, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=0, var_1_45=-25, var_1_8=-255, var_1_9=10] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_44 >= 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=1, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=0, var_1_45=-25, var_1_8=-255, var_1_9=10] [L177] CALL assume_abort_if_not(var_1_44 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=1, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=0, var_1_44=-246, var_1_45=-25, var_1_8=-255, var_1_9=10] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_44 <= 127) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=1, var_1_16=1, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=1, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_35=162/5, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=0, var_1_44=-246, var_1_45=-25, var_1_8=-255, var_1_9=10] [L195] RET updateVariables() [L196] CALL step() [L59] COND FALSE !(\read(var_1_1)) [L66] var_1_24 = var_1_20 [L68] COND TRUE var_1_20 >= var_1_16 [L69] COND FALSE !((4 % var_1_15) > var_1_19) [L72] var_1_31 = var_1_15 [L75] var_1_33 = var_1_8 [L76] COND TRUE var_1_16 >= var_1_16 [L77] var_1_35 = ((var_1_36 - var_1_37) + var_1_12) [L79] COND FALSE !(var_1_1 || var_1_1) [L82] COND TRUE \read(var_1_8) [L83] var_1_41 = ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) [L87] COND TRUE var_1_13 <= ((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12))) [L88] var_1_42 = (((((((var_1_43 + var_1_44) < 0 ) ? -(var_1_43 + var_1_44) : (var_1_43 + var_1_44))) < 0 ) ? -((((var_1_43 + var_1_44) < 0 ) ? -(var_1_43 + var_1_44) : (var_1_43 + var_1_44))) : ((((var_1_43 + var_1_44) < 0 ) ? -(var_1_43 + var_1_44) : (var_1_43 + var_1_44))))) [L90] COND TRUE (var_1_16 / var_1_15) >= var_1_19 [L91] COND TRUE \read(var_1_8) [L92] var_1_45 = (((((var_1_16) < (var_1_43)) ? (var_1_16) : (var_1_43))) - var_1_44) [L99] unsigned char stepLocal_1 = last_1_var_1_14 > (last_1_var_1_16 - last_1_var_1_16); [L100] signed long int stepLocal_0 = last_1_var_1_20 * last_1_var_1_20; [L101] COND FALSE !(stepLocal_0 == last_1_var_1_14) [L106] unsigned long int stepLocal_6 = ((((var_1_15) > (last_1_var_1_9)) ? (var_1_15) : (last_1_var_1_9))) / var_1_17; [L107] EXPR 256u << last_1_var_1_16 [L107] COND FALSE !(stepLocal_6 <= (256u << last_1_var_1_16)) [L110] unsigned char stepLocal_5 = var_1_16 != var_1_16; [L111] unsigned char stepLocal_4 = var_1_8; [L112] COND TRUE (! var_1_1) || stepLocal_4 [L113] var_1_10 = (((((var_1_11 + var_1_12)) < (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))))) ? ((var_1_11 + var_1_12)) : (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))))) [L121] var_1_20 = var_1_21 [L122] var_1_22 = var_1_12 [L123] var_1_23 = var_1_21 [L124] COND FALSE !(\read(var_1_1)) [L127] EXPR (var_1_16 / var_1_15) & var_1_16 [L127] COND TRUE ((var_1_16 / var_1_15) & var_1_16) >= var_1_20 [L128] var_1_14 = var_1_16 [L133] unsigned char stepLocal_3 = var_1_20 != var_1_14; [L134] signed long int stepLocal_2 = (((var_1_16) < (0)) ? (var_1_16) : (0)); [L135] COND TRUE (var_1_1 || (var_1_16 <= var_1_14)) || stepLocal_3 [L136] COND FALSE !(stepLocal_2 <= (-5 + var_1_16)) [L196] RET step() [L197] CALL, EXPR property() [L187] EXPR (((((last_1_var_1_20 * last_1_var_1_20) == last_1_var_1_14) ? (((last_1_var_1_14 > (last_1_var_1_16 - last_1_var_1_16)) && last_1_var_1_1) ? (var_1_1 == ((unsigned char) var_1_8)) : 1) : 1) && (((var_1_1 || (var_1_16 <= var_1_14)) || (var_1_20 != var_1_14)) ? ((((((var_1_16) < (0)) ? (var_1_16) : (0))) <= (-5 + var_1_16)) ? (var_1_9 == ((unsigned long int) var_1_16)) : 1) : 1)) && (((! var_1_1) || var_1_8) ? (var_1_10 == ((float) (((((var_1_11 + var_1_12)) < (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))))) ? ((var_1_11 + var_1_12)) : (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))))))) : (((var_1_11 < var_1_12) || (var_1_16 != var_1_16)) ? (var_1_10 == ((float) var_1_13)) : (var_1_10 == ((float) var_1_12))))) && (var_1_1 ? (var_1_14 == ((signed short int) ((((var_1_23) > (var_1_16)) ? (var_1_23) : (var_1_16))))) : ((((var_1_16 / var_1_15) & var_1_16) >= var_1_20) ? (var_1_14 == ((signed short int) var_1_16)) : (var_1_14 == ((signed short int) -128)))) [L187] EXPR ((((((last_1_var_1_20 * last_1_var_1_20) == last_1_var_1_14) ? (((last_1_var_1_14 > (last_1_var_1_16 - last_1_var_1_16)) && last_1_var_1_1) ? (var_1_1 == ((unsigned char) var_1_8)) : 1) : 1) && (((var_1_1 || (var_1_16 <= var_1_14)) || (var_1_20 != var_1_14)) ? ((((((var_1_16) < (0)) ? (var_1_16) : (0))) <= (-5 + var_1_16)) ? (var_1_9 == ((unsigned long int) var_1_16)) : 1) : 1)) && (((! var_1_1) || var_1_8) ? (var_1_10 == ((float) (((((var_1_11 + var_1_12)) < (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))))) ? ((var_1_11 + var_1_12)) : (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))))))) : (((var_1_11 < var_1_12) || (var_1_16 != var_1_16)) ? (var_1_10 == ((float) var_1_13)) : (var_1_10 == ((float) var_1_12))))) && (var_1_1 ? (var_1_14 == ((signed short int) ((((var_1_23) > (var_1_16)) ? (var_1_23) : (var_1_16))))) : ((((var_1_16 / var_1_15) & var_1_16) >= var_1_20) ? (var_1_14 == ((signed short int) var_1_16)) : (var_1_14 == ((signed short int) -128))))) && (((((((var_1_15) > (last_1_var_1_9)) ? (var_1_15) : (last_1_var_1_9))) / var_1_17) <= (256u << last_1_var_1_16)) ? (var_1_16 == ((unsigned char) ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))) : 1) [L187-L188] return (((((((((last_1_var_1_20 * last_1_var_1_20) == last_1_var_1_14) ? (((last_1_var_1_14 > (last_1_var_1_16 - last_1_var_1_16)) && last_1_var_1_1) ? (var_1_1 == ((unsigned char) var_1_8)) : 1) : 1) && (((var_1_1 || (var_1_16 <= var_1_14)) || (var_1_20 != var_1_14)) ? ((((((var_1_16) < (0)) ? (var_1_16) : (0))) <= (-5 + var_1_16)) ? (var_1_9 == ((unsigned long int) var_1_16)) : 1) : 1)) && (((! var_1_1) || var_1_8) ? (var_1_10 == ((float) (((((var_1_11 + var_1_12)) < (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))))) ? ((var_1_11 + var_1_12)) : (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))))))) : (((var_1_11 < var_1_12) || (var_1_16 != var_1_16)) ? (var_1_10 == ((float) var_1_13)) : (var_1_10 == ((float) var_1_12))))) && (var_1_1 ? (var_1_14 == ((signed short int) ((((var_1_23) > (var_1_16)) ? (var_1_23) : (var_1_16))))) : ((((var_1_16 / var_1_15) & var_1_16) >= var_1_20) ? (var_1_14 == ((signed short int) var_1_16)) : (var_1_14 == ((signed short int) -128))))) && (((((((var_1_15) > (last_1_var_1_9)) ? (var_1_15) : (last_1_var_1_9))) / var_1_17) <= (256u << last_1_var_1_16)) ? (var_1_16 == ((unsigned char) ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))) : 1)) && (var_1_20 == ((signed char) var_1_21))) && (var_1_22 == ((float) var_1_12))) && (var_1_23 == ((signed char) var_1_21)) ; [L197] RET, EXPR