./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-27.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_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/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_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-27.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/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_ab76e7bd-f36c-4982-91fd-d4cffda10f96/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 00bef7012df83cfea6557911ccded0b7d229289545c394298f9cdde0162b421c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:09:05,646 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:09:05,760 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 03:09:05,766 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:09:05,766 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:09:05,811 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:09:05,812 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:09:05,812 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:09:05,813 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:09:05,813 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:09:05,814 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:09:05,816 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:09:05,816 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:09:05,816 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 03:09:05,816 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:09:05,816 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:09:05,816 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 03:09:05,817 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 03:09:05,817 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:09:05,817 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 03:09:05,817 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 03:09:05,817 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 03:09:05,818 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:09:05,818 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:09:05,818 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:09:05,818 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 03:09:05,818 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:09:05,818 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:09:05,818 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:09:05,818 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:09:05,818 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:09:05,818 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:09:05,819 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:09:05,819 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:09:05,819 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:09:05,819 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:09:05,819 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:09:05,819 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:09:05,819 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:09:05,819 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:09:05,821 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:09:05,821 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:09:05,822 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 03:09:05,822 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 03:09:05,822 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:09:05,823 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:09:05,823 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 03:09:05,823 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_ab76e7bd-f36c-4982-91fd-d4cffda10f96/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 -> 00bef7012df83cfea6557911ccded0b7d229289545c394298f9cdde0162b421c [2024-11-14 03:09:06,221 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:09:06,234 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:09:06,240 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:09:06,244 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:09:06,244 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:09:06,246 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-27.i Unable to find full path for "g++" [2024-11-14 03:09:08,567 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:09:08,952 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:09:08,953 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-27.i [2024-11-14 03:09:08,968 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/data/fe91ffb11/12851ddeb65d46178710fc419c5c5fd8/FLAG89e26a158 [2024-11-14 03:09:08,996 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/data/fe91ffb11/12851ddeb65d46178710fc419c5c5fd8 [2024-11-14 03:09:08,999 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:09:09,001 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:09:09,003 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:09:09,004 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:09:09,010 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:09:09,011 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:09:08" (1/1) ... [2024-11-14 03:09:09,013 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60c8eefb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:09:09, skipping insertion in model container [2024-11-14 03:09:09,014 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:09:08" (1/1) ... [2024-11-14 03:09:09,057 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:09:09,267 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_ab76e7bd-f36c-4982-91fd-d4cffda10f96/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-27.i[916,929] [2024-11-14 03:09:09,403 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:09:09,423 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:09:09,448 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_ab76e7bd-f36c-4982-91fd-d4cffda10f96/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-27.i[916,929] [2024-11-14 03:09:09,527 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:09:09,560 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:09:09,561 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:09:09 WrapperNode [2024-11-14 03:09:09,561 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:09:09,562 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:09:09,562 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:09:09,563 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:09:09,575 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:09:09" (1/1) ... [2024-11-14 03:09:09,588 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:09:09" (1/1) ... [2024-11-14 03:09:09,662 INFO L138 Inliner]: procedures = 26, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 212 [2024-11-14 03:09:09,662 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:09:09,663 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:09:09,663 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:09:09,663 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:09:09,672 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:09:09" (1/1) ... [2024-11-14 03:09:09,673 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:09:09" (1/1) ... [2024-11-14 03:09:09,681 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:09:09" (1/1) ... [2024-11-14 03:09:09,681 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:09:09" (1/1) ... [2024-11-14 03:09:09,715 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:09:09" (1/1) ... [2024-11-14 03:09:09,723 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:09:09" (1/1) ... [2024-11-14 