./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.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_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/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_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/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_c75b1310-302d-4672-ab47-702b6b268dba/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 db91e7c1347e4f784e0317d545c9cd2de6687960c1deff88b6b9b7847a27b87e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:29:55,383 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:29:55,505 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 04:29:55,518 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:29:55,519 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:29:55,571 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:29:55,572 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:29:55,572 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:29:55,572 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:29:55,574 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:29:55,575 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:29:55,576 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:29:55,576 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:29:55,576 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 04:29:55,576 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:29:55,576 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:29:55,576 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 04:29:55,576 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 04:29:55,576 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:29:55,577 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 04:29:55,577 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 04:29:55,577 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 04:29:55,577 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:29:55,577 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:29:55,577 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:29:55,578 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 04:29:55,578 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:29:55,578 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:29:55,578 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:29:55,578 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:29:55,578 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:29:55,578 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:29:55,578 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:29:55,578 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:29:55,580 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:29:55,580 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:29:55,580 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:29:55,580 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:29:55,580 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:29:55,581 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:29:55,581 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:29:55,581 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:29:55,581 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 04:29:55,581 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 04:29:55,582 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:29:55,582 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:29:55,582 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 04:29:55,582 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_c75b1310-302d-4672-ab47-702b6b268dba/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 -> db91e7c1347e4f784e0317d545c9cd2de6687960c1deff88b6b9b7847a27b87e [2024-11-14 04:29:56,017 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:29:56,036 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:29:56,039 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:29:56,042 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:29:56,043 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:29:56,047 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i Unable to find full path for "g++" [2024-11-14 04:29:58,409 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:29:58,812 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:29:58,829 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i [2024-11-14 04:29:58,852 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/data/edbfcfd3b/c5c754a5383242e1b241dbcc968ea7a2/FLAG1c272e9f7 [2024-11-14 04:29:58,880 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/data/edbfcfd3b/c5c754a5383242e1b241dbcc968ea7a2 [2024-11-14 04:29:58,884 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:29:58,885 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:29:58,887 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:29:58,887 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:29:58,893 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:29:58,894 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:29:58" (1/1) ... [2024-11-14 04:29:58,895 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76731b62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:58, skipping insertion in model container [2024-11-14 04:29:58,895 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:29:58" (1/1) ... [2024-11-14 04:29:58,930 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:29:59,151 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_c75b1310-302d-4672-ab47-702b6b268dba/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i[916,929] [2024-11-14 04:29:59,255 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:29:59,273 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:29:59,287 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_c75b1310-302d-4672-ab47-702b6b268dba/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i[916,929] [2024-11-14 04:29:59,380 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:29:59,413 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:29:59,413 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:59 WrapperNode [2024-11-14 04:29:59,414 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:29:59,415 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:29:59,415 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:29:59,415 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:29:59,428 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:59" (1/1) ... [2024-11-14 04:29:59,442 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:59" (1/1) ... [2024-11-14 04:29:59,497 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 252 [2024-11-14 04:29:59,497 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:29:59,498 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:29:59,498 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:29:59,498 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:29:59,508 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:59" (1/1) ... [2024-11-14 04:29:59,508 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:59" (1/1) ... [2024-11-14 04:29:59,517 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:59" (1/1) ... [2024-11-14 04:29:59,518 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:59" (1/1) ... [2024-11-14 04:29:59,537 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:59" (1/1) ... [2024-11-14 04:29:59,542 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:59" (1/1) ... [2024-11-14 04:29:59,544 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:59" (1/1) ... [2024-11-14 04:29:59,546 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:59" (1/1) ... [2024-11-14 04:29:59,550 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:29:59,551 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:29:59,551 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:29:59,552 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:29:59,553 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:59" (1/1) ... [2024-11-14 04:29:59,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:29:59,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:29:59,604 