property() [L197] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=3, var_1_12=2, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=1, var_1_22=2, var_1_23=1, var_1_24=1, var_1_31=1, var_1_33=-255, var_1_39=16, var_1_41=2, var_1_42=10, var_1_43=0, var_1_44=-246, var_1_45=-10, var_1_8=-255, var_1_9=10] [L19] reach_error() VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=3, var_1_12=2, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=5, var_1_18=2, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=1, var_1_22=2, var_1_23=1, var_1_24=1, var_1_31=1, var_1_33=-255, var_1_39=16, var_1_41=2, var_1_42=10, var_1_43=0, var_1_44=-246, var_1_45=-10, var_1_8=-255, var_1_9=10] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 45 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 1, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=45occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, 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: TRACE_CHECK: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 172 NumberOfCodeBlocks, 172 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 03:39:24,708 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/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_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-53.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/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 c98568d0b62219d2a302878a1e8805bbfc68639e4b7d512ba8c041809f98b0e4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:39:27,658 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:39:27,782 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 03:39:27,788 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:39:27,788 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:39:27,827 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:39:27,828 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:39:27,828 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:39:27,829 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:39:27,829 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:39:27,829 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:39:27,830 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:39:27,830 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:39:27,830 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:39:27,831 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:39:27,832 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:39:27,832 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:39:27,832 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:39:27,832 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:39:27,833 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:39:27,833 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:39:27,833 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:39:27,833 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:39:27,833 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:39:27,833 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 03:39:27,833 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 03:39:27,833 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:39:27,833 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 03:39:27,833 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:39:27,834 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:39:27,834 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:39:27,834 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:39:27,834 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 03:39:27,834 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:39:27,834 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:39:27,834 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:39:27,834 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:39:27,835 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:39:27,835 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:39:27,835 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 03:39:27,835 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 03:39:27,836 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:39:27,836 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:39:27,836 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_07c95ecb-16b7-4a3f-b395-3029fff21c8f/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 -> c98568d0b62219d2a302878a1e8805bbfc68639e4b7d512ba8c041809f98b0e4 [2024-11-14 03:39:28,244 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:39:28,257 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:39:28,262 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:39:28,264 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:39:28,264 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:39:28,266 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-53.i Unable to find full path for "g++" [2024-11-14 03:39:30,691 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:39:31,016 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:39:31,017 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-53.i [2024-11-14 03:39:31,033 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/data/83d716b7f/25ed82c385404e6db9f6da5324eadf83/FLAG4d8839fcc [2024-11-14 03:39:31,276 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/data/83d716b7f/25ed82c385404e6db9f6da5324eadf83 [2024-11-14 03:39:31,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:39:31,282 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:39:31,284 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:39:31,285 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:39:31,290 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:39:31,291 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:39:31" (1/1) ... [2024-11-14 03:39:31,293 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10a719cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:31, skipping insertion in model container [2024-11-14 03:39:31,295 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:39:31" (1/1) ... [2024-11-14 03:39:31,329 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:39:31,522 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_07c95ecb-16b7-4a3f-b395-3029fff21c8f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-53.i[919,932] [2024-11-14 03:39:31,620 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:39:31,648 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:39:31,661 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_07c95ecb-16b7-4a3f-b395-3029fff21c8f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-53.i[919,932] [2024-11-14 03:39:31,719 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:39:31,745 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:39:31,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:31 WrapperNode [2024-11-14 03:39:31,745 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:39:31,746 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:39:31,747 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:39:31,747 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:39:31,755 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:31" (1/1) ... [2024-11-14 03:39:31,771 