03:09:09,727 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:09:09" (1/1) ... [2024-11-14 03:09:09,730 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:09:09" (1/1) ... [2024-11-14 03:09:09,736 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:09:09,737 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:09:09,737 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:09:09,738 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:09:09,739 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:09:09" (1/1) ... [2024-11-14 03:09:09,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:09:09,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:09:09,779 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:09:09,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:09:09,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:09:09,816 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:09:09,816 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:09:09,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 03:09:09,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:09:09,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:09:09,969 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:09:09,977 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:09:10,881 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-14 03:09:10,882 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:09:11,413 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:09:11,414 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:09:11,414 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:09:11 BoogieIcfgContainer [2024-11-14 03:09:11,414 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:09:11,418 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:09:11,419 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:09:11,427 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:09:11,427 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:09:08" (1/3) ... [2024-11-14 03:09:11,428 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bc477fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:09:11, skipping insertion in model container [2024-11-14 03:09:11,428 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:09:09" (2/3) ... [2024-11-14 03:09:11,428 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bc477fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:09:11, skipping insertion in model container [2024-11-14 03:09:11,428 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:09:11" (3/3) ... [2024-11-14 03:09:11,431 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-27.i [2024-11-14 03:09:11,451 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:09:11,455 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount100_file-27.i that has 2 procedures, 51 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:09:11,540 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:09:11,555 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;@716dae98, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:09:11,556 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:09:11,561 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-14 03:09:11,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-14 03:09:11,574 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:09:11,576 INFO L215 NwaCegarLoop]: trace histogram [27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:09:11,576 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:09:11,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:09:11,583 INFO L85 PathProgramCache]: Analyzing trace with hash 821010302, now seen corresponding path program 1 times [2024-11-14 03:09:11,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:09:11,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120127136] [2024-11-14 03:09:11,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:09:11,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:09:12,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 03:09:12,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [123967043] [2024-11-14 03:09:12,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:09:12,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:09:12,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:09:12,829 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:09:12,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 03:09:14,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:09:14,021 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 03:09:14,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 03:09:14,432 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 03:09:14,436 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 03:09:14,438 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 03:09:14,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-14 03:09:14,641 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-14 03:09:14,649 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 03:09:14,844 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 03:09:14,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 03:09:14 BoogieIcfgContainer [2024-11-14 03:09:14,853 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 03:09:14,854 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 03:09:14,854 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 03:09:14,854 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 03:09:14,855 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:09:11" (3/4) ... [2024-11-14 03:09:14,859 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 03:09:14,860 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 03:09:14,864 INFO L158 Benchmark]: Toolchain (without parser) took 5860.44ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 94.2MB in the beginning and 244.9MB in the end (delta: -150.7MB). Peak memory consumption was 86.3MB. Max. memory is 16.1GB. [2024-11-14 03:09:14,865 INFO L158 Benchmark]: CDTParser took 1.30ms. Allocated memory is still 142.6MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:09:14,866 INFO L158 Benchmark]: CACSL2BoogieTranslator took 558.47ms. Allocated memory is still 117.4MB. Free memory was 94.2MB in the beginning and 78.3MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 03:09:14,866 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.98ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 73.0MB in the end (delta: 5.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:09:14,866 INFO L158 Benchmark]: Boogie Preprocessor took 73.61ms. Allocated memory is still 117.4MB. Free memory was 73.0MB in the beginning and 70.5MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 03:09:14,867 INFO L158 Benchmark]: RCFGBuilder took 1677.26ms. Allocated memory is still 117.4MB. Free memory was 70.5MB in the beginning and 86.5MB in the end (delta: -16.0MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. [2024-11-14 03:09:14,867 INFO L158 Benchmark]: TraceAbstraction took 3434.43ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 86.5MB in the beginning and 244.9MB in the end (delta: -158.4MB). Peak memory consumption was 78.4MB. Max. memory is 16.1GB. [2024-11-14 03:09:14,868 INFO L158 Benchmark]: Witness Printer took 6.48ms. Allocated memory is still 352.3MB. Free memory was 244.9MB in the beginning and 244.9MB in the end (delta: 11.