./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-33.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_ca48586f-bacc-4869-ac78-33d9131ba6f0/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/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_ca48586f-bacc-4869-ac78-33d9131ba6f0/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-33.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/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_ca48586f-bacc-4869-ac78-33d9131ba6f0/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 4d64e07e8d5a10e089b0a19820fd0c594aa38dab419d8164489758563af2a155 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:16:42,227 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:16:42,308 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 03:16:42,319 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:16:42,319 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:16:42,348 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:16:42,349 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:16:42,349 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:16:42,350 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:16:42,350 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:16:42,350 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:16:42,350 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:16:42,351 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:16:42,351 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 03:16:42,351 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:16:42,351 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:16:42,351 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 03:16:42,352 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 03:16:42,352 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:16:42,352 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 03:16:42,352 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 03:16:42,352 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 03:16:42,353 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:16:42,353 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:16:42,353 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:16:42,354 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 03:16:42,354 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:16:42,354 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:16:42,354 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:16:42,354 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:16:42,354 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:16:42,355 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:16:42,355 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:16:42,355 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:16:42,355 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:16:42,355 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:16:42,355 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:16:42,356 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:16:42,356 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:16:42,356 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:16:42,356 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:16:42,356 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:16:42,357 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 03:16:42,357 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 03:16:42,357 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:16:42,357 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:16:42,357 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 03:16:42,357 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_ca48586f-bacc-4869-ac78-33d9131ba6f0/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 -> 4d64e07e8d5a10e089b0a19820fd0c594aa38dab419d8164489758563af2a155 [2024-11-14 03:16:42,774 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:16:42,785 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:16:42,788 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:16:42,790 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:16:42,791 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:16:42,795 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-33.i Unable to find full path for "g++" [2024-11-14 03:16:45,096 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:16:45,454 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:16:45,455 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-33.i [2024-11-14 03:16:45,465 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/bin/utaipan-verify-sOmjnqqW8E/data/307260eb4/58c16a176b53423aba1aeb2389a7724a/FLAG1ed5bb453 [2024-11-14 03:16:45,677 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/bin/utaipan-verify-sOmjnqqW8E/data/307260eb4/58c16a176b53423aba1aeb2389a7724a [2024-11-14 03:16:45,680 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:16:45,682 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:16:45,684 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:16:45,684 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:16:45,690 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:16:45,691 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:16:45" (1/1) ... [2024-11-14 03:16:45,693 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19d1cd40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:45, skipping insertion in model container [2024-11-14 03:16:45,693 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:16:45" (1/1) ... [2024-11-14 03:16:45,725 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:16:45,944 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_ca48586f-bacc-4869-ac78-33d9131ba6f0/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-33.i[913,926] [2024-11-14 03:16:46,014 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:16:46,032 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:16:46,054 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_ca48586f-bacc-4869-ac78-33d9131ba6f0/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-33.i[913,926] [2024-11-14 03:16:46,122 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:16:46,156 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:16:46,158 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:46 WrapperNode [2024-11-14 03:16:46,158 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:16:46,160 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:16:46,160 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:16:46,160 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:16:46,171 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:46" (1/1) ... [2024-11-14 03:16:46,186 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:46" (1/1) ... [2024-11-14 03:16:46,259 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 174 [2024-11-14 03:16:46,264 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:16:46,265 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:16:46,269 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:16:46,269 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:16:46,284 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:46" (1/1) ... [2024-11-14 03:16:46,284 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:46" (1/1) ... [2024-11-14 03:16:46,291 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:46" (1/1) ... [2024-11-14 03:16:46,291 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:46" (1/1) ... [2024-11-14 03:16:46,305 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:46" (1/1) ... [2024-11-14 03:16:46,316 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:46" (1/1) ... [2024-11-14 03:16:46,319 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:46" (1/1) ... [2024-11-14 03:16:46,324 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:46" (1/1) ... [2024-11-14 03:16:46,333 