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:31" (1/1) ... [2024-11-14 03:39:31,837 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 186 [2024-11-14 03:39:31,838 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:39:31,839 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:39:31,839 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:39:31,839 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:39:31,856 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:31" (1/1) ... [2024-11-14 03:39:31,859 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:31" (1/1) ... [2024-11-14 03:39:31,866 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:31" (1/1) ... [2024-11-14 03:39:31,867 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:31" (1/1) ... [2024-11-14 03:39:31,896 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:31" (1/1) ... [2024-11-14 03:39:31,905 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:31" (1/1) ... [2024-11-14 03:39:31,915 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:31" (1/1) ... [2024-11-14 03:39:31,921 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:31" (1/1) ... [2024-11-14 03:39:31,930 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:39:31,931 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:39:31,931 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:39:31,931 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:39:31,932 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:31" (1/1) ... [2024-11-14 03:39:31,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:39:31,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:39:32,001 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:39:32,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:39:32,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:39:32,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 03:39:32,039 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:39:32,039 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:39:32,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:39:32,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:39:32,195 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:39:32,197 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:39:33,746 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-14 03:39:33,747 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:39:33,758 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:39:33,758 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:39:33,758 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:39:33 BoogieIcfgContainer [2024-11-14 03:39:33,758 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:39:33,761 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:39:33,762 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:39:33,767 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:39:33,767 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:39:31" (1/3) ... [2024-11-14 03:39:33,768 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79eb517 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:39:33, skipping insertion in model container [2024-11-14 03:39:33,768 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:39:31" (2/3) ... [2024-11-14 03:39:33,768 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79eb517 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:39:33, skipping insertion in model container [2024-11-14 03:39:33,768 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:39:33" (3/3) ... [2024-11-14 03:39:33,773 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-53.i [2024-11-14 03:39:33,791 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:39:33,793 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-53.i that has 2 procedures, 82 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:39:33,874 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:39:33,890 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;@5f96c25a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:39:33,890 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:39:33,893 INFO L276 IsEmpty]: Start isEmpty. Operand has 82 states, 56 states have (on average 1.4642857142857142) internal successors, (82), 57 states have internal predecessors, (82), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-14 03:39:33,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-14 03:39:33,907 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:39:33,908 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 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 03:39:33,909 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:39:33,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:39:33,914 INFO L85 PathProgramCache]: Analyzing trace with hash -1366899993, now seen corresponding path program 1 times [2024-11-14 03:39:33,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:39:33,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1126106253] [2024-11-14 03:39:33,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:39:33,934 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:39:33,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:39:33,937 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:39:33,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-14 03:39:34,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:39:34,512 INFO L255 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 03:39:34,528 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:39:34,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 680 trivial. 0 not checked. [2024-11-14 03:39:34,596 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:39:34,597 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:39:34,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1126106253] [2024-11-14 03:39:34,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1126106253] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:39:34,602 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:39:34,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:39:34,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570020645] [2024-11-14 03:39:34,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:39:34,612 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 03:39:34,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:39:34,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 03:39:34,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 03:39:34,646 INFO L87 Difference]: Start difference. First operand has 82 states, 56 states have (on average 1.4642857142857142) internal successors, (82), 57 states have internal predecessors, (82), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-14 03:39:34,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:39:34,704 INFO L93 Difference]: Finished difference Result 157 states and 273 transitions. [2024-11-14 03:39:34,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 03:39:34,707 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 