./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.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_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/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_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/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_923f6c92-f7ae-42d8-a19e-b0939508d032/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 2d357294cdbf181a5e3af8d47a55d3f998f7b8aa6adbc65e90978c3a6596470a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 02:42:02,691 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 02:42:02,783 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 02:42:02,794 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 02:42:02,794 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 02:42:02,833 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 02:42:02,835 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 02:42:02,835 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 02:42:02,835 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 02:42:02,836 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 02:42:02,836 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 02:42:02,836 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 02:42:02,837 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 02:42:02,837 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 02:42:02,838 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 02:42:02,838 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 02:42:02,839 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 02:42:02,839 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 02:42:02,839 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 02:42:02,839 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 02:42:02,839 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 02:42:02,839 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 02:42:02,840 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 02:42:02,840 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 02:42:02,840 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 02:42:02,840 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 02:42:02,840 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 02:42:02,840 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 02:42:02,840 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 02:42:02,840 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 02:42:02,840 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 02:42:02,841 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 02:42:02,841 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 02:42:02,841 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 02:42:02,841 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 02:42:02,841 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 02:42:02,841 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 02:42:02,841 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 02:42:02,841 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:42:02,841 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 02:42:02,841 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 02:42:02,841 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 02:42:02,841 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 02:42:02,842 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 02:42:02,842 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 02:42:02,842 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 02:42:02,842 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 02:42:02,842 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_923f6c92-f7ae-42d8-a19e-b0939508d032/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 -> 2d357294cdbf181a5e3af8d47a55d3f998f7b8aa6adbc65e90978c3a6596470a [2024-11-14 02:42:03,196 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 02:42:03,209 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 02:42:03,213 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 02:42:03,216 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 02:42:03,217 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 02:42:03,218 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i Unable to find full path for "g++" [2024-11-14 02:42:05,112 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 02:42:05,369 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 02:42:05,369 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i [2024-11-14 02:42:05,378 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/data/7ba53feb3/032ae569073b463284bf39ab291cd64c/FLAG2f4d5beb2 [2024-11-14 02:42:05,390 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/data/7ba53feb3/032ae569073b463284bf39ab291cd64c [2024-11-14 02:42:05,391 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 02:42:05,393 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 02:42:05,394 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 02:42:05,394 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 02:42:05,399 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 02:42:05,400 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:42:05" (1/1) ... [2024-11-14 02:42:05,403 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a1c10c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:05, skipping insertion in model container [2024-11-14 02:42:05,403 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:42:05" (1/1) ... [2024-11-14 02:42:05,431 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 02:42:05,582 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_923f6c92-f7ae-42d8-a19e-b0939508d032/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i[915,928] [2024-11-14 02:42:05,647 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:42:05,662 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 02:42:05,677 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_923f6c92-f7ae-42d8-a19e-b0939508d032/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i[915,928] [2024-11-14 02:42:05,716 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:42:05,738 INFO L204 MainTranslator]: Completed translation [2024-11-14 02:42:05,738 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:05 WrapperNode [2024-11-14 02:42:05,738 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 02:42:05,739 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 02:42:05,739 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 