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:29:59,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:29:59,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:29:59,643 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:29:59,643 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:29:59,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 04:29:59,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:29:59,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:29:59,784 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:29:59,787 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:30:00,515 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-14 04:30:00,516 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:30:01,196 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:30:01,196 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:30:01,197 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:30:01 BoogieIcfgContainer [2024-11-14 04:30:01,197 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:30:01,202 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:30:01,204 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:30:01,210 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:30:01,211 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:29:58" (1/3) ... [2024-11-14 04:30:01,211 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5395bea6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:30:01, skipping insertion in model container [2024-11-14 04:30:01,213 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:29:59" (2/3) ... [2024-11-14 04:30:01,213 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5395bea6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:30:01, skipping insertion in model container [2024-11-14 04:30:01,213 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:30:01" (3/3) ... [2024-11-14 04:30:01,215 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-69.i [2024-11-14 04:30:01,237 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:30:01,240 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount100_file-69.i that has 2 procedures, 52 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:30:01,326 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:30:01,349 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;@1b524898, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:30:01,349 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:30:01,356 INFO L276 IsEmpty]: Start isEmpty. Operand has 52 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 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 04:30:01,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-14 04:30:01,371 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:30:01,372 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, 1] [2024-11-14 04:30:01,372 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:30:01,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:30:01,380 INFO L85 PathProgramCache]: Analyzing trace with hash -1699660600, now seen corresponding path program 1 times [2024-11-14 04:30:01,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:30:01,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940248576] [2024-11-14 04:30:01,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:30:01,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:30:02,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 04:30:02,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [192887970] [2024-11-14 04:30:02,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:30:02,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:30:02,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:30:02,557 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:30:02,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 04:30:03,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:30:03,054 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 04:30:03,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:30:03,436 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 04:30:03,439 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 04:30:03,443 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 04:30:03,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 04:30:03,646 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:30:03,654 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 04:30:03,840 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 04:30:03,849 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 04:30:03 BoogieIcfgContainer [2024-11-14 04:30:03,850 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 04:30:03,851 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 04:30:03,852 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 04:30:03,853 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 04:30:03,854 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:30:01" (3/4) ... [2024-11-14 04:30:03,862 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 04:30:03,863 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 04:30:03,867 INFO L158 Benchmark]: Toolchain (without parser) took 4979.19ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 118.6MB in the beginning and 371.2MB in the end (delta: -252.6MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2024-11-14 04:30:03,867 INFO L158 Benchmark]: CDTParser took 0.84ms. Allocated memory is still 167.8MB. Free memory is still 105.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:30:03,868 INFO L158 Benchmark]: CACSL2BoogieTranslator took 527.35ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 102.6MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 04:30:03,868 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.26ms. Allocated memory is still 142.6MB. Free memory was 102.6MB in the beginning and 99.0MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:30:03,869 INFO L158 Benchmark]: Boogie Preprocessor took 52.53ms. Allocated memory is still 142.6MB. Free memory was 99.0MB in the beginning and 97.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:30:03,869 INFO L158 Benchmark]: RCFGBuilder took 1645.68ms. Allocated memory is still 142.6MB. Free memory was 97.3MB in the beginning and 70.0MB in the end (delta: 27.3MB). Peak memory consumption was 64.4MB. Max. memory is 16.1GB. [2024-11-14 04:30:03,874 INFO L158 Benchmark]: TraceAbstraction took 2647.57ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 69.2MB in the beginning and 371.2MB in the end (delta: -302.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:30:03,874 INFO L158 Benchmark]: Witness Printer took 12.13ms. Allocated memory is still 427.8MB. Free memory was 371.2MB in the beginning and 371.2MB in the end (delta: 17.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:30:03,876 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.84ms. Allocated memory is still 167.8MB. Free memory is still 105.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 527.35ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 102.6MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.26ms. Allocated memory is still 142.6MB. Free memory was 102.6MB in the beginning and 99.0MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.53ms. Allocated memory is still 142.6MB. Free memory was 99.0MB in the beginning and 97.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1645.68ms. Allocated memory is still 142.6MB. Free memory was 97.3MB in the beginning and 70.0MB in the end (delta: 27.3MB). Peak memory consumption was 64.4MB. Max. memory is 16.1GB. * TraceAbstraction took 2647.57ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 69.2MB in the beginning and 371.2MB in the end (delta: -302.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 12.13ms. Allocated memory is still 427.8MB. Free memory was 371.2MB in the beginning and 371.2MB in the end (delta: 17.6kB). 