156 [2024-11-14 03:39:34,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:39:34,719 INFO L225 Difference]: With dead ends: 157 [2024-11-14 03:39:34,719 INFO L226 Difference]: Without dead ends: 78 [2024-11-14 03:39:34,726 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 03:39:34,730 INFO L432 NwaCegarLoop]: 120 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:39:34,731 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 03:39:34,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2024-11-14 03:39:34,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2024-11-14 03:39:34,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 53 states have (on average 1.3962264150943395) internal successors, (74), 53 states have internal predecessors, (74), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-14 03:39:34,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 120 transitions. [2024-11-14 03:39:34,792 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 120 transitions. Word has length 156 [2024-11-14 03:39:34,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:39:34,794 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 120 transitions. [2024-11-14 03:39:34,794 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-14 03:39:34,796 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 120 transitions. [2024-11-14 03:39:34,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-14 03:39:34,802 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:39:34,802 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 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 03:39:34,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-14 03:39:35,003 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:39:35,003 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:39:35,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:39:35,004 INFO L85 PathProgramCache]: Analyzing trace with hash -106927967, now seen corresponding path program 1 times [2024-11-14 03:39:35,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:39:35,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [884549664] [2024-11-14 03:39:35,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:39:35,007 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:39:35,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:39:35,009 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:39:35,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-14 03:39:35,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:39:35,668 INFO L255 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 03:39:35,686 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:39:37,415 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-14 03:39:37,415 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:39:37,415 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:39:37,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [884549664] [2024-11-14 03:39:37,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [884549664] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:39:37,416 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:39:37,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:39:37,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858564540] [2024-11-14 03:39:37,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:39:37,418 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:39:37,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:39:37,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:39:37,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:39:37,420 INFO L87 Difference]: Start difference. First operand 78 states and 120 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-14 03:39:38,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:39:38,627 INFO L93 Difference]: Finished difference Result 217 states and 339 transitions. [2024-11-14 03:39:38,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:39:38,630 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 156 [2024-11-14 03:39:38,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:39:38,633 INFO L225 Difference]: With dead ends: 217 [2024-11-14 03:39:38,633 INFO L226 Difference]: Without dead ends: 142 [2024-11-14 03:39:38,634 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:39:38,635 INFO L432 NwaCegarLoop]: 118 mSDtfsCounter, 34 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 215 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-14 03:39:38,636 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 215 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-14 03:39:38,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2024-11-14 03:39:38,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 124. [2024-11-14 03:39:38,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 75 states have (on average 1.32) internal successors, (99), 75 states have internal predecessors, (99), 46 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-14 03:39:38,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 191 transitions. [2024-11-14 03:39:38,671 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 191 transitions. Word has length 156 [2024-11-14 03:39:38,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:39:38,672 INFO L471 AbstractCegarLoop]: Abstraction has 124 states and 191 transitions. [2024-11-14 03:39:38,672 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-14 03:39:38,672 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 191 transitions. [2024-11-14 03:39:38,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-14 03:39:38,675 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:39:38,675 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 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 03:39:38,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-14 03:39:38,879 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:39:38,880 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:39:38,880 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:39:38,880 INFO L85 PathProgramCache]: Analyzing trace with hash -1900861228, now seen corresponding path program 1 times [2024-11-14 03:39:38,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:39:38,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [957753877] [2024-11-14 03:39:38,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:39:38,881 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:39:38,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:39:38,883 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:39:38,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-14 03:39:39,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:39:39,475 INFO L255 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 03:39:39,485 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:39:40,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-14 03:39:40,164 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:39:40,164 