02:42:05,739 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 02:42:05,746 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:05" (1/1) ... [2024-11-14 02:42:05,757 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:05" (1/1) ... [2024-11-14 02:42:05,798 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 154 [2024-11-14 02:42:05,798 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 02:42:05,799 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 02:42:05,799 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 02:42:05,799 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 02:42:05,811 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:05" (1/1) ... [2024-11-14 02:42:05,811 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:05" (1/1) ... [2024-11-14 02:42:05,814 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:05" (1/1) ... [2024-11-14 02:42:05,815 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:05" (1/1) ... [2024-11-14 02:42:05,823 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:05" (1/1) ... [2024-11-14 02:42:05,828 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:05" (1/1) ... [2024-11-14 02:42:05,832 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:05" (1/1) ... [2024-11-14 02:42:05,834 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:05" (1/1) ... [2024-11-14 02:42:05,844 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 02:42:05,845 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 02:42:05,845 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 02:42:05,845 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 02:42:05,846 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:05" (1/1) ... [2024-11-14 02:42:05,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:42:05,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:42:05,885 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 02:42:05,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 02:42:05,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 02:42:05,916 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 02:42:05,916 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 02:42:05,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 02:42:05,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 02:42:05,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 02:42:06,028 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 02:42:06,030 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 02:42:06,566 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-14 02:42:06,566 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 02:42:06,919 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 02:42:06,920 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 02:42:06,921 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:42:06 BoogieIcfgContainer [2024-11-14 02:42:06,921 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 02:42:06,924 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 02:42:06,925 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 02:42:06,931 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 02:42:06,931 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 02:42:05" (1/3) ... [2024-11-14 02:42:06,933 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8895ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:42:06, skipping insertion in model container [2024-11-14 02:42:06,933 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:05" (2/3) ... [2024-11-14 02:42:06,934 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8895ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:42:06, skipping insertion in model container [2024-11-14 02:42:06,934 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:42:06" (3/3) ... [2024-11-14 02:42:06,935 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-70.i [2024-11-14 02:42:06,955 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 02:42:06,956 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-70.i that has 2 procedures, 42 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 02:42:07,026 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 02:42:07,043 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;@5e2df068, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 02:42:07,045 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 02:42:07,052 INFO L276 IsEmpty]: Start isEmpty. Operand has 42 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-14 02:42:07,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-14 02:42:07,062 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:42:07,063 INFO L215 NwaCegarLoop]: trace histogram [21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:42:07,064 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:42:07,070 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:42:07,070 INFO L85 PathProgramCache]: Analyzing trace with hash 1321609155, now seen corresponding path program 1 times [2024-11-14 02:42:07,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:42:07,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975192621] [2024-11-14 02:42:07,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:42:07,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:42:07,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 02:42:07,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [999916762] [2024-11-14 02:42:07,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:42:07,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 02:42:07,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:42:07,778 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 02:42:07,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 02:42:08,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 02:42:08,484 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 02:42:08,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 02:42:08,693 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 02:42:08,695 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 02:42:08,696 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 02:42:08,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 02:42:08,903 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-14 02:42:08,908 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 02:42:09,013 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 02:42:09,020 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 02:42:09 BoogieIcfgContainer [2024-11-14 02:42:09,021 