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 03:09:14,875 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.30ms. Allocated memory is still 142.6MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 558.47ms. Allocated memory is still 117.4MB. Free memory was 94.2MB in the beginning and 78.3MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.98ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 73.0MB in the end (delta: 5.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 73.61ms. Allocated memory is still 117.4MB. Free memory was 73.0MB in the beginning and 70.5MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1677.26ms. Allocated memory is still 117.4MB. Free memory was 70.5MB in the beginning and 86.5MB in the end (delta: -16.0MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. * TraceAbstraction took 3434.43ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 86.5MB in the beginning and 244.9MB in the end (delta: -158.4MB). Peak memory consumption was 78.4MB. Max. memory is 16.1GB. * Witness Printer took 6.48ms. Allocated memory is still 352.3MB. Free memory was 244.9MB in the beginning and 244.9MB in the end (delta: 11.7kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 169, overapproximation of someBinaryFLOATComparisonOperation at line 127, overapproximation of someBinaryFLOATComparisonOperation at line 171, overapproximation of bitwiseOr at line 121, overapproximation of someUnaryDOUBLEoperation at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 165, overapproximation of someBinaryDOUBLEComparisonOperation at line 167, overapproximation of someBinaryDOUBLEComparisonOperation at line 94, overapproximation of someBinaryArithmeticFLOAToperation at line 114. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 32; [L23] signed char var_1_3 = 25; [L24] signed char var_1_4 = 10; [L25] signed char var_1_5 = -10; [L26] signed char var_1_6 = -1; [L27] signed short int var_1_7 = -4; [L28] signed char var_1_8 = 50; [L29] signed short int var_1_9 = 2; [L30] unsigned long int var_1_10 = 128; [L31] unsigned char var_1_11 = 2; [L32] unsigned long int var_1_12 = 2781423228; [L33] unsigned long int var_1_13 = 3552320529; [L34] double var_1_14 = 2.25; [L35] unsigned char var_1_15 = 5; [L36] unsigned char var_1_16 = 64; [L37] double var_1_17 = 9.48; [L38] double var_1_18 = 256.05; [L39] float var_1_19 = 1.1; [L40] float var_1_21 = 16.5; [L41] float var_1_22 = 9.4; [L42] unsigned short int var_1_23 = 100; [L43] unsigned char var_1_24 = 5; [L44] unsigned short int var_1_25 = 4; [L45] unsigned short int var_1_26 = 48215; [L46] unsigned short int var_1_27 = 10; [L47] unsigned short int var_1_28 = 1; [L48] signed char var_1_29 = 0; [L49] unsigned long int var_1_30 = 1524073358; [L50] unsigned char var_1_31 = 1; [L51] double var_1_32 = 64.45; [L186] isInitial = 1 [L187] FCALL initially() [L188] COND TRUE 1 [L189] FCALL updateLastVariables() [L190] CALL updateVariables() [L136] var_1_3 = __VERIFIER_nondet_char() [L137] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L138] CALL assume_abort_if_not(var_1_3 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_3 <= 63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L139] var_1_4 = __VERIFIER_nondet_char() [L140] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L141] CALL assume_abort_if_not(var_1_4 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_4 <= 63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L142] var_1_5 = __VERIFIER_nondet_char() [L143] CALL assume_abort_if_not(var_1_5 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_5 >= -63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L144] CALL assume_abort_if_not(var_1_5 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_5 <= 63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L145] var_1_6 = __VERIFIER_nondet_char() [L146] CALL assume_abort_if_not(var_1_6 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_6 >= -63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L147] CALL assume_abort_if_not(var_1_6 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_6 <= 63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L148] var_1_11 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=128, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L150] CALL assume_abort_if_not(var_1_11 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_11 <= 255) VAL [isInitial=1, var_1_10=128, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L151] CALL assume_abort_if_not(var_1_11 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_11 != 0) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L152] var_1_12 = __VERIFIER_nondet_ulong() [L153] CALL assume_abort_if_not(var_1_12 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_12 >= 2147483647) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L154] CALL assume_abort_if_not(var_1_12 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_12 <= 4294967294) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L155] var_1_13 = __VERIFIER_nondet_ulong() [L156] CALL assume_abort_if_not(var_1_13 >= 3221225470) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_13 >= 3221225470) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L157] CALL assume_abort_if_not(var_1_13 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_13 <= 4294967294) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L158] var_1_15 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_15 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_15 >= 1) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L160] CALL assume_abort_if_not(var_1_15 <= 128) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_15 <= 128) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L161] var_1_16 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L163] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L164] var_1_17 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L166] var_1_18 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L168] var_1_21 = __VERIFIER_nondet_float() [L169] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_19=11/10, var_1_1=32, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_19=11/10, var_1_1=32, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L170] var_1_22 = __VERIFIER_nondet_float() [L171] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L172] var_1_26 = __VERIFIER_nondet_ushort() [L173] CALL assume_abort_if_not(var_1_26 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=98303, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_26 >= 32767) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=98303, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L174] CALL assume_abort_if_not(var_1_26 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=98303, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_26 <= 65534) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=98303, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L175] var_1_30 = __VERIFIER_nondet_ulong() [L176] CALL assume_abort_if_not(var_1_30 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=98303, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=-3221225473, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_30 >= 1073741823) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=98303, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=-3221225473, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L177] CALL assume_abort_if_not(var_1_30 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=98303, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=-3221225473, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_30 <= 2147483647) VAL [isInitial=1, var_1_10=128, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=9/4, var_1_15=2, var_1_16=257, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=98303, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=-3221225473, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=-4, var_1_8=50, var_1_9=2] [L190] RET updateVariables() [L191] CALL step() [L55] var_1_7 = ((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4))) [L56] signed long int stepLocal_0 = 128 - 256; [L57] COND FALSE !