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:39:40,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [957753877] [2024-11-14 03:39:40,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [957753877] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:39:40,164 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:39:40,164 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:39:40,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219821064] [2024-11-14 03:39:40,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:39:40,165 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:39:40,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:39:40,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:39:40,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:39:40,169 INFO L87 Difference]: Start difference. First operand 124 states and 191 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-14 03:39:40,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:39:40,841 INFO L93 Difference]: Finished difference Result 271 states and 418 transitions. [2024-11-14 03:39:40,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:39:40,842 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 157 [2024-11-14 03:39:40,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:39:40,849 INFO L225 Difference]: With dead ends: 271 [2024-11-14 03:39:40,850 INFO L226 Difference]: Without dead ends: 193 [2024-11-14 03:39:40,851 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:39:40,852 INFO L432 NwaCegarLoop]: 112 mSDtfsCounter, 37 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 212 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 03:39:40,856 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 212 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 03:39:40,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2024-11-14 03:39:40,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 191. [2024-11-14 03:39:40,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 118 states have (on average 1.2881355932203389) internal successors, (152), 118 states have internal predecessors, (152), 69 states have call successors, (69), 3 states have call predecessors, (69), 3 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2024-11-14 03:39:40,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 290 transitions. [2024-11-14 03:39:40,915 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 290 transitions. Word has length 157 [2024-11-14 03:39:40,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:39:40,917 INFO L471 AbstractCegarLoop]: Abstraction has 191 states and 290 transitions. [2024-11-14 03:39:40,917 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-14 03:39:40,917 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 290 transitions. [2024-11-14 03:39:40,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-14 03:39:40,921 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:39:40,921 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 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 03:39:40,935 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-14 03:39:41,122 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:39:41,122 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:39:41,123 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:39:41,123 INFO L85 PathProgramCache]: Analyzing trace with hash 3971530, now seen corresponding path program 1 times [2024-11-14 03:39:41,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:39:41,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1991270189] [2024-11-14 03:39:41,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:39:41,128 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:39:41,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:39:41,130 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:39:41,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-14 03:39:41,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:39:41,657 INFO L255 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 03:39:41,664 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:39:41,739 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-14 03:39:41,739 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:39:41,739 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:39:41,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1991270189] [2024-11-14 03:39:41,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1991270189] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:39:41,739 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:39:41,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 03:39:41,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246888649] [2024-11-14 03:39:41,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:39:41,740 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:39:41,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:39:41,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:39:41,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:39:41,743 INFO L87 Difference]: Start difference. First operand 191 states and 290 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-14 03:39:43,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:39:43,336 INFO L93 Difference]: Finished difference Result 414 states and 629 transitions. [2024-11-14 03:39:43,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:39:43,338 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 158 [2024-11-14 03:39:43,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:39:43,346 INFO L225 Difference]: With dead ends: 414 [2024-11-14 03:39:43,346 INFO L226 Difference]: Without dead ends: 270 [2024-11-14 03:39:43,348 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:39:43,353 INFO L432 NwaCegarLoop]: 211 mSDtfsCounter, 105 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-14 03:39:43,353 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 313 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-14 03:39:43,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2024-11-14 03:39:43,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 193. [2024-11-14 03:39:43,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 120 states have (on average 1.2833333333333334) internal successors, (154), 120 states have internal predecessors, (154), 69 states have call successors, (69), 3 states have call predecessors, (69), 3 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2024-11-14 03:39:43,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 292 transitions. [2024-11-14 03:39:43,437 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 292 transitions. Word has length 158 [2024-11-14 03:39:43,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:39:43,439 INFO L471 AbstractCegarLoop]: Abstraction has 193 states and 292 transitions. [2024-11-14 03:39:43,440 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-14 03:39:43,440 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 292 transitions. [2024-11-14 