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 02:42:09,021 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 02:42:09,022 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 02:42:09,022 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 02:42:09,023 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:42:06" (3/4) ... [2024-11-14 02:42:09,025 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 02:42:09,026 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 02:42:09,030 INFO L158 Benchmark]: Toolchain (without parser) took 3634.47ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 66.1MB in the end (delta: 27.0MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2024-11-14 02:42:09,030 INFO L158 Benchmark]: CDTParser took 1.54ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 02:42:09,031 INFO L158 Benchmark]: CACSL2BoogieTranslator took 344.36ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 78.7MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 02:42:09,033 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.56ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 75.5MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 02:42:09,033 INFO L158 Benchmark]: Boogie Preprocessor took 44.97ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 73.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 02:42:09,034 INFO L158 Benchmark]: RCFGBuilder took 1076.55ms. Allocated memory is still 117.4MB. Free memory was 73.8MB in the beginning and 82.4MB in the end (delta: -8.6MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. [2024-11-14 02:42:09,034 INFO L158 Benchmark]: TraceAbstraction took 2096.34ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 66.1MB in the end (delta: 15.8MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2024-11-14 02:42:09,034 INFO L158 Benchmark]: Witness Printer took 4.88ms. Allocated memory is still 117.4MB. Free memory was 66.1MB in the beginning and 66.1MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 02:42:09,039 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.54ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 344.36ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 78.7MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.56ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 75.5MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 44.97ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 73.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1076.55ms. Allocated memory is still 117.4MB. Free memory was 73.8MB in the beginning and 82.4MB in the end (delta: -8.6MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. * TraceAbstraction took 2096.34ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 66.1MB in the end (delta: 15.8MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. * Witness Printer took 4.88ms. Allocated memory is still 117.4MB. Free memory was 66.1MB in the beginning and 66.1MB in the end (delta: 13.7kB). 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 someBinaryArithmeticDOUBLEoperation at line 88, overapproximation of someBinaryDOUBLEComparisonOperation at line 104, overapproximation of someBinaryDOUBLEComparisonOperation at line 102, overapproximation of someBinaryDOUBLEComparisonOperation at line 72, overapproximation of someBinaryDOUBLEComparisonOperation at line 106. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 5.05; [L23] double var_1_6 = 0.0; [L24] double var_1_7 = 49.5; [L25] double var_1_8 = 16.75; [L26] unsigned short int var_1_9 = 1; [L27] unsigned long int var_1_11 = 8; [L28] unsigned char var_1_12 = 0; [L29] unsigned char var_1_13 = 1; [L30] unsigned char var_1_14 = 32; [L31] unsigned char var_1_15 = 50; [L32] unsigned char var_1_16 = 8; [L33] unsigned char var_1_17 = 32; [L34] unsigned long int var_1_18 = 2; [L35] unsigned long int var_1_19 = 3876014737; [L36] unsigned char var_1_20 = 0; [L37] unsigned short int var_1_21 = 25; [L38] unsigned short int var_1_22 = 50; [L39] unsigned short int var_1_23 = 100; [L40] unsigned char var_1_24 = 5; [L41] unsigned char var_1_25 = 100; [L42] signed long int var_1_26 = 16; [L43] signed long int var_1_27 = 1; [L44] unsigned char var_1_28 = 1; [L45] unsigned char var_1_29 = 0; [L46] double last_1_var_1_1 = 5.05; [L47] unsigned short int last_1_var_1_9 = 1; [L48] unsigned long int last_1_var_1_11 = 8; [L49] unsigned char last_1_var_1_14 = 32; [L50] unsigned char last_1_var_1_20 = 0; [L147] isInitial = 1 [L148] FCALL initially() [L149] COND TRUE 1 [L150] CALL updateLastVariables() [L136] last_1_var_1_1 = var_1_1 [L137] last_1_var_1_9 = var_1_9 [L138] last_1_var_1_11 = var_1_11 [L139] last_1_var_1_14 = var_1_14 [L140] last_1_var_1_20 = var_1_20 [L150] RET updateLastVariables() [L151] CALL updateVariables() [L101] var_1_6 = __VERIFIER_nondet_double() [L102] CALL assume_abort_if_not((var_1_6 >= 2305843.009213691390e+12F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_7=99/2, var_1_8=67/4, var_1_9=1] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not((var_1_6 >= 2305843.009213691390e+12F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_7=99/2, var_1_8=67/4, var_1_9=1] [L103] var_1_7 = __VERIFIER_nondet_double() [L104] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 2305843.009213691390e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_8=67/4, var_1_9=1] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 2305843.009213691390e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_8=67/4, var_1_9=1] [L105] var_1_8 = __VERIFIER_nondet_double() [L106] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L107] var_1_13 = __VERIFIER_nondet_uchar() [L108] CALL assume_abort_if_not(var_1_13 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_13 >= 1) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L109] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=50, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L110] var_1_15 = __VERIFIER_nondet_uchar() [L111] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L112] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=8, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L113] var_1_16 = __VERIFIER_nondet_uchar() [L114] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L115] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=32, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L116] var_1_17 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L118] CALL assume_abort_if_not(var_1_17 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_17 <= 254) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=3876014737, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L119] var_1_19 = __VERIFIER_nondet_ulong() [L120] CALL assume_abort_if_not(var_1_19 >= 3221225470) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934568, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_19 >= 3221225470) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934568, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L121] CALL assume_abort_if_not(var_1_19 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934568, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_19 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934568, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=50, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L122] var_1_22 = __VERIFIER_nondet_ushort() [L123] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934568, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934568, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L124] CALL assume_abort_if_not(var_1_22 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934568, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=101, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_22 <= 65534) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934568, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=101, var_1_23=100, var_1_24=5, var_1_25=100, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L125] var_1_25 = __VERIFIER_nondet_uchar() [L126] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934568, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=101, var_1_23=100, var_1_24=5, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934568, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=101, var_1_23=100, var_1_24=5, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L127] CALL assume_abort_if_not(var_1_25 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934568, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=101, var_1_23=100, var_1_24=5, var_1_25=102, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_25 <= 254) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934568, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=101, var_1_23=100, var_1_24=5, var_1_25=102, var_1_26=16, var_1_27=1, var_1_28=1, var_1_29=0, var_1_9=1] [L128] var_1_27 = __VERIFIER_nondet_long() [L129] CALL assume_abort_if_not(var_1_27 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934568, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=101, var_1_23=100, var_1_24=5, var_1_25=102, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_27 >= -2147483647) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934568, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=101, var_1_23=100, var_1_24=5, var_1_25=102, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_29=0, var_1_9=1] [L130] CALL assume_abort_if_not(var_1_27 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934568, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=101, var_1_23=100, var_1_24=5, var_1_25=102, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_27 <= 2147483646) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934568, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=101, var_1_23=100, var_1_24=5, var_1_25=102, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_29=0, var_1_9=1] [L131] var_1_29 = __VERIFIER_nondet_uchar() [L132] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934568, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=101, var_1_23=100, var_1_24=5, var_1_25=102, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_9=1] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934568, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=101, var_1_23=100, var_1_24=5, var_1_25=102, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_9=1] [L133] CALL assume_abort_if_not(var_1_29 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934568, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=101, var_1_23=100, var_1_24=5, var_1_25=102, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_29=0, var_1_9=1] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_29 <= 0) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=8, var_1_12=0, var_1_13=1, var_1_14=32, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=2, var_1_19=8589934568, var_1_1=101/20, var_1_20=0, var_1_21=25, var_1_22=101, var_1_23=100, var_1_24=5, var_1_25=102, var_1_26=16, var_1_27=-2147483647, var_1_28=1, var_1_29=0, var_1_9=1] [L151] RET updateVariables() [L152] CALL step() [L54] var_1_21 = var_1_22 [L55] var_1_23 = var_1_22 [L56] var_1_24 = var_1_25 [L57] COND TRUE var_1_21 != var_1_24 [L58] COND FALSE !(var_1_23 >= var_1_25) [L62] COND TRUE var_1_24 > var_1_22 [L63] COND TRUE 100 < var_1_23 [L64] var_1_28 = var_1_29 [L67] COND TRUE \read(var_1_13) [L68] var_1_18 = ((var_1_19 - last_1_var_1_9) - last_1_var_1_11) [L72] COND TRUE var_1_6 > ((((var_1_8) < (last_1_var_1_1)) ? (var_1_8) : (last_1_var_1_1))) [L73] COND TRUE ! ((last_1_var_1_1 == var_1_7) && (last_1_var_1_20 || last_1_var_1_20)) [L74] COND TRUE ! (var_1_6 <= var_1_7) [L75] var_1_9 = ((((last_1_var_1_14) < (last_1_var_1_14)) ? (last_1_var_1_14) : (last_1_var_1_14))) [L81] COND TRUE (8 - 64) <= (var_1_9 - var_1_9) [L82] var_1_14 = (((((var_1_15 + var_1_16)) < (var_1_17)) ? ((var_1_15 + var_1_16)) : (var_1_17))) [L86] signed long int stepLocal_0 = - ((((var_1_9) < (var_1_9)) ? (var_1_9) : (var_1_9))); [L87] COND FALSE !(var_1_18 >= stepLocal_0) [L90] var_1_1 = var_1_7 [L92] COND TRUE (var_1_14 / var_1_19) <= ((((var_1_18) < (var_1_14)) ? (var_1_18) : (var_1_14))) [L93] var_1_20 = var_1_13 [L95] COND TRUE \read(var_1_20) [L96] var_1_12 = var_1_13 [L98] var_1_11 = (var_1_9 + (((((var_1_18) < (var_1_9)) ? (var_1_18) : (var_1_9))) + 2u)) [L152] RET step() [L153] CALL, EXPR property() [L143-L144] return (((((((var_1_18 >= (- ((((var_1_9) < (var_1_9)) ? (var_1_9) : (var_1_9))))) ? (var_1_1 == ((double) (((var_1_6 - var_1_7) - ((((64.75) > (128.725)) ? (64.75) : (128.725)))) + var_1_8))) : (var_1_1 == ((double) var_1_7))) && ((var_1_6 > ((((var_1_8) < (last_1_var_1_1)) ? (var_1_8) : (last_1_var_1_1)))) ? ((! ((last_1_var_1_1 == var_1_7) && (last_1_var_1_20 || last_1_var_1_20))) ? ((! (var_1_6 <= var_1_7)) ? (var_1_9 == ((unsigned short int) ((((last_1_var_1_14) < (last_1_var_1_14)) ? (last_1_var_1_14) : (last_1_var_1_14))))) : 1) : (var_1_9 == ((unsigned short int) last_1_var_1_14))) : 