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 someBinaryFLOATComparisonOperation at line 168, overapproximation of someBinaryFLOATComparisonOperation at line 169, overapproximation of someBinaryFLOATComparisonOperation at line 164, overapproximation of someBinaryFLOATComparisonOperation at line 166, overapproximation of someBinaryFLOATComparisonOperation at line 55, overapproximation of bitwiseOr at line 80, overapproximation of bitwiseAnd at line 108, overapproximation of someBinaryDOUBLEComparisonOperation at line 98, overapproximation of someBinaryArithmeticFLOAToperation at line 100. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 2; [L23] unsigned char var_1_2 = 1; [L24] unsigned short int var_1_3 = 47136; [L25] unsigned short int var_1_4 = 10; [L26] unsigned long int var_1_6 = 1660677957; [L27] unsigned long int var_1_7 = 128; [L28] float var_1_9 = 9.4; [L29] float var_1_12 = 16.2; [L30] float var_1_13 = 127.9; [L31] float var_1_14 = 15.5; [L32] unsigned long int var_1_15 = 100; [L33] signed char var_1_16 = 64; [L34] float var_1_17 = 9.7; [L35] signed char var_1_18 = -64; [L36] signed char var_1_19 = -4; [L37] unsigned short int var_1_20 = 64; [L38] unsigned short int var_1_21 = 1; [L39] signed char var_1_22 = 2; [L40] unsigned long int var_1_23 = 8; [L41] unsigned char var_1_24 = 0; [L42] unsigned char var_1_25 = 0; [L43] unsigned char var_1_26 = 0; [L44] unsigned char var_1_27 = 0; [L45] unsigned char var_1_28 = 0; [L46] float last_1_var_1_9 = 9.4; [L47] float last_1_var_1_14 = 15.5; [L48] unsigned long int last_1_var_1_15 = 100; [L49] unsigned short int last_1_var_1_20 = 64; [L50] unsigned long int last_1_var_1_23 = 8; [L51] unsigned char last_1_var_1_24 = 0; [L205] isInitial = 1 [L206] FCALL initially() [L207] COND TRUE 1 [L208] CALL updateLastVariables() [L193] last_1_var_1_9 = var_1_9 [L194] last_1_var_1_14 = var_1_14 [L195] last_1_var_1_15 = var_1_15 [L196] last_1_var_1_20 = var_1_20 [L197] last_1_var_1_23 = var_1_23 [L198] last_1_var_1_24 = var_1_24 [L208] RET updateLastVariables() [L209] CALL updateVariables() [L148] var_1_2 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_3=47136, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_3=47136, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L150] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=47136, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=47136, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L151] var_1_3 = __VERIFIER_nondet_ushort() [L152] CALL assume_abort_if_not(var_1_3 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_3 >= 32767) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L153] CALL assume_abort_if_not(var_1_3 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_3 <= 65535) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L154] var_1_4 = __VERIFIER_nondet_ushort() [L155] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L156] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L157] var_1_6 = __VERIFIER_nondet_ulong() [L158] CALL assume_abort_if_not(var_1_6 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_6 >= 1073741823) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=128, var_1_9=47/5] [L159] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=128, var_1_9=47/5] [L160] var_1_7 = __VERIFIER_nondet_ulong() [L161] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_9=47/5] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_9=47/5] [L162] CALL assume_abort_if_not(var_1_7 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_7 <= 1073741823) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L163] var_1_12 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L165] var_1_13 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_13 >= -461168.6018427382800e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_13 >= -461168.6018427382800e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L167] var_1_17 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_17 >= -922337.2036854776000e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_17 >= -922337.2036854776000e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L169] CALL assume_abort_if_not(var_1_17 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_17 != 0.0F) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L170] var_1_18 = __VERIFIER_nondet_char() [L171] CALL assume_abort_if_not(var_1_18 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=2, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_18 >= -127) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=2, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L172] CALL assume_abort_if_not(var_1_18 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=2, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_18 <= 126) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=2, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L173] var_1_19 = __VERIFIER_nondet_char() [L174] CALL assume_abort_if_not(var_1_19 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=2, var_1_19=1, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_19 >= -127) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=2, var_1_19=1, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L175] CALL assume_abort_if_not(var_1_19 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=2, var_1_19=1, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_19 <= 126) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=2, var_1_19=1, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L176] var_1_21 = __VERIFIER_nondet_ushort() [L177] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=2, var_1_19=1, var_1_1=2, var_1_20=64, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=2, var_1_19=1, var_1_1=2, var_1_20=64, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L178] CALL assume_abort_if_not(var_1_21 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=2, var_1_19=1, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_21 <= 32767) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=2, var_1_19=1, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L179] var_1_25 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=2, var_1_19=1, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=2, var_1_19=1, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L181] CALL assume_abort_if_not(var_1_25 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=2, var_1_19=1, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=-256, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_25 <= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=2, var_1_19=1, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=-256, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L182] var_1_26 = __VERIFIER_nondet_uchar() [L183] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=2, var_1_19=1, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=-256, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=2, var_1_19=1, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=-256, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L184] CALL assume_abort_if_not(var_1_26 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=2, var_1_19=1, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=-256, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_26 <= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=2, var_1_19=1, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=-256, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L185] var_1_27 = __VERIFIER_nondet_uchar() [L186] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=2, var_1_19=1, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=-256, var_1_26=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=2, var_1_19=1, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=-256, var_1_26=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L187] CALL assume_abort_if_not(var_1_27 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=2, var_1_19=1, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=-256, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_27 <= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=2, var_1_19=1, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=-256, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L188] var_1_28 = __VERIFIER_nondet_uchar() [L189] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=2, var_1_19=1, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=-256, var_1_26=0, var_1_27=0, var_1_28=-255, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=2, var_1_19=1, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=-256, var_1_26=0, var_1_27=0, var_1_28=-255, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L190] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=2, var_1_19=1, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=-256, var_1_26=0, var_1_27=0, var_1_28=-255, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_18=2, var_1_19=1, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=-256, var_1_26=0, var_1_27=0, var_1_28=-255, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L209] RET updateVariables() [L210] CALL step() [L55] COND TRUE last_1_var_1_14 >= (var_1_13 * last_1_var_1_9) [L56] COND TRUE \read(var_1_2) [L57] var_1_24 = var_1_25 [L70] unsigned long int stepLocal_0 = var_1_6 * last_1_var_1_23; [L71] COND FALSE !