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:16:46,337 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:16:46,338 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:16:46,338 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:16:46,339 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:46" (1/1) ... [2024-11-14 03:16:46,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:16:46,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:16:46,394 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:16:46,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:16:46,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:16:46,437 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:16:46,438 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:16:46,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 03:16:46,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:16:46,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:16:46,567 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:16:46,569 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:16:47,214 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-14 03:16:47,214 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:16:47,582 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:16:47,582 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:16:47,583 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:16:47 BoogieIcfgContainer [2024-11-14 03:16:47,583 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:16:47,588 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:16:47,588 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:16:47,594 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:16:47,594 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:16:45" (1/3) ... [2024-11-14 03:16:47,595 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6749f92c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:16:47, skipping insertion in model container [2024-11-14 03:16:47,595 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:46" (2/3) ... [2024-11-14 03:16:47,596 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6749f92c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:16:47, skipping insertion in model container [2024-11-14 03:16:47,597 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:16:47" (3/3) ... [2024-11-14 03:16:47,598 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-33.i [2024-11-14 03:16:47,621 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:16:47,623 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-33.i that has 2 procedures, 51 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:16:47,691 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:16:47,706 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;@6deb0cbf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:16:47,707 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:16:47,712 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-14 03:16:47,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-14 03:16:47,723 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:16:47,724 INFO L215 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:16:47,724 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:16:47,730 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:16:47,730 INFO L85 PathProgramCache]: Analyzing trace with hash -80020593, now seen corresponding path program 1 times [2024-11-14 03:16:47,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:16:47,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715782318] [2024-11-14 03:16:47,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:16:47,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:16:48,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 03:16:48,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1963552192] [2024-11-14 03:16:48,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:16:48,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:16:48,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:16:48,581 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:16:48,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 03:16:49,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:16:49,173 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 03:16:49,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:16:49,476 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 03:16:49,479 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 03:16:49,481 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 03:16:49,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-14 03:16:49,684 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:16:49,692 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 03:16:49,818 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 03:16:49,821 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 03:16:49 BoogieIcfgContainer [2024-11-14 03:16:49,822 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 03:16:49,822 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 03:16:49,822 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 03:16:49,823 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 03:16:49,823 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:16:47" (3/4) ... [2024-11-14 03:16:49,826 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 03:16:49,827 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 03:16:49,830 INFO L158 Benchmark]: Toolchain (without parser) took 4145.98ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 59.1MB in the end (delta: 34.4MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. [2024-11-14 03:16:49,830 INFO L158 Benchmark]: CDTParser took 0.55ms. Allocated memory is still 142.6MB. Free memory is still 79.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:16:49,831 INFO L158 Benchmark]: CACSL2BoogieTranslator took 475.27ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 79.7MB in the end (delta: 13.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 03:16:49,831 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.55ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 76.4MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:16:49,831 INFO L158 Benchmark]: Boogie Preprocessor took 71.71ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 75.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:16:49,832 INFO L158 Benchmark]: RCFGBuilder took 1245.43ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 79.8MB in the end (delta: -4.8MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. [2024-11-14 03:16:49,832 INFO L158 Benchmark]: TraceAbstraction took 2233.99ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 60.0MB in the end (delta: 19.3MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2024-11-14 03:16:49,832 INFO L158 Benchmark]: Witness Printer took 4.55ms. Allocated memory is still 117.4MB. Free memory was 60.0MB in the beginning and 59.1MB in the end (delta: 802.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:16:49,834 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55ms. Allocated memory is still 142.6MB. Free memory is still 79.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 475.27ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 79.7MB in the end (delta: 13.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.55ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 76.4MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 71.71ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 75.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1245.43ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 79.8MB in the end (delta: -4.8MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2233.99ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 60.0MB in the end (delta: 19.3MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. * Witness Printer took 4.55ms. Allocated memory is still 117.4MB. Free memory was 60.0MB in the beginning and 59.1MB in the end (delta: 802.8kB). 