1)) && (var_1_11 == ((unsigned long int) (var_1_9 + (((((var_1_18) < (var_1_9)) ? (var_1_18) : (var_1_9))) + 2u))))) && (var_1_20 ? (var_1_12 == ((unsigned char) var_1_13)) : 1)) && (((8 - 64) <= (var_1_9 - var_1_9)) ? (var_1_14 == ((unsigned char) (((((var_1_15 + var_1_16)) < (var_1_17)) ? ((var_1_15 + var_1_16)) : (var_1_17))))) : (var_1_14 == ((unsigned char) var_1_17)))) && (var_1_13 ? (var_1_18 == ((unsigned long int) ((var_1_19 - last_1_var_1_9) - last_1_var_1_11))) : (var_1_18 == ((unsigned long int) (((((var_1_19 - var_1_17)) > (var_1_15)) ? ((var_1_19 - var_1_17)) : (var_1_15))))))) && (((var_1_14 / var_1_19) <= ((((var_1_18) < (var_1_14)) ? (var_1_18) : (var_1_14)))) ? (var_1_20 == ((unsigned char) var_1_13)) : 1) ; [L153] RET, EXPR property() [L153] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=66, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=8589934559, var_1_19=8589934568, var_1_1=2, var_1_20=1, var_1_21=101, var_1_22=101, var_1_23=101, var_1_24=102, var_1_25=102, var_1_26=16, var_1_27=-2147483647, var_1_28=0, var_1_29=0, var_1_7=2, var_1_9=32] [L19] reach_error() VAL [isInitial=1, last_1_var_1_11=8, last_1_var_1_14=32, last_1_var_1_1=101/20, last_1_var_1_20=0, last_1_var_1_9=1, var_1_11=66, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=8589934559, var_1_19=8589934568, var_1_1=2, var_1_20=1, var_1_21=101, var_1_22=101, var_1_23=101, var_1_24=102, var_1_25=102, var_1_26=16, var_1_27=-2147483647, var_1_28=0, var_1_29=0, var_1_7=2, var_1_9=32] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 42 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 1, TraceHistogramMax: 21, 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=42occurred 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, 158 NumberOfCodeBlocks, 158 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 02:42:09,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/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_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/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_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/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_923f6c92-f7ae-42d8-a19e-b0939508d032/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 2d357294cdbf181a5e3af8d47a55d3f998f7b8aa6adbc65e90978c3a6596470a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 02:42:11,937 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 02:42:12,066 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 02:42:12,072 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 02:42:12,072 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 02:42:12,101 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 02:42:12,102 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 02:42:12,102 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 02:42:12,103 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 02:42:12,103 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 02:42:12,103 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 02:42:12,103 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 02:42:12,103 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 02:42:12,103 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 02:42:12,103 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 02:42:12,105 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 02:42:12,106 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 02:42:12,106 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 02:42:12,107 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 02:42:12,107 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 02:42:12,107 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 02:42:12,107 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 02:42:12,108 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 02:42:12,108 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 02:42:12,108 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 02:42:12,108 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 02:42:12,108 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 02:42:12,108 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 02:42:12,109 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 02:42:12,109 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 02:42:12,109 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 02:42:12,109 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 02:42:12,109 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 02:42:12,109 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 02:42:12,110 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 02:42:12,110 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:42:12,110 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 02:42:12,111 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 02:42:12,111 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 02:42:12,111 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 02:42:12,111 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 02:42:12,111 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 02:42:12,111 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 02:42:12,111 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_923f6c92-f7ae-42d8-a19e-b0939508d032/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 -> 2d357294cdbf181a5e3af8d47a55d3f998f7b8aa6adbc65e90978c3a6596470a [2024-11-14 02:42:12,481 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 02:42:12,489 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 02:42:12,492 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 02:42:12,493 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 02:42:12,493 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 02:42:12,494 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i Unable to find full path for "g++" [2024-11-14 02:42:14,484 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 02:42:14,786 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 02:42:14,786 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i [2024-11-14 02:42:14,805 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/data/cbc6e2e38/0fc8b6bae7e64e6280ba5ace0d6ac30d/FLAG8c642dbc8 [2024-11-14 02:42:14,830 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/data/cbc6e2e38/0fc8b6bae7e64e6280ba5ace0d6ac30d [2024-11-14 02:42:14,832 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 02:42:14,835 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 