((var_1_4 * var_1_3) < stepLocal_0) [L60] var_1_8 = -16 [L62] var_1_9 = var_1_6 [L63] signed char stepLocal_4 = var_1_4; [L64] COND TRUE var_1_12 >= stepLocal_4 [L65] var_1_23 = var_1_16 [L67] var_1_24 = (var_1_16 + var_1_3) [L68] COND TRUE var_1_8 != (var_1_11 + var_1_5) [L69] var_1_27 = var_1_15 [L71] var_1_31 = 0 [L72] var_1_32 = var_1_17 [L73] COND FALSE !(! (! var_1_31)) [L76] COND FALSE !(\read(var_1_31)) [L79] var_1_1 = var_1_4 [L82] signed long int stepLocal_1 = (var_1_9 * 128) / var_1_11; [L83] COND FALSE !(\read(var_1_31)) [L90] var_1_10 = var_1_13 [L92] signed long int stepLocal_2 = (- var_1_11) / (var_1_15 + var_1_16); [L93] COND TRUE stepLocal_2 <= var_1_3 [L94] var_1_14 = ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) > (var_1_18)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_18))) [L100] unsigned long int stepLocal_5 = var_1_13; [L101] COND FALSE !((~ var_1_10) >= stepLocal_5) [L104] COND TRUE -16 <= var_1_27 [L105] COND FALSE !(var_1_5 == var_1_28) [L111] unsigned long int stepLocal_3 = var_1_10; [L112] COND FALSE !(\read(var_1_31)) [L119] var_1_19 = var_1_22 [L121] EXPR (var_1_6 / var_1_11) | var_1_5 [L121] COND FALSE !((var_1_16 + var_1_3) < ((var_1_6 / var_1_11) | var_1_5)) [L126] COND TRUE ((((var_1_19 + var_1_22) < 0 ) ? -(var_1_19 + var_1_22) : (var_1_19 + var_1_22))) < var_1_18 [L127] COND TRUE var_1_22 <= var_1_19 [L128] var_1_29 = var_1_4 [L191] RET step() [L192] CALL, EXPR property() [L182] EXPR (((((((((((((! (! var_1_31)) ? (var_1_1 == ((signed char) ((((((var_1_3 - var_1_4)) > (var_1_5)) ? ((var_1_3 - var_1_4)) : (var_1_5))) + var_1_6))) : (var_1_31 ? (var_1_1 == ((signed char) var_1_3)) : (var_1_1 == ((signed char) var_1_4)))) && (var_1_7 == ((signed short int) ((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))))) && (((var_1_4 * var_1_3) < (128 - 256)) ? (var_1_8 == ((signed char) (var_1_4 - 4))) : (var_1_8 == ((signed char) -16)))) && (var_1_9 == ((signed short int) var_1_6))) && (var_1_31 ? ((((var_1_9 * 128) / var_1_11) != (((((var_1_4 - var_1_3)) > (var_1_1)) ? ((var_1_4 - var_1_3)) : (var_1_1)))) ? (var_1_10 == ((unsigned long int) (((((var_1_12) < ((var_1_13 - var_1_3))) ? (var_1_12) : ((var_1_13 - var_1_3)))) - var_1_4))) : (var_1_10 == ((unsigned long int) var_1_11))) : (var_1_10 == ((unsigned long int) var_1_13)))) && ((((- var_1_11) / (var_1_15 + var_1_16)) <= var_1_3) ? (var_1_14 == ((double) ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) > (var_1_18)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_18))))) : (var_1_31 ? (var_1_14 == ((double) var_1_17)) : 1))) && (var_1_31 ? ((var_1_10 < (var_1_15 + (var_1_13 + var_1_25))) ? (var_1_19 == ((float) (var_1_21 - (var_1_22 + 8.25f)))) : (var_1_19 == ((float) var_1_18))) : (var_1_19 == ((float) var_1_22)))) && ((var_1_12 >= var_1_4) ? (var_1_23 == ((unsigned short int) var_1_16)) : 1)) && (var_1_24 == ((unsigned char) (var_1_16 + var_1_3)))) && ((-16 <= var_1_27) ? ((var_1_5 == var_1_28) ? (var_1_25 == ((unsigned short int) ((((var_1_4) > (var_1_8)) ? (var_1_4) : (var_1_8))))) : 1) : (var_1_25 == ((unsigned short int) (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))) - var_1_4))))) && ((var_1_8 != (var_1_11 + var_1_5)) ? (var_1_27 == ((unsigned short int) var_1_15)) : 1)) && (((~ var_1_10) >= var_1_13) ? (var_1_28 == ((unsigned short int) (var_1_26 - var_1_4))) : 1)) && (((var_1_16 + var_1_3) < ((var_1_6 / var_1_11) | var_1_5)) ? (((3214144168u - (var_1_30 - var_1_10)) != (- var_1_27)) ? (var_1_29 == ((signed char) (((((var_1_3 + var_1_5)) > (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))))) ? ((var_1_3 + var_1_5)) : (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))))))) : 1) : ((((((var_1_19 + var_1_22) < 0 ) ? -(var_1_19 + var_1_22) : (var_1_19 + var_1_22))) < var_1_18) ? ((var_1_22 <= var_1_19) ? (var_1_29 == ((signed char) var_1_4)) : 1) : (var_1_29 == ((signed char) var_1_6)))) [L182-L183] return (((((((((((((((! (! var_1_31)) ? (var_1_1 == ((signed char) ((((((var_1_3 - var_1_4)) > (var_1_5)) ? ((var_1_3 - var_1_4)) : (var_1_5))) + var_1_6))) : (var_1_31 ? (var_1_1 == ((signed char) var_1_3)) : (var_1_1 == ((signed char) var_1_4)))) && (var_1_7 == ((signed short int) ((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))))) && (((var_1_4 * var_1_3) < (128 - 256)) ? (var_1_8 == ((signed char) (var_1_4 - 4))) : (var_1_8 == ((signed char) -16)))) && (var_1_9 == ((signed short int) var_1_6))) && (var_1_31 ? ((((var_1_9 * 128) / var_1_11) != (((((var_1_4 - var_1_3)) > (var_1_1)) ? ((var_1_4 - var_1_3)) : (var_1_1)))) ? (var_1_10 == ((unsigned long int) (((((var_1_12) < ((var_1_13 - var_1_3))) ? (var_1_12) : ((var_1_13 - var_1_3)))) - var_1_4))) : (var_1_10 == ((unsigned long int) var_1_11))) : (var_1_10 == ((unsigned long int) var_1_13)))) && ((((- var_1_11) / (var_1_15 + var_1_16)) <= var_1_3) ? (var_1_14 == ((double) ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) > (var_1_18)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_18))))) : (var_1_31 ? (var_1_14 == ((double) var_1_17)) : 1))) && (var_1_31 ? ((var_1_10 < (var_1_15 + (var_1_13 + var_1_25))) ? (var_1_19 == ((float) (var_1_21 - (var_1_22 + 8.25f)))) : (var_1_19 == ((float) var_1_18))) : (var_1_19 == ((float) var_1_22)))) && ((var_1_12 >= var_1_4) ? (var_1_23 == ((unsigned short int) var_1_16)) : 1)) && (var_1_24 == ((unsigned char) (var_1_16 + var_1_3)))) && ((-16 <= var_1_27) ? ((var_1_5 == var_1_28) ? (var_1_25 == ((unsigned short int) ((((var_1_4) > (var_1_8)) ? (var_1_4) : (var_1_8))))) : 1) : (var_1_25 == ((unsigned short int) (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))) - var_1_4))))) && ((var_1_8 != (var_1_11 + var_1_5)) ? (var_1_27 == ((unsigned short int) var_1_15)) : 1)) && (((~ var_1_10) >= var_1_13) ? (var_1_28 == ((unsigned short int) (var_1_26 - var_1_4))) : 1)) && (((var_1_16 + var_1_3) < ((var_1_6 / var_1_11) | var_1_5)) ? (((3214144168u - (var_1_30 - var_1_10)) != (- var_1_27)) ? (var_1_29 == ((signed char) (((((var_1_3 + var_1_5)) > (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))))) ? ((var_1_3 + var_1_5)) : (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))))))) : 1) : ((((((var_1_19 + var_1_22) < 0 ) ? -(var_1_19 + var_1_22) : (var_1_19 + var_1_22))) < var_1_18) ? ((var_1_22 <= var_1_19) ? (var_1_29 == ((signed char) var_1_4)) : 1) : (var_1_29 == ((signed char) var_1_6))))) && (var_1_31 == ((unsigned char) 0))) && (var_1_32 == ((double) var_1_17)) ; [L192] RET, EXPR property() [L192] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=-1073741826, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=2, var_1_15=2, var_1_16=257, var_1_17=3, var_1_18=0, var_1_19=4, var_1_1=8, var_1_22=4, var_1_23=1, var_1_24=1, var_1_25=4, var_1_26=98303, var_1_27=2, var_1_28=1, var_1_29=8, var_1_30=-3221225473, var_1_31=0, var_1_32=3, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=8, var_1_8=-16, var_1_9=10] [L19] reach_error() VAL [isInitial=1, var_1_10=-1073741826, var_1_11=3, var_1_12=4294967294, var_1_13=-1073741826, var_1_14=2, var_1_15=2, var_1_16=257, var_1_17=3, var_1_18=0, var_1_19=4, var_1_1=8, var_1_22=4, var_1_23=1, var_1_24=1, var_1_25=4, var_1_26=98303, var_1_27=2, var_1_28=1, var_1_29=8, var_1_30=-3221225473, var_1_31=0, var_1_32=3, var_1_3=0, var_1_4=8, var_1_5=-20, var_1_6=10, var_1_7=8, var_1_8=-16, var_1_9=10] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.1s, OverallIterations: 1, TraceHistogramMax: 27, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=51occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 200 NumberOfCodeBlocks, 200 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 03:09:14,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/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_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/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_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-27.