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 bitwiseOr at line 47, overapproximation of someUnaryDOUBLEoperation at line 30, overapproximation of someBinaryDOUBLEComparisonOperation at line 90, overapproximation of someBinaryDOUBLEComparisonOperation at line 54, overapproximation of someBinaryDOUBLEComparisonOperation at line 92. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 8; [L23] unsigned char var_1_2 = 10; [L24] signed long int var_1_3 = 64; [L25] signed long int var_1_4 = 50; [L26] signed short int var_1_5 = -10; [L27] signed short int var_1_6 = 25; [L28] unsigned short int var_1_7 = 256; [L29] double var_1_8 = 4.58; [L30] double var_1_9 = -0.1; [L31] unsigned char var_1_10 = 1; [L32] signed short int var_1_11 = 0; [L33] unsigned char var_1_12 = 0; [L34] unsigned char var_1_13 = 1; [L35] signed char var_1_14 = -16; [L36] signed char var_1_15 = 8; [L37] signed char var_1_16 = 8; [L38] signed char var_1_17 = 10; [L39] signed char var_1_18 = 0; [L40] unsigned long int var_1_19 = 16; [L41] signed char var_1_20 = 10; [L42] signed char var_1_21 = -50; [L127] isInitial = 1 [L128] FCALL initially() [L129] COND TRUE 1 [L130] FCALL updateLastVariables() [L131] CALL updateVariables() [L77] var_1_2 = __VERIFIER_nondet_uchar() [L78] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=64, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=64, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L79] CALL assume_abort_if_not(var_1_2 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=64, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_2 <= 255) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=64, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L80] var_1_3 = __VERIFIER_nondet_long() [L81] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L82] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=50, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L83] var_1_4 = __VERIFIER_nondet_long() [L84] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L85] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=25, var_1_7=256, var_1_8=229/50] [L86] var_1_6 = __VERIFIER_nondet_short() [L87] CALL assume_abort_if_not(var_1_6 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_6 >= -32767) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256, var_1_8=229/50] [L88] CALL assume_abort_if_not(var_1_6 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256, var_1_8=229/50] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_6 <= 32766) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256, var_1_8=229/50] [L89] var_1_8 = __VERIFIER_nondet_double() [L90] CALL assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L91] var_1_9 = __VERIFIER_nondet_double() [L92] CALL assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L93] var_1_10 = __VERIFIER_nondet_uchar() [L94] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L95] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L96] var_1_13 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_13 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_13 >= 1) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L98] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=8, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L99] var_1_15 = __VERIFIER_nondet_char() [L100] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=7, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=7, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L101] CALL assume_abort_if_not(var_1_15 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=7, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_15 <= 63) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=7, var_1_16=8, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L102] var_1_16 = __VERIFIER_nondet_char() [L103] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=7, var_1_16=63, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=7, var_1_16=63, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L104] CALL assume_abort_if_not(var_1_16 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=7, var_1_16=63, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_16 <= 63) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=7, var_1_16=63, var_1_17=10, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L105] var_1_17 = __VERIFIER_nondet_char() [L106] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=7, var_1_16=63, var_1_17=63, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=7, var_1_16=63, var_1_17=63, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L107] CALL assume_abort_if_not(var_1_17 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=7, var_1_16=63, var_1_17=63, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_17 <= 63) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=7, var_1_16=63, var_1_17=63, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L108] var_1_18 = __VERIFIER_nondet_char() [L109] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=7, var_1_16=63, var_1_17=63, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=7, var_1_16=63, var_1_17=63, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L110] CALL assume_abort_if_not(var_1_18 <= 31) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=7, var_1_16=63, var_1_17=63, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_18 <= 31) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=7, var_1_16=63, var_1_17=63, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=10, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L111] var_1_20 = __VERIFIER_nondet_char() [L112] CALL assume_abort_if_not(var_1_20 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=7, var_1_16=63, var_1_17=63, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=-128, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_20 >= -128) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=7, var_1_16=63, var_1_17=63, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=-128, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L113] CALL assume_abort_if_not(var_1_20 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=7, var_1_16=63, var_1_17=63, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=-128, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_20 <= 127) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=7, var_1_16=63, var_1_17=63, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=-128, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L114] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=7, var_1_16=63, var_1_17=63, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=-128, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=7, var_1_16=63, var_1_17=63, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=-128, var_1_21=-50, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L115] var_1_21 = __VERIFIER_nondet_char() [L116] CALL assume_abort_if_not(var_1_21 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=7, var_1_16=63, var_1_17=63, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=-128, var_1_21=-127, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_21 >= -128) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=7, var_1_16=63, var_1_17=63, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=-128, var_1_21=-127, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L117] CALL assume_abort_if_not(var_1_21 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=7, var_1_16=63, var_1_17=63, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=-128, var_1_21=-127, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_21 <= 127) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=7, var_1_16=63, var_1_17=63, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=-128, var_1_21=-127, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L118] CALL assume_abort_if_not(var_1_21 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=7, var_1_16=63, var_1_17=63, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=-128, var_1_21=-127, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_21 != 0) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=7, var_1_16=63, var_1_17=63, var_1_18=0, var_1_19=16, var_1_1=8, var_1_20=-128, var_1_21=-127, var_1_3=-1, var_1_4=1, var_1_5=-10, var_1_6=-1, var_1_7=256] [L131] RET updateVariables() [L132] CALL step() [L46] COND TRUE (- var_1_2) >= (-10 + ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) [L47] EXPR var_1_3 | var_1_2 [L47] COND FALSE !