03:39:43,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-14 03:39:43,446 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:39:43,446 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 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 03:39:43,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-11-14 03:39:43,650 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:39:43,651 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:39:43,651 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:39:43,651 INFO L85 PathProgramCache]: Analyzing trace with hash 1778978892, now seen corresponding path program 1 times [2024-11-14 03:39:43,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:39:43,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1739426126] [2024-11-14 03:39:43,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:39:43,652 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:39:43,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:39:43,656 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:39:43,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-14 03:39:44,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:39:44,240 INFO L255 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 03:39:44,244 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:39:44,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 472 proven. 21 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2024-11-14 03:39:44,716 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:39:45,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 45 proven. 21 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-14 03:39:45,417 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:39:45,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1739426126] [2024-11-14 03:39:45,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1739426126] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:39:45,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [707111747] [2024-11-14 03:39:45,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:39:45,418 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 03:39:45,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 03:39:45,430 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 03:39:45,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-14 03:39:46,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:39:46,748 INFO L255 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 03:39:46,753 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:39:47,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 472 proven. 21 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2024-11-14 03:39:47,106 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:39:47,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 45 proven. 21 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-14 03:39:47,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [707111747] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:39:47,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1069552587] [2024-11-14 03:39:47,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:39:47,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:39:47,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:39:47,605 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:39:47,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-14 03:39:47,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:39:47,983 INFO L255 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-14 03:39:47,989 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:39:49,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 462 proven. 141 refuted. 0 times theorem prover too weak. 409 trivial. 0 not checked. [2024-11-14 03:39:49,947 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:39:50,688 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 45 proven. 21 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-14 03:39:50,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1069552587] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:39:50,689 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-14 03:39:50,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8, 8, 15, 9] total 22 [2024-11-14 03:39:50,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2114631966] [2024-11-14 03:39:50,689 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-14 03:39:50,691 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-14 03:39:50,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:39:50,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-14 03:39:50,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=367, Unknown=0, NotChecked=0, Total=462 [2024-11-14 03:39:50,693 INFO L87 Difference]: Start difference. First operand 193 states and 292 transitions. Second operand has 22 states, 22 states have (on average 4.7727272727272725) internal successors, (105), 21 states have internal predecessors, (105), 6 states have call successors, (59), 5 states have call predecessors, (59), 9 states have return successors, (62), 6 states have call predecessors, (62), 6 states have call successors, (62) [2024-11-14 03:39:55,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:39:55,585 INFO L93 Difference]: Finished difference Result 495 states and 709 transitions. [2024-11-14 03:39:55,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-14 03:39:55,589 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 4.7727272727272725) internal successors, (105), 21 states have internal predecessors, (105), 6 states have call successors, (59), 5 states have call predecessors, (59), 9 states have return successors, (62), 6 states have call predecessors, (62), 6 states have call successors, (62) Word has length 158 [2024-11-14 03:39:55,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:39:55,597 INFO L225 Difference]: With dead ends: 495 [2024-11-14 03:39:55,597 INFO L226 Difference]: Without dead ends: 349 [2024-11-14 03:39:55,600 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 985 GetRequests, 922 SyntacticMatches, 3 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 987 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=891, Invalid=2891, Unknown=0, NotChecked=0, Total=3782 [2024-11-14 03:39:55,603 INFO L432 NwaCegarLoop]: 157 mSDtfsCounter, 335 mSDsluCounter, 738 mSDsCounter, 0 mSdLazyCounter, 828 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 335 SdHoareTripleChecker+Valid, 895 SdHoareTripleChecker+Invalid, 1119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 828 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-14 03:39:55,603 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [335 Valid, 895 Invalid, 1119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 828 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-14 03:39:55,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 349 states. [2024-11-14 03:39:55,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 349 to 227. [2024-11-14 