02:42:14,837 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 02:42:14,838 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 02:42:14,843 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 02:42:14,844 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:42:14" (1/1) ... [2024-11-14 02:42:14,845 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@349c0b0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:14, skipping insertion in model container [2024-11-14 02:42:14,846 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:42:14" (1/1) ... [2024-11-14 02:42:14,873 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 02:42:15,051 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_923f6c92-f7ae-42d8-a19e-b0939508d032/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i[915,928] [2024-11-14 02:42:15,143 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:42:15,166 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 02:42:15,179 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_923f6c92-f7ae-42d8-a19e-b0939508d032/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-70.i[915,928] [2024-11-14 02:42:15,226 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:42:15,255 INFO L204 MainTranslator]: Completed translation [2024-11-14 02:42:15,255 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:15 WrapperNode [2024-11-14 02:42:15,256 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 02:42:15,257 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 02:42:15,257 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 02:42:15,257 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 02:42:15,264 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:15" (1/1) ... [2024-11-14 02:42:15,275 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:15" (1/1) ... [2024-11-14 02:42:15,303 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 153 [2024-11-14 02:42:15,303 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 02:42:15,304 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 02:42:15,304 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 02:42:15,304 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 02:42:15,312 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:15" (1/1) ... [2024-11-14 02:42:15,313 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:15" (1/1) ... [2024-11-14 02:42:15,316 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:15" (1/1) ... [2024-11-14 02:42:15,317 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:15" (1/1) ... [2024-11-14 02:42:15,326 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:15" (1/1) ... [2024-11-14 02:42:15,330 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:15" (1/1) ... [2024-11-14 02:42:15,333 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:15" (1/1) ... [2024-11-14 02:42:15,334 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:15" (1/1) ... [2024-11-14 02:42:15,337 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 02:42:15,338 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 02:42:15,339 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 02:42:15,339 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 02:42:15,340 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:15" (1/1) ... [2024-11-14 02:42:15,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:42:15,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:42:15,384 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 02:42:15,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 02:42:15,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 02:42:15,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 02:42:15,411 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 02:42:15,411 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 02:42:15,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 02:42:15,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 02:42:15,503 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 02:42:15,506 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 02:42:20,125 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-14 02:42:20,125 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 02:42:20,142 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 02:42:20,143 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 02:42:20,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:42:20 BoogieIcfgContainer [2024-11-14 02:42:20,143 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 02:42:20,149 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 02:42:20,149 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 02:42:20,156 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 02:42:20,156 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 02:42:14" (1/3) ... [2024-11-14 02:42:20,157 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23fe5b96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:42:20, skipping insertion in model container [2024-11-14 02:42:20,157 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:42:15" (2/3) ... [2024-11-14 02:42:20,158 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23fe5b96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:42:20, skipping insertion in model container [2024-11-14 02:42:20,159 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:42:20" (3/3) ... [2024-11-14 02:42:20,160 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-70.i [2024-11-14 02:42:20,201 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 02:42:20,206 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-70.i that has 2 procedures, 66 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 02:42:20,292 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 02:42:20,313 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;@507bb76, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 02:42:20,314 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 02:42:20,319 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 42 states have (on average 1.4047619047619047) internal successors, (59), 43 states have internal predecessors, (59), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-14 02:42:20,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-14 02:42:20,335 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:42:20,336 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:42:20,336 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:42:20,341 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:42:20,341 