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/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_ab76e7bd-f36c-4982-91fd-d4cffda10f96/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 00bef7012df83cfea6557911ccded0b7d229289545c394298f9cdde0162b421c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:09:18,362 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:09:18,513 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 03:09:18,525 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:09:18,528 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:09:18,563 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:09:18,564 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:09:18,564 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:09:18,565 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:09:18,565 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:09:18,565 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:09:18,565 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:09:18,565 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:09:18,565 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:09:18,565 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:09:18,565 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:09:18,566 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:09:18,566 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:09:18,566 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:09:18,566 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:09:18,566 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:09:18,567 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:09:18,567 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:09:18,567 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:09:18,567 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 03:09:18,567 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 03:09:18,567 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:09:18,567 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 03:09:18,567 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:09:18,568 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:09:18,568 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:09:18,568 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:09:18,568 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 03:09:18,568 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:09:18,568 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:09:18,568 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:09:18,569 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:09:18,569 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:09:18,569 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:09:18,569 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 03:09:18,569 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 03:09:18,569 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:09:18,570 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:09:18,570 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_ab76e7bd-f36c-4982-91fd-d4cffda10f96/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 -> 00bef7012df83cfea6557911ccded0b7d229289545c394298f9cdde0162b421c [2024-11-14 03:09:18,975 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:09:18,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:09:18,987 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:09:18,988 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:09:18,989 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:09:18,990 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-27.i Unable to find full path for "g++" [2024-11-14 03:09:21,383 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:09:21,786 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:09:21,790 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-27.i [2024-11-14 03:09:21,803 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/data/73b07eea3/a8cd02e69a6a41a182ad50256c645c28/FLAGdf2b2744e [2024-11-14 03:09:21,833 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/data/73b07eea3/a8cd02e69a6a41a182ad50256c645c28 [2024-11-14 03:09:21,837 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:09:21,840 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:09:21,843 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:09:21,844 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:09:21,849 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:09:21,850 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:09:21" (1/1) ... [2024-11-14 03:09:21,852 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10f5b6ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:09:21, skipping insertion in model container [2024-11-14 03:09:21,852 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:09:21" (1/1) ... [2024-11-14 03:09:21,888 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:09:22,105 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_ab76e7bd-f36c-4982-91fd-d4cffda10f96/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-27.i[916,929] [2024-11-14 03:09:22,274 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:09:22,300 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:09:22,317 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_ab76e7bd-f36c-4982-91fd-d4cffda10f96/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-27.i[916,929] [2024-11-14 03:09:22,399 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:09:22,422 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:09:22,423 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:09:22 WrapperNode [2024-11-14 03:09:22,423 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:09:22,424 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:09:22,424 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:09:22,425 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:09:22,435 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:09:22" (1/1) ... [2024-11-14 03:09:22,459 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:09:22" (1/1) ... [2024-11-14 03:09:22,513 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 185 [2024-11-14 03:09:22,514 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:09:22,518 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:09:22,519 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:09:22,519 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:09:22,529 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:09:22" (1/1) ... [2024-11-14 03:09:22,530 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:09:22" (1/1) ... [2024-11-14 03:09:22,539 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:09:22" (1/1) ... [2024-11-14 03:09:22,543 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:09:22" (1/1) ... [2024-11-14 03:09:22,572 