(\read(last_1_var_1_24)) [L78] var_1_20 = var_1_21 [L80] EXPR var_1_6 | ((((64u) < 0 ) ? -(64u) : (64u))) [L80] COND FALSE !(last_1_var_1_15 >= (var_1_6 | ((((64u) < 0 ) ? -(64u) : (64u))))) [L87] var_1_14 = var_1_12 [L89] COND FALSE !(var_1_24 && (var_1_20 < (3349670375u - var_1_4))) [L96] var_1_15 = var_1_20 [L98] COND FALSE !((256.2 * var_1_14) < var_1_14) [L103] unsigned short int stepLocal_3 = var_1_21; [L104] COND TRUE var_1_14 < (9999.6f + var_1_12) [L105] var_1_23 = var_1_20 [L117] COND FALSE !(var_1_24 && ((var_1_3 - var_1_4) <= var_1_23)) [L120] var_1_1 = var_1_4 [L122] COND TRUE var_1_13 >= var_1_14 [L123] COND TRUE ((- var_1_9) * (var_1_14 * var_1_13)) < var_1_12 [L124] COND TRUE (- var_1_14) <= (((((var_1_9) > (4.375f)) ? (var_1_9) : (4.375f))) * (var_1_9 / var_1_17)) [L125] var_1_16 = ((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))) [L131] signed char stepLocal_2 = var_1_19; [L132] unsigned long int stepLocal_1 = var_1_6; [L133] COND TRUE var_1_12 <= var_1_14 [L134] var_1_22 = var_1_19 [L210] RET step() [L211] CALL, EXPR property() [L201] EXPR (((var_1_24 && ((var_1_3 - var_1_4) <= var_1_23)) ? (var_1_1 == ((unsigned long int) ((((((var_1_3 + var_1_4)) > ((var_1_6 - var_1_20))) ? ((var_1_3 + var_1_4)) : ((var_1_6 - var_1_20)))) + var_1_20))) : (var_1_1 == ((unsigned long int) var_1_4))) && (((256.2 * var_1_14) < var_1_14) ? (var_1_24 ? (var_1_9 == ((float) (var_1_12 + var_1_13))) : 1) : 1)) && ((last_1_var_1_15 >= (var_1_6 | ((((64u) < 0 ) ? -(64u) : (64u))))) ? (((8 + 5) < var_1_6) ? (var_1_14 == ((float) var_1_13)) : (var_1_14 == ((float) var_1_13))) : (var_1_14 == ((float) var_1_12))) [L201] EXPR var_1_6 | ((((64u) < 0 ) ? -(64u) : (64u))) [L201] EXPR (((var_1_24 && ((var_1_3 - var_1_4) <= var_1_23)) ? (var_1_1 == ((unsigned long int) ((((((var_1_3 + var_1_4)) > ((var_1_6 - var_1_20))) ? ((var_1_3 + var_1_4)) : ((var_1_6 - var_1_20)))) + var_1_20))) : (var_1_1 == ((unsigned long int) var_1_4))) && (((256.2 * var_1_14) < var_1_14) ? (var_1_24 ? (var_1_9 == ((float) (var_1_12 + var_1_13))) : 1) : 1)) && ((last_1_var_1_15 >= (var_1_6 | ((((64u) < 0 ) ? -(64u) : (64u))))) ? (((8 + 5) < var_1_6) ? (var_1_14 == ((float) var_1_13)) : (var_1_14 == ((float) var_1_13))) : (var_1_14 == ((float) var_1_12))) [L201] EXPR ((((((((var_1_24 && ((var_1_3 - var_1_4) <= var_1_23)) ? (var_1_1 == ((unsigned long int) ((((((var_1_3 + var_1_4)) > ((var_1_6 - var_1_20))) ? ((var_1_3 + var_1_4)) : ((var_1_6 - var_1_20)))) + var_1_20))) : (var_1_1 == ((unsigned long int) var_1_4))) && (((256.2 * var_1_14) < var_1_14) ? (var_1_24 ? (var_1_9 == ((float) (var_1_12 + var_1_13))) : 1) : 1)) && ((last_1_var_1_15 >= (var_1_6 | ((((64u) < 0 ) ? -(64u) : (64u))))) ? (((8 + 5) < var_1_6) ? (var_1_14 == ((float) var_1_13)) : (var_1_14 == ((float) var_1_13))) : (var_1_14 == ((float) var_1_12)))) && ((var_1_24 && (var_1_20 < (3349670375u - var_1_4))) ? ((var_1_3 > var_1_4) ? (var_1_15 == ((unsigned long int) (4063422496u - 64u))) : (var_1_15 == ((unsigned long int) var_1_20))) : (var_1_15 == ((unsigned long int) var_1_20)))) && ((var_1_13 >= var_1_14) ? ((((- var_1_9) * (var_1_14 * var_1_13)) < var_1_12) ? (((- var_1_14) <= (((((var_1_9) > (4.375f)) ? (var_1_9) : (4.375f))) * (var_1_9 / var_1_17))) ? (var_1_16 == ((signed char) ((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))))) : (var_1_16 == ((signed char) 1))) : 1) : 1)) && (last_1_var_1_24 ? (((var_1_6 * last_1_var_1_23) < var_1_7) ? (var_1_20 == ((unsigned short int) (var_1_4 + var_1_21))) : (var_1_20 == ((unsigned short int) var_1_4))) : (var_1_20 == ((unsigned short int) var_1_21)))) && ((var_1_12 <= var_1_14) ? (var_1_22 == ((signed char) var_1_19)) : (((((((var_1_3 * var_1_16)) < (var_1_20)) ? ((var_1_3 * var_1_16)) : (var_1_20))) > var_1_6) ? ((var_1_19 <= var_1_6) ? (var_1_22 == ((signed char) var_1_18)) : (var_1_22 == ((signed char) var_1_19))) : (var_1_22 == ((signed char) var_1_18))))) && ((var_1_14 < (9999.6f + var_1_12)) ? (var_1_23 == ((unsigned long int) var_1_20)) : ((var_1_14 <= (- (- var_1_14))) ? ((var_1_21 != (- (last_1_var_1_23 & var_1_20))) ? (var_1_23 == ((unsigned long int) var_1_20)) : (var_1_23 == ((unsigned long int) var_1_20))) : (var_1_23 == ((unsigned long int) var_1_3)))) [L201-L202] return (((((((((var_1_24 && ((var_1_3 - var_1_4) <= var_1_23)) ? (var_1_1 == ((unsigned long int) ((((((var_1_3 + var_1_4)) > ((var_1_6 - var_1_20))) ? ((var_1_3 + var_1_4)) : ((var_1_6 - var_1_20)))) + var_1_20))) : (var_1_1 == ((unsigned long int) var_1_4))) && (((256.2 * var_1_14) < var_1_14) ? (var_1_24 ? (var_1_9 == ((float) (var_1_12 + var_1_13))) : 1) : 1)) && ((last_1_var_1_15 >= (var_1_6 | ((((64u) < 0 ) ? -(64u) : (64u))))) ? (((8 + 5) < var_1_6) ? (var_1_14 == ((float) var_1_13)) : (var_1_14 == ((float) var_1_13))) : (var_1_14 == ((float) var_1_12)))) && ((var_1_24 && (var_1_20 < (3349670375u - var_1_4))) ? ((var_1_3 > var_1_4) ? (var_1_15 == ((unsigned long int) (4063422496u - 64u))) : (var_1_15 == ((unsigned long int) var_1_20))) : (var_1_15 == ((unsigned long int) var_1_20)))) && ((var_1_13 >= var_1_14) ? ((((- var_1_9) * (var_1_14 * var_1_13)) < var_1_12) ? (((- var_1_14) <= (((((var_1_9) > (4.375f)) ? (var_1_9) : (4.375f))) * (var_1_9 / var_1_17))) ? (var_1_16 == ((signed char) ((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))))) : (var_1_16 == ((signed char) 1))) : 1) : 1)) && (last_1_var_1_24 ? (((var_1_6 * last_1_var_1_23) < var_1_7) ? (var_1_20 == ((unsigned short int) (var_1_4 + var_1_21))) : (var_1_20 == ((unsigned short int) var_1_4))) : (var_1_20 == ((unsigned short int) var_1_21)))) && ((var_1_12 <= var_1_14) ? (var_1_22 == ((signed char) var_1_19)) : (((((((var_1_3 * var_1_16)) < (var_1_20)) ? ((var_1_3 * var_1_16)) : (var_1_20))) > var_1_6) ? ((var_1_19 <= var_1_6) ? (var_1_22 == ((signed char) var_1_18)) : (var_1_22 == ((signed char) var_1_19))) : (var_1_22 == ((signed char) var_1_18))))) && ((var_1_14 < (9999.6f + var_1_12)) ? (var_1_23 == ((unsigned long int) var_1_20)) : ((var_1_14 <= (- (- var_1_14))) ? ((var_1_21 != (- (last_1_var_1_23 & var_1_20))) ? (var_1_23 == ((unsigned long int) var_1_20)) : (var_1_23 == ((unsigned long int) var_1_20))) : (var_1_23 == ((unsigned long int) var_1_3))))) && ((last_1_var_1_14 >= (var_1_13 * last_1_var_1_9)) ? (var_1_2 ? (var_1_24 == ((unsigned char) var_1_25)) : (var_1_24 == ((unsigned char) (var_1_25 || var_1_26)))) : (var_1_25 ? (var_1_24 == ((unsigned char) (var_1_26 && var_1_27))) : ((last_1_var_1_15 == last_1_var_1_20) ? (var_1_24 == ((unsigned char) var_1_28)) : 1))) ; [L211] RET, EXPR property() [L211] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=0, var_1_14=2, var_1_15=32767, var_1_16=1, var_1_18=2, var_1_19=1, var_1_1=1, var_1_20=32767, var_1_21=32767, var_1_22=1, var_1_23=32767, var_1_24=-256, var_1_25=-256, var_1_26=0, var_1_27=0, var_1_28=-255, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] [L19] reach_error() VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=0, var_1_14=2, var_1_15=32767, var_1_16=1, var_1_18=2, var_1_19=1, var_1_1=1, var_1_20=32767, var_1_21=32767, var_1_22=1, var_1_23=32767, var_1_24=-256, var_1_25=-256, var_1_26=0, var_1_27=0, var_1_28=-255, var_1_2=-255, var_1_3=32767, var_1_4=3349610497, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=47/5] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 52 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.4s, 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=52occurred 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, 1.