INFO L85 PathProgramCache]: Analyzing trace with hash 121405471, now seen corresponding path program 1 times [2024-11-14 02:42:20,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 02:42:20,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [630111169] [2024-11-14 02:42:20,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:42:20,353 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 02:42:20,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 02:42:20,356 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/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 02:42:20,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/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 02:42:20,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:42:20,898 INFO L255 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 02:42:20,907 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:42:20,972 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 296 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-14 02:42:20,974 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 02:42:20,975 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 02:42:20,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [630111169] [2024-11-14 02:42:20,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [630111169] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:42:20,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 02:42:20,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 02:42:20,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080608129] [2024-11-14 02:42:20,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:42:20,987 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 02:42:20,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 02:42:21,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 02:42:21,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 02:42:21,015 INFO L87 Difference]: Start difference. First operand has 66 states, 42 states have (on average 1.4047619047619047) internal successors, (59), 43 states have internal predecessors, (59), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-14 02:42:21,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:42:21,062 INFO L93 Difference]: Finished difference Result 125 states and 217 transitions. [2024-11-14 02:42:21,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 02:42:21,064 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 136 [2024-11-14 02:42:21,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:42:21,073 INFO L225 Difference]: With dead ends: 125 [2024-11-14 02:42:21,073 INFO L226 Difference]: Without dead ends: 62 [2024-11-14 02:42:21,077 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 135 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 02:42:21,081 INFO L432 NwaCegarLoop]: 93 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, 93 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 02:42:21,082 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 02:42:21,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2024-11-14 02:42:21,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2024-11-14 02:42:21,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 39 states have internal predecessors, (51), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-14 02:42:21,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 93 transitions. [2024-11-14 02:42:21,139 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 93 transitions. Word has length 136 [2024-11-14 02:42:21,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:42:21,140 INFO L471 AbstractCegarLoop]: Abstraction has 62 states and 93 transitions. [2024-11-14 02:42:21,140 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-14 02:42:21,140 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 93 transitions. [2024-11-14 02:42:21,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-14 02:42:21,144 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:42:21,144 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:42:21,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/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 02:42:21,345 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/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 02:42:21,345 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:42:21,346 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:42:21,346 INFO L85 PathProgramCache]: Analyzing trace with hash 793973605, now seen corresponding path program 1 times [2024-11-14 02:42:21,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 02:42:21,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1477026485] [2024-11-14 02:42:21,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:42:21,348 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 02:42:21,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 02:42:21,351 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/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 02:42:21,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/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 02:42:21,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:42:21,845 INFO L255 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-14 02:42:21,854 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:42:26,618 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 438 proven. 27 refuted. 0 times theorem prover too weak. 375 trivial. 0 not checked. [2024-11-14 02:42:26,618 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 02:42:27,542 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 02:42:27,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1477026485] [2024-11-14 02:42:27,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1477026485] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 02:42:27,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [798320339] [2024-11-14 02:42:27,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:42:27,544 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 02:42:27,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 02:42:27,547 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 02:42:27,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-14 02:42:28,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:42:28,652 INFO L255 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-14 02:42:28,658 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:42:32,301 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 438 proven. 