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:09:22" (1/1) ... [2024-11-14 03:09:22,582 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:09:22" (1/1) ... [2024-11-14 03:09:22,589 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:09:22" (1/1) ... [2024-11-14 03:09:22,595 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:09:22" (1/1) ... [2024-11-14 03:09:22,603 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:09:22,604 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:09:22,604 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:09:22,604 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:09:22,608 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:09:22" (1/1) ... [2024-11-14 03:09:22,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:09:22,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:09:22,664 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:09:22,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:09:22,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:09:22,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 03:09:22,704 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:09:22,704 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:09:22,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:09:22,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:09:22,866 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:09:22,867 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:09:26,642 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-14 03:09:26,642 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:09:26,653 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:09:26,653 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 03:09:26,653 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:09:26 BoogieIcfgContainer [2024-11-14 03:09:26,653 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:09:26,656 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:09:26,656 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:09:26,660 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:09:26,661 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:09:21" (1/3) ... [2024-11-14 03:09:26,661 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@396011db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:09:26, skipping insertion in model container [2024-11-14 03:09:26,661 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:09:22" (2/3) ... [2024-11-14 03:09:26,662 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@396011db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:09:26, skipping insertion in model container [2024-11-14 03:09:26,662 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:09:26" (3/3) ... [2024-11-14 03:09:26,665 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-27.i [2024-11-14 03:09:26,679 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:09:26,680 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount100_file-27.i that has 2 procedures, 86 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 03:09:26,757 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:09:26,773 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;@51ef6a04, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:09:26,774 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:09:26,778 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 56 states have (on average 1.4107142857142858) internal successors, (79), 57 states have internal predecessors, (79), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-14 03:09:26,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-14 03:09:26,793 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:09:26,794 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:09:26,794 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:09:26,800 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:09:26,801 INFO L85 PathProgramCache]: Analyzing trace with hash 1483059013, now seen corresponding path program 1 times [2024-11-14 03:09:26,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:09:26,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1043722287] [2024-11-14 03:09:26,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:09:26,815 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:09:26,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:09:26,819 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:09:26,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-14 03:09:27,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:09:27,320 INFO L255 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 03:09:27,333 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:09:27,402 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 584 proven. 0 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2024-11-14 03:09:27,403 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:09:27,403 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:09:27,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1043722287] [2024-11-14 03:09:27,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1043722287] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:09:27,404 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:09:27,404 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:09:27,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601868288] [2024-11-14 03:09:27,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:09:27,411 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 03:09:27,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:09:27,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 03:09:27,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 03:09:27,431 INFO L87 Difference]: Start difference. First operand has 86 states, 56 states have (on average 1.4107142857142858) internal successors, (79), 57 states have internal predecessors, (79), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-14 03:09:27,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:09:27,465 INFO L93 Difference]: Finished difference Result 165 states and 287 transitions. [2024-11-14 03:09:27,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 03:09:27,467 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 177 [2024-11-14 03:09:27,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:09:27,476 INFO L225 Difference]: With dead ends: 165 [2024-11-14 03:09:27,477 INFO L226 Difference]: Without dead ends: 82 [2024-11-14 03:09:27,481 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 03:09:27,484 INFO L432 NwaCegarLoop]: 125 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, 125 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:09:27,485 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 03:09:27,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2024-11-14 03:09:27,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2024-11-14 03:09:27,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 53 states have (on average 1.3396226415094339) internal successors, (71), 53 states have internal predecessors, (71), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-14 03:09:27,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 125 transitions. [2024-11-14 03:09:27,544 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 125 transitions. Word has length 177 [2024-11-14 03:09:27,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:09:27,545 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 125 transitions. [2024-11-14 03:09:27,545 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-14 03:09:27,546 