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 206 NumberOfCodeBlocks, 206 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 04:30:03,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/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_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/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_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/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_c75b1310-302d-4672-ab47-702b6b268dba/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 db91e7c1347e4f784e0317d545c9cd2de6687960c1deff88b6b9b7847a27b87e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:30:07,274 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:30:07,458 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 04:30:07,471 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:30:07,471 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:30:07,518 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:30:07,520 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:30:07,520 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:30:07,521 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:30:07,521 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:30:07,522 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:30:07,523 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:30:07,524 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:30:07,524 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:30:07,524 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:30:07,524 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:30:07,525 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:30:07,525 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:30:07,526 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:30:07,526 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:30:07,526 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:30:07,526 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:30:07,526 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:30:07,527 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:30:07,527 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 04:30:07,527 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 04:30:07,527 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:30:07,527 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 04:30:07,527 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:30:07,528 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:30:07,528 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:30:07,528 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:30:07,528 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 04:30:07,529 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:30:07,529 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:30:07,530 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:30:07,530 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:30:07,530 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:30:07,530 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:30:07,531 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 04:30:07,531 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 04:30:07,531 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:30:07,531 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:30:07,531 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_c75b1310-302d-4672-ab47-702b6b268dba/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 -> db91e7c1347e4f784e0317d545c9cd2de6687960c1deff88b6b9b7847a27b87e [2024-11-14 04:30:07,938 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:30:07,951 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:30:07,954 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:30:07,957 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:30:07,958 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:30:07,959 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i Unable to find full path for "g++" [2024-11-14 04:30:10,293 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:30:10,656 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:30:10,657 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i [2024-11-14 04:30:10,669 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/data/72ed6cda6/0647fdcb86504c199ba394b45653f760/FLAGdea4a5950 [2024-11-14 04:30:10,705 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/data/72ed6cda6/0647fdcb86504c199ba394b45653f760 [2024-11-14 04:30:10,710 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:30:10,713 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:30:10,716 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:30:10,716 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:30:10,722 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:30:10,724 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:30:10" (1/1) ... [2024-11-14 04:30:10,725 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@491f346 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:30:10, skipping insertion in model container [2024-11-14 04:30:10,728 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:30:10" (1/1) ... [2024-11-14 04:30:10,768 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:30:11,004 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_c75b1310-302d-4672-ab47-702b6b268dba/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i[916,929] [2024-11-14 04:30:11,160 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:30:11,185 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:30:11,203 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_c75b1310-302d-4672-ab47-702b6b268dba/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-69.i[916,929] [2024-11-14 04:30:11,290 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:30:11,336 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:30:11,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:30:11 WrapperNode [2024-11-14 04:30:11,337 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:30:11,339 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:30:11,339 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:30:11,339 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:30:11,348 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:30:11" (1/1) ... [2024-11-14 04:30:11,367 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:30:11" (1/1) ... [2024-11-14 04:30:11,404 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 194 [2024-11-14 04:30:11,405 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:30:11,405 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:30:11,405 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:30:11,406 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:30:11,415 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:30:11" (1/1) ... [2024-11-14 04:30:11,416 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:30:11" (1/1) ... [2024-11-14 04:30:11,423 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:30:11" (1/1) ... [2024-11-14 04:30:11,428 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:30:11" (1/1) ... [2024-11-14 04:30:11,442 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:30:11" (1/1) ... [2024-11-14 04:30:11,447 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:30:11" (1/1) ... [2024-11-14 04:30:11,450 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:30:11" (1/1) ... [2024-11-14 04:30:11,456 