27 refuted. 0 times theorem prover too weak. 375 trivial. 0 not checked. [2024-11-14 02:42:32,301 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 02:42:32,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [798320339] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 02:42:32,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1796274137] [2024-11-14 02:42:32,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:42:32,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 02:42:32,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:42:32,790 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 02:42:32,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-14 02:42:33,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:42:33,073 INFO L255 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-14 02:42:33,078 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:42:35,839 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 438 proven. 27 refuted. 0 times theorem prover too weak. 375 trivial. 0 not checked. [2024-11-14 02:42:35,840 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 02:42:36,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1796274137] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 02:42:36,187 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 02:42:36,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 8 [2024-11-14 02:42:36,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661825745] [2024-11-14 02:42:36,188 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 02:42:36,189 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-14 02:42:36,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 02:42:36,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-14 02:42:36,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2024-11-14 02:42:36,195 INFO L87 Difference]: Start difference. First operand 62 states and 93 transitions. Second operand has 9 states, 9 states have (on average 4.444444444444445) internal successors, (40), 8 states have internal predecessors, (40), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-14 02:42:39,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 02:42:41,490 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 02:42:42,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:42:42,473 INFO L93 Difference]: Finished difference Result 246 states and 369 transitions. [2024-11-14 02:42:42,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 02:42:42,474 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.444444444444445) internal successors, (40), 8 states have internal predecessors, (40), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 136 [2024-11-14 02:42:42,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:42:42,478 INFO L225 Difference]: With dead ends: 246 [2024-11-14 02:42:42,478 INFO L226 Difference]: Without dead ends: 187 [2024-11-14 02:42:42,479 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 610 GetRequests, 589 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=132, Invalid=374, Unknown=0, NotChecked=0, Total=506 [2024-11-14 02:42:42,480 INFO L432 NwaCegarLoop]: 130 mSDtfsCounter, 231 mSDsluCounter, 270 mSDsCounter, 0 mSdLazyCounter, 381 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 231 SdHoareTripleChecker+Valid, 400 SdHoareTripleChecker+Invalid, 456 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 381 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-11-14 02:42:42,481 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [231 Valid, 400 Invalid, 456 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 381 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2024-11-14 02:42:42,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2024-11-14 02:42:42,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 123. [2024-11-14 02:42:42,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 77 states have (on average 1.3116883116883118) internal successors, (101), 77 states have internal predecessors, (101), 42 states have call successors, (42), 3 states have call predecessors, (42), 3 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-14 02:42:42,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 185 transitions. [2024-11-14 02:42:42,530 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 185 transitions. Word has length 136 [2024-11-14 02:42:42,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:42:42,531 INFO L471 AbstractCegarLoop]: Abstraction has 123 states and 185 transitions. [2024-11-14 02:42:42,531 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.444444444444445) internal successors, (40), 8 states have internal predecessors, (40), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-14 02:42:42,531 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 185 transitions. [2024-11-14 02:42:42,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-14 02:42:42,534 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:42:42,534 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:42:42,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-14 02:42:42,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/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 02:42:42,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-14 02:42:43,135 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 02:42:43,135 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:42:43,136 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:42:43,136 INFO L85 PathProgramCache]: Analyzing trace with hash -15373021, now seen corresponding path program 1 times [2024-11-14 02:42:43,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 02:42:43,136 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1864216092] [2024-11-14 02:42:43,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:42:43,136 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 02:42:43,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 02:42:43,140 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/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 02:42:43,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_923f6c92-f7ae-42d8-a19e-b0939508d032/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 02:42:43,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:42:43,579 INFO L255 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-14 02:42:43,584 INFO L278 TraceCheckSpWp]: Computing forward predicates...