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 125 transitions. [2024-11-14 03:09:27,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-14 03:09:27,554 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:09:27,554 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:09:27,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-14 03:09:27,755 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:09:27,755 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:09:27,756 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:09:27,756 INFO L85 PathProgramCache]: Analyzing trace with hash 981909266, now seen corresponding path program 1 times [2024-11-14 03:09:27,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:09:27,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1640447869] [2024-11-14 03:09:27,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:09:27,758 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:09:27,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:09:27,762 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:09:27,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-14 03:09:28,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:09:28,281 INFO L255 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-14 03:09:28,288 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:09:32,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 84 proven. 216 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-14 03:09:32,024 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:09:33,740 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:09:33,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1640447869] [2024-11-14 03:09:33,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1640447869] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:09:33,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [641269888] [2024-11-14 03:09:33,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:09:33,741 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 03:09:33,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 03:09:33,743 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 03:09:33,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-14 03:09:34,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:09:34,305 INFO L255 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 03:09:34,324 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:09:34,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-14 03:09:34,423 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:09:34,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [641269888] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:09:34,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 03:09:34,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2024-11-14 03:09:34,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375246219] [2024-11-14 03:09:34,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:09:34,426 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:09:34,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:09:34,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:09:34,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=182, Unknown=0, NotChecked=0, Total=240 [2024-11-14 03:09:34,428 INFO L87 Difference]: Start difference. First operand 82 states and 125 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-14 03:09:36,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:09:37,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:09:37,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:09:37,788 INFO L93 Difference]: Finished difference Result 236 states and 361 transitions. [2024-11-14 03:09:37,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:09:37,808 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 178 [2024-11-14 03:09:37,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:09:37,811 INFO L225 Difference]: With dead ends: 236 [2024-11-14 03:09:37,811 INFO L226 Difference]: Without dead ends: 157 [2024-11-14 03:09:37,812 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 512 GetRequests, 498 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=58, Invalid=182, Unknown=0, NotChecked=0, Total=240 [2024-11-14 03:09:37,813 INFO L432 NwaCegarLoop]: 135 mSDtfsCounter, 115 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 241 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-11-14 03:09:37,814 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 241 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 10 Invalid, 1 Unknown, 0 Unchecked, 3.3s Time] [2024-11-14 03:09:37,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2024-11-14 03:09:37,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 93. [2024-11-14 03:09:37,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 64 states have (on average 1.328125) internal successors, (85), 64 states have internal predecessors, (85), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-14 03:09:37,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 139 transitions. [2024-11-14 03:09:37,838 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 139 transitions. Word has length 178 [2024-11-14 03:09:37,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:09:37,843 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 139 transitions. [2024-11-14 03:09:37,844 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-14 03:09:37,844 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 139 transitions. [2024-11-14 03:09:37,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-14 03:09:37,850 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:09:37,851 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:09:37,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-14 03:09:38,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/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 03:09:38,251 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:09:38,252 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:09:38,252 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:09:38,252 INFO L85 PathProgramCache]: Analyzing trace with hash 22525588, now seen corresponding path program 1 times [2024-11-14 03:09:38,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:09:38,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [771404374] [2024-11-14 03:09:38,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:09:38,253 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:09:38,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:09:38,258 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:09:38,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-14 03:09:38,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:09:38,720 INFO L255 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-14 03:09:38,725 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:09:41,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 84 proven. 216 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-14 03:09:41,651 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:09:43,009 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:09:43,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [771404374] [2024-11-14 03:09:43,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [771404374] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:09:43,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [432640656] [2024-11-14 03:09:43,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:09:43,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 03:09:43,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 03:09:43,012 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 03:09:43,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-14 03:09:44,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:09:44,508 INFO L255 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 03:09:44,513 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:09:46,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 84 proven. 