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:30:11" (1/1) ... [2024-11-14 04:30:11,464 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:30:11,465 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:30:11,467 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:30:11,468 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:30:11,469 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:30:11" (1/1) ... [2024-11-14 04:30:11,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:30:11,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:30:11,526 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:30:11,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:30:11,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:30:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 04:30:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:30:11,568 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:30:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:30:11,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:30:11,741 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:30:11,744 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:30:22,326 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-14 04:30:22,326 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:30:22,343 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:30:22,345 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:30:22,346 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:30:22 BoogieIcfgContainer [2024-11-14 04:30:22,346 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:30:22,350 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:30:22,350 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:30:22,355 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:30:22,356 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:30:10" (1/3) ... [2024-11-14 04:30:22,357 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6109a2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:30:22, skipping insertion in model container [2024-11-14 04:30:22,357 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:30:11" (2/3) ... [2024-11-14 04:30:22,358 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6109a2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:30:22, skipping insertion in model container [2024-11-14 04:30:22,358 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:30:22" (3/3) ... [2024-11-14 04:30:22,359 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-69.i [2024-11-14 04:30:22,380 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:30:22,382 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount100_file-69.i that has 2 procedures, 87 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:30:22,485 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:30:22,512 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;@40df3072, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:30:22,512 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:30:22,516 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 56 states have (on average 1.4821428571428572) internal successors, (83), 57 states have internal predecessors, (83), 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 04:30:22,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-14 04:30:22,531 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:30:22,532 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:30:22,533 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:30:22,537 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:30:22,539 INFO L85 PathProgramCache]: Analyzing trace with hash -1799766021, now seen corresponding path program 1 times [2024-11-14 04:30:22,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:30:22,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [342737281] [2024-11-14 04:30:22,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:30:22,552 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 04:30:22,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:30:22,554 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/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 04:30:22,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/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 04:30:23,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:30:23,494 INFO L255 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 04:30:23,504 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:30:23,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 614 proven. 0 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2024-11-14 04:30:23,550 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:30:23,550 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:30:23,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [342737281] [2024-11-14 04:30:23,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [342737281] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:30:23,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:30:23,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 04:30:23,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819886790] [2024-11-14 04:30:23,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:30:23,558 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 04:30:23,558 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:30:23,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 04:30:23,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 04:30:23,580 INFO L87 Difference]: Start difference. First operand has 87 states, 56 states have (on average 1.4821428571428572) internal successors, (83), 57 states have internal predecessors, (83), 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) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-14 04:30:23,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:30:23,625 INFO L93 Difference]: Finished difference Result 167 states and 300 transitions. [2024-11-14 04:30:23,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 04:30:23,627 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 177 [2024-11-14 04:30:23,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:30:23,634 INFO L225 Difference]: With dead ends: 167 [2024-11-14 04:30:23,634 INFO L226 Difference]: Without dead ends: 83 [2024-11-14 04:30:23,638 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 176 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 04:30:23,641 INFO L432 NwaCegarLoop]: 132 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, 132 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 04:30:23,642 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 04:30:23,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2024-11-14 04:30:23,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2024-11-14 04:30:23,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 53 states have (on average 1.4339622641509433) internal successors, (76), 53 states have internal predecessors, (76), 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 04:30:23,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 132 transitions. [2024-11-14 04:30:23,690 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 132 transitions. Word has length 177 [2024-11-14 04:30:23,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:30:23,690 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 132 transitions. [2024-11-14 04:30:23,691 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-14 04:30:23,691 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 132 transitions. [2024-11-14 04:30:23,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-14 04:30:23,695 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:30:23,695 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:30:23,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/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 04:30:23,896 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/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 04:30:23,896 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:30:23,897 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:30:23,897 INFO L85 PathProgramCache]: Analyzing trace with hash 1319092671, now seen corresponding path program 1 times [2024-11-14 04:30:23,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:30:23,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [149902339] [2024-11-14 04:30:23,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:30:23,899 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 04:30:23,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:30:23,906 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/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 04:30:23,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/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 04:30:24,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:30:24,938 INFO L255 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 04:30:24,946 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:30:25,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 573 proven. 