((~ (var_1_3 | var_1_2)) >= var_1_4) [L53] var_1_5 = ((((var_1_2) > (var_1_6)) ? (var_1_2) : (var_1_6))) [L54] COND FALSE !(((32.6 * var_1_8) >= var_1_9) && var_1_10) [L57] COND FALSE !(! (! (var_1_3 == var_1_5))) [L60] var_1_12 = (! ((var_1_2 < var_1_4) || var_1_13)) [L61] var_1_14 = ((((((var_1_15) > (1)) ? (var_1_15) : (1))) - var_1_16) + (var_1_17 - (4 + var_1_18))) [L62] COND TRUE var_1_14 >= var_1_11 [L63] COND TRUE (var_1_17 + (- 256u)) >= (var_1_4 % ((((500u) < 0 ) ? -(500u) : (500u)))) [L64] COND TRUE var_1_14 >= (((((var_1_15) > (var_1_1)) ? (var_1_15) : (var_1_1))) / ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21)))) [L65] var_1_19 = var_1_17 [L132] RET step() [L133] CALL, EXPR property() [L123] EXPR ((- var_1_2) >= (-10 + ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) ? (((~ (var_1_3 | var_1_2)) >= var_1_4) ? (var_1_1 == ((unsigned short int) var_1_2)) : 1) : (var_1_1 == ((unsigned short int) var_1_2)) [L123] EXPR var_1_3 | var_1_2 [L123] EXPR ((- var_1_2) >= (-10 + ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) ? (((~ (var_1_3 | var_1_2)) >= var_1_4) ? (var_1_1 == ((unsigned short int) var_1_2)) : 1) : (var_1_1 == ((unsigned short int) var_1_2)) [L123-L124] return ((((((((- var_1_2) >= (-10 + ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) ? (((~ (var_1_3 | var_1_2)) >= var_1_4) ? (var_1_1 == ((unsigned short int) var_1_2)) : 1) : (var_1_1 == ((unsigned short int) var_1_2))) && (var_1_5 == ((signed short int) ((((var_1_2) > (var_1_6)) ? (var_1_2) : (var_1_6)))))) && ((((32.6 * var_1_8) >= var_1_9) && var_1_10) ? (var_1_7 == ((unsigned short int) var_1_2)) : 1)) && ((! (! (var_1_3 == var_1_5))) ? (var_1_11 == ((signed short int) (((((0) > (var_1_2)) ? (0) : (var_1_2))) + 100))) : 1)) && (var_1_12 == ((unsigned char) (! ((var_1_2 < var_1_4) || var_1_13))))) && (var_1_14 == ((signed char) ((((((var_1_15) > (1)) ? (var_1_15) : (1))) - var_1_16) + (var_1_17 - (4 + var_1_18)))))) && ((var_1_14 >= var_1_11) ? (((var_1_17 + (- 256u)) >= (var_1_4 % ((((500u) < 0 ) ? -(500u) : (500u))))) ? ((var_1_14 >= (((((var_1_15) > (var_1_1)) ? (var_1_15) : (var_1_1))) / ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))))) ? (var_1_19 == ((unsigned long int) var_1_17)) : (var_1_19 == ((unsigned long int) var_1_7))) : (var_1_19 == ((unsigned long int) var_1_16))) : (var_1_19 == ((unsigned long int) var_1_18))) ; [L133] RET, EXPR property() [L133] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=3, var_1_15=7, var_1_16=63, var_1_17=63, var_1_18=0, var_1_19=63, var_1_1=8, var_1_20=-128, var_1_21=-127, var_1_2=0, var_1_3=-1, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=256] [L19] reach_error() VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_13=1, var_1_14=3, var_1_15=7, var_1_16=63, var_1_17=63, var_1_18=0, var_1_19=63, var_1_1=8, var_1_20=-128, var_1_21=-127, var_1_2=0, var_1_3=-1, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=256] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 1, TraceHistogramMax: 28, 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=51occurred 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, 1.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 204 NumberOfCodeBlocks, 204 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 03:16:49,876 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_ca48586f-bacc-4869-ac78-33d9131ba6f0/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/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_ca48586f-bacc-4869-ac78-33d9131ba6f0/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-33.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/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_ca48586f-bacc-4869-ac78-33d9131ba6f0/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 4d64e07e8d5a10e089b0a19820fd0c594aa38dab419d8164489758563af2a155 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:16:52,932 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:16:53,038 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 03:16:53,044 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:16:53,044 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:16:53,082 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:16:53,083 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:16:53,083 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:16:53,087 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:16:53,087 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:16:53,087 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:16:53,088 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:16:53,088 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:16:53,088 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:16:53,088 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:16:53,088 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:16:53,088 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:16:53,089 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:16:53,089 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:16:53,089 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:16:53,092 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:16:53,092 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:16:53,092 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:16:53,093 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:16:53,093 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 03:16:53,093 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 03:16:53,093 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:16:53,093 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 03:16:53,093 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:16:53,093 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:16:53,093 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:16:53,093 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:16:53,093 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 03:16:53,094 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:16:53,100 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:16:53,100 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:16:53,100 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:16:53,100 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:16:53,100 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:16:53,100 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 03:16:53,101 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 03:16:53,101 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:16:53,101 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:16:53,101 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_ca48586f-bacc-4869-ac78-33d9131ba6f0/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 -> 4d64e07e8d5a10e089b0a19820fd0c594aa38dab419d8164489758563af2a155 [2024-11-14 03:16:53,414 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:16:53,423 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:16:53,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:16:53,426 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:16:53,427 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:16:53,428 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-33.i Unable