03:39:55,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 145 states have (on average 1.2) internal successors, (174), 145 states have internal predecessors, (174), 69 states have call successors, (69), 12 states have call predecessors, (69), 12 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2024-11-14 03:39:55,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 312 transitions. [2024-11-14 03:39:55,657 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 312 transitions. Word has length 158 [2024-11-14 03:39:55,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:39:55,658 INFO L471 AbstractCegarLoop]: Abstraction has 227 states and 312 transitions. [2024-11-14 03:39:55,658 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 4.7727272727272725) internal successors, (105), 21 states have internal predecessors, (105), 6 states have call successors, (59), 5 states have call predecessors, (59), 9 states have return successors, (62), 6 states have call predecessors, (62), 6 states have call successors, (62) [2024-11-14 03:39:55,659 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 312 transitions. [2024-11-14 03:39:55,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-14 03:39:55,661 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:39:55,661 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 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 03:39:55,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-14 03:39:55,874 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-14 03:39:56,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-11-14 03:39:56,266 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:39:56,266 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:39:56,266 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:39:56,266 INFO L85 PathProgramCache]: Analyzing trace with hash -571989724, now seen corresponding path program 1 times [2024-11-14 03:39:56,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:39:56,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1718240118] [2024-11-14 03:39:56,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:39:56,267 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:39:56,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:39:56,269 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:39:56,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-11-14 03:39:56,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:39:56,717 INFO L255 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 03:39:56,720 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:39:58,026 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-14 03:39:58,027 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:39:58,027 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:39:58,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1718240118] [2024-11-14 03:39:58,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1718240118] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:39:58,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:39:58,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 03:39:58,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743318676] [2024-11-14 03:39:58,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:39:58,028 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 03:39:58,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:39:58,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 03:39:58,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 03:39:58,030 INFO L87 Difference]: Start difference. First operand 227 states and 312 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-14 03:39:59,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:39:59,463 INFO L93 Difference]: Finished difference Result 423 states and 582 transitions. [2024-11-14 03:39:59,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 03:39:59,465 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 158 [2024-11-14 03:39:59,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:39:59,468 INFO L225 Difference]: With dead ends: 423 [2024-11-14 03:39:59,473 INFO L226 Difference]: Without dead ends: 255 [2024-11-14 03:39:59,474 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-14 03:39:59,475 INFO L432 NwaCegarLoop]: 112 mSDtfsCounter, 68 mSDsluCounter, 275 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 387 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-14 03:39:59,476 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 387 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-14 03:39:59,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2024-11-14 03:39:59,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 238. [2024-11-14 03:39:59,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 156 states have (on average 1.2115384615384615) internal successors, (189), 156 states have internal predecessors, (189), 69 states have call successors, (69), 12 states have call predecessors, (69), 12 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2024-11-14 03:39:59,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 327 transitions. [2024-11-14 03:39:59,560 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 327 transitions. Word has length 158 [2024-11-14 03:39:59,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:39:59,560 INFO L471 AbstractCegarLoop]: Abstraction has 238 states and 327 transitions. [2024-11-14 03:39:59,561 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-14 03:39:59,561 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 327 transitions. [2024-11-14 03:39:59,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-14 03:39:59,563 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:39:59,563 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 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 03:39:59,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2024-11-14 03:39:59,766 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:39:59,766 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:39:59,767 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:39:59,767 INFO L85 PathProgramCache]: Analyzing trace with hash -110595722, now seen corresponding path program 1 times [2024-11-14 03:39:59,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:39:59,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2027248569] [2024-11-14 03:39:59,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:39:59,768 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:39:59,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:39:59,771 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:39:59,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_07c95ecb-16b7-4a3f-b395-3029fff21c8f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-11-14 03:40:00,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:40:00,281 INFO L255 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 03:40:00,289 INFO L278 TraceCheckSpWp]: Computing forward predicates...