18 refuted. 0 times theorem prover too weak. 921 trivial. 0 not checked. [2024-11-14 04:30:25,886 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:30:27,471 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 63 proven. 18 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-14 04:30:27,471 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:30:27,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [149902339] [2024-11-14 04:30:27,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [149902339] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:30:27,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1406132454] [2024-11-14 04:30:27,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:30:27,472 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 04:30:27,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 04:30:27,480 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 04:30:27,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-14 04:30:29,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:30:29,966 INFO L255 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 04:30:29,972 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:30:30,627 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 573 proven. 18 refuted. 0 times theorem prover too weak. 921 trivial. 0 not checked. [2024-11-14 04:30:30,627 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:30:31,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 63 proven. 18 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-14 04:30:31,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1406132454] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:30:31,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1649150582] [2024-11-14 04:30:31,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:30:31,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:30:31,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:30:31,852 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:30:31,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-14 04:30:32,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:30:32,557 INFO L255 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 04:30:32,570 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:30:33,210 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 573 proven. 18 refuted. 0 times theorem prover too weak. 921 trivial. 0 not checked. [2024-11-14 04:30:33,211 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:30:34,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 63 proven. 18 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-14 04:30:34,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1649150582] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:30:34,423 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-14 04:30:34,423 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 7 [2024-11-14 04:30:34,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518966816] [2024-11-14 04:30:34,424 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-14 04:30:34,427 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-14 04:30:34,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:30:34,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-14 04:30:34,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-14 04:30:34,428 INFO L87 Difference]: Start difference. First operand 83 states and 132 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-11-14 04:30:38,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:30:40,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:30:42,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:30:42,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:30:42,141 INFO L93 Difference]: Finished difference Result 171 states and 268 transitions. [2024-11-14 04:30:42,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 04:30:42,213 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 177 [2024-11-14 04:30:42,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:30:42,218 INFO L225 Difference]: With dead ends: 171 [2024-11-14 04:30:42,218 INFO L226 Difference]: Without dead ends: 91 [2024-11-14 04:30:42,219 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1060 GetRequests, 1048 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-14 04:30:42,219 INFO L432 NwaCegarLoop]: 97 mSDtfsCounter, 153 mSDsluCounter, 137 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 51 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 173 SdHoareTripleChecker+Valid, 234 SdHoareTripleChecker+Invalid, 207 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2024-11-14 04:30:42,219 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [173 Valid, 234 Invalid, 207 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 153 Invalid, 3 Unknown, 0 Unchecked, 7.4s Time] [2024-11-14 04:30:42,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2024-11-14 04:30:42,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 87. [2024-11-14 04:30:42,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 56 states have (on average 1.3928571428571428) internal successors, (78), 56 states have internal predecessors, (78), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-14 04:30:42,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 134 transitions. [2024-11-14 04:30:42,253 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 134 transitions. Word has length 177 [2024-11-14 04:30:42,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:30:42,255 INFO L471 AbstractCegarLoop]: Abstraction has 87 states and 134 transitions. [2024-11-14 04:30:42,256 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-11-14 04:30:42,257 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 134 transitions. [2024-11-14 04:30:42,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-14 04:30:42,266 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:30:42,267 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:30:42,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/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)] Forceful destruction successful, exit code 0 [2024-11-14 04:30:42,486 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-14 04:30:42,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-14 04:30:42,868 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:30:42,868 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:30:42,869 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:30:42,869 INFO L85 PathProgramCache]: Analyzing trace with hash -1128144193, now seen corresponding path program 1 times [2024-11-14 04:30:42,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:30:42,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1684959825] [2024-11-14 04:30:42,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:30:42,870 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 04:30:42,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:30:42,876 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/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 04:30:42,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/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 04:30:43,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:30:43,697 INFO L255 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 04:30:43,700 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:30:44,585 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 573 proven. 