to find full path for "g++" [2024-11-14 03:16:55,459 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:16:55,746 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:16:55,758 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-33.i [2024-11-14 03:16:55,771 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/bin/utaipan-verify-sOmjnqqW8E/data/d147efc2f/6b09ae045e1f411e9c3ed522a6ac10e3/FLAG2bd77392d [2024-11-14 03:16:55,797 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/bin/utaipan-verify-sOmjnqqW8E/data/d147efc2f/6b09ae045e1f411e9c3ed522a6ac10e3 [2024-11-14 03:16:55,800 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:16:55,801 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:16:55,804 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:16:55,804 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:16:55,816 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:16:55,817 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:16:55" (1/1) ... [2024-11-14 03:16:55,818 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11166fed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:55, skipping insertion in model container [2024-11-14 03:16:55,818 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:16:55" (1/1) ... [2024-11-14 03:16:55,846 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:16:56,032 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_ca48586f-bacc-4869-ac78-33d9131ba6f0/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-33.i[913,926] [2024-11-14 03:16:56,131 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:16:56,158 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:16:56,172 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_ca48586f-bacc-4869-ac78-33d9131ba6f0/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-33.i[913,926] [2024-11-14 03:16:56,226 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:16:56,255 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:16:56,256 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:56 WrapperNode [2024-11-14 03:16:56,256 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:16:56,257 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:16:56,257 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:16:56,258 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:16:56,266 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:56" (1/1) ... [2024-11-14 03:16:56,281 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:56" (1/1) ... [2024-11-14 03:16:56,325 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 142 [2024-11-14 03:16:56,325 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:16:56,326 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:16:56,326 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:16:56,326 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:16:56,337 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:56" (1/1) ... [2024-11-14 03:16:56,337 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:56" (1/1) ... [2024-11-14 03:16:56,341 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:56" (1/1) ... [2024-11-14 03:16:56,342 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:56" (1/1) ... [2024-11-14 03:16:56,358 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:56" (1/1) ... [2024-11-14 03:16:56,365 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:56" (1/1) ... [2024-11-14 03:16:56,371 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:56" (1/1) ... [2024-11-14 03:16:56,376 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:56" (1/1) ... [2024-11-14 03:16:56,379 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:16:56,383 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:16:56,383 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:16:56,383 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:16:56,385 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:56" (1/1) ... [2024-11-14 03:16:56,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:16:56,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:16:56,424 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:16:56,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:16:56,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:16:56,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 03:16:56,460 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:16:56,460 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:16:56,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:16:56,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:16:56,605 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:16:56,609 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:17:00,641 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-14 03:17:00,641 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:17:00,656 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:17:00,656 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:17:00,657 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:17:00 BoogieIcfgContainer [2024-11-14 03:17:00,657 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:17:00,660 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:17:00,661 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:17:00,667 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:17:00,667 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:16:55" (1/3) ... [2024-11-14 03:17:00,668 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@267f72d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:17:00, skipping insertion in model container [2024-11-14 03:17:00,668 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:56" (2/3) ... [2024-11-14 03:17:00,668 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@267f72d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:17:00, skipping insertion in model container [2024-11-14 03:17:00,669 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:17:00" (3/3) ... [2024-11-14 03:17:00,670 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-33.i [2024-11-14 03:17:00,689 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:17:00,691 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-33.i that has 2 procedures, 70 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:17:00,780 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:17:00,795 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;@1da8b686, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:17:00,795 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:17:00,800 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 40 states have internal predecessors, (51), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-14 03:17:00,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-14 03:17:00,818 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:17:00,819 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:17:00,819 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:17:00,824 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:17:00,825 INFO L85 PathProgramCache]: Analyzing trace with hash 343232264, now seen corresponding path program 1 times [2024-11-14 03:17:00,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:17:00,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1503672811] [2024-11-14 03:17:00,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:17:00,842 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:17:00,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:17:00,848 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:17:00,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca48586f-bacc-4869-ac78-33d9131ba6f0/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-14 03:17:01,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:17:01,713 INFO L255 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-14 03:17:01,740 INFO L278 TraceCheckSpWp]: Computing forward predicates...