18 refuted. 0 times theorem prover too weak. 921 trivial. 0 not checked. [2024-11-14 04:30:44,586 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:30:46,058 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 63 proven. 18 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-14 04:30:46,058 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:30:46,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1684959825] [2024-11-14 04:30:46,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1684959825] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:30:46,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [575341238] [2024-11-14 04:30:46,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:30:46,059 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 04:30:46,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 04:30:46,061 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 04:30:46,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-14 04:30:48,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:30:48,164 INFO L255 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 04:30:48,167 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:30:48,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 573 proven. 18 refuted. 0 times theorem prover too weak. 921 trivial. 0 not checked. [2024-11-14 04:30:48,902 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:30:50,226 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 63 proven. 18 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-14 04:30:50,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [575341238] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:30:50,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [806465346] [2024-11-14 04:30:50,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:30:50,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:30:50,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:30:50,229 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:30:50,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-14 04:30:50,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:30:50,684 INFO L255 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 04:30:50,687 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:30:51,292 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 573 proven. 18 refuted. 0 times theorem prover too weak. 921 trivial. 0 not checked. [2024-11-14 04:30:51,292 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:30:52,520 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 63 proven. 18 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-14 04:30:52,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [806465346] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:30:52,520 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-14 04:30:52,521 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 8 [2024-11-14 04:30:52,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142616085] [2024-11-14 04:30:52,521 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-14 04:30:52,522 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-14 04:30:52,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:30:52,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-14 04:30:52,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-14 04:30:52,524 INFO L87 Difference]: Start difference. First operand 87 states and 134 transitions. Second operand has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-11-14 04:30:56,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:30:58,689 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:31:00,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:31:02,703 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:31:04,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:31:06,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:31:08,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:31:09,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:31:09,345 INFO L93 Difference]: Finished difference Result 262 states and 402 transitions. [2024-11-14 04:31:09,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 04:31:09,346 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 177 [2024-11-14 04:31:09,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:31:09,349 INFO L225 Difference]: With dead ends: 262 [2024-11-14 04:31:09,349 INFO L226 Difference]: Without dead ends: 178 [2024-11-14 04:31:09,351 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1068 GetRequests, 1048 SyntacticMatches, 3 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2024-11-14 04:31:09,352 INFO L432 NwaCegarLoop]: 93 mSDtfsCounter, 217 mSDsluCounter, 215 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 118 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 308 SdHoareTripleChecker+Invalid, 328 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.1s IncrementalHoareTripleChecker+Time [2024-11-14 04:31:09,352 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [239 Valid, 308 Invalid, 328 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 203 Invalid, 7 Unknown, 0 Unchecked, 16.1s Time] [2024-11-14 04:31:09,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2024-11-14 04:31:09,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 167. [2024-11-14 04:31:09,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 106 states have (on average 1.3679245283018868) internal successors, (145), 106 states have internal predecessors, (145), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-14 04:31:09,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 257 transitions. [2024-11-14 04:31:09,391 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 257 transitions. Word has length 177 [2024-11-14 04:31:09,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:31:09,392 INFO L471 AbstractCegarLoop]: Abstraction has 167 states and 257 transitions. [2024-11-14 04:31:09,392 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-11-14 04:31:09,392 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 257 transitions. [2024-11-14 04:31:09,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-14 04:31:09,396 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:31:09,396 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:31:09,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-14 04:31:09,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-14 04:31:09,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-11-14 04:31:09,997 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/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 04:31:09,997 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:31:09,998 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:31:09,998 INFO L85 PathProgramCache]: Analyzing trace with hash -1937490819, now seen corresponding path program 1 times [2024-11-14 04:31:09,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:31:09,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1641052263] [2024-11-14 04:31:09,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:31:09,999 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 04:31:09,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:31:10,001 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/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 04:31:10,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75b1310-302d-4672-ab47-702b6b268dba/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-11-14 04:31:10,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:31:10,950 INFO L255 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-14 04:31:10,956 INFO L278 TraceCheckSpWp]: Computing forward predicates...