216 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-14 03:09:46,890 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:09:47,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [432640656] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:09:47,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [636591773] [2024-11-14 03:09:47,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:09:47,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:09:47,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:09:47,908 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:09:47,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-14 03:09:48,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:09:48,213 INFO L255 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 03:09:48,238 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:09:50,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 152 proven. 147 refuted. 0 times theorem prover too weak. 1105 trivial. 0 not checked. [2024-11-14 03:09:50,426 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:09:51,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [636591773] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:09:51,612 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 03:09:51,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 9] total 14 [2024-11-14 03:09:51,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [232764607] [2024-11-14 03:09:51,612 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 03:09:51,613 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 03:09:51,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:09:51,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 03:09:51,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=201, Unknown=0, NotChecked=0, Total=272 [2024-11-14 03:09:51,615 INFO L87 Difference]: Start difference. First operand 93 states and 139 transitions. Second operand has 14 states, 14 states have (on average 5.571428571428571) internal successors, (78), 14 states have internal predecessors, (78), 5 states have call successors, (52), 5 states have call predecessors, (52), 6 states have return successors, (53), 4 states have call predecessors, (53), 5 states have call successors, (53) [2024-11-14 03:09:55,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:09:56,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:09:56,634 INFO L93 Difference]: Finished difference Result 197 states and 286 transitions. [2024-11-14 03:09:56,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 03:09:56,635 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.571428571428571) internal successors, (78), 14 states have internal predecessors, (78), 5 states have call successors, (52), 5 states have call predecessors, (52), 6 states have return successors, (53), 4 states have call predecessors, (53), 5 states have call successors, (53) Word has length 179 [2024-11-14 03:09:56,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:09:56,637 INFO L225 Difference]: With dead ends: 197 [2024-11-14 03:09:56,637 INFO L226 Difference]: Without dead ends: 107 [2024-11-14 03:09:56,638 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1014 GetRequests, 996 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=109, Invalid=271, Unknown=0, NotChecked=0, Total=380 [2024-11-14 03:09:56,642 INFO L432 NwaCegarLoop]: 84 mSDtfsCounter, 52 mSDsluCounter, 274 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 358 SdHoareTripleChecker+Invalid, 475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-14 03:09:56,642 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 358 Invalid, 475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 469 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-11-14 03:09:56,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2024-11-14 03:09:56,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 105. [2024-11-14 03:09:56,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 73 states have (on average 1.273972602739726) internal successors, (93), 73 states have internal predecessors, (93), 27 states have call successors, (27), 4 states have call predecessors, (27), 4 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-14 03:09:56,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 147 transitions. [2024-11-14 03:09:56,665 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 147 transitions. Word has length 179 [2024-11-14 03:09:56,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:09:56,666 INFO L471 AbstractCegarLoop]: Abstraction has 105 states and 147 transitions. [2024-11-14 03:09:56,666 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.571428571428571) internal successors, (78), 14 states have internal predecessors, (78), 5 states have call successors, (52), 5 states have call predecessors, (52), 6 states have return successors, (53), 4 states have call predecessors, (53), 5 states have call successors, (53) [2024-11-14 03:09:56,666 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 147 transitions. [2024-11-14 03:09:56,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-14 03:09:56,669 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:09:56,669 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:09:56,698 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-14 03:09:56,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-14 03:09:57,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-14 03:09:57,270 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 03:09:57,270 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:09:57,270 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:09:57,271 INFO L85 PathProgramCache]: Analyzing trace with hash -111487918, now seen corresponding path program 1 times [2024-11-14 03:09:57,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:09:57,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [526644509] [2024-11-14 03:09:57,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:09:57,271 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:09:57,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:09:57,274 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:09:57,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/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 (8)] Waiting until timeout for monitored process [2024-11-14 03:09:57,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:09:57,765 INFO L255 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 03:09:57,767 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:09:58,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 728 proven. 39 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-11-14 03:09:58,401 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:09:59,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 39 proven. 39 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2024-11-14 03:09:59,238 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 03:09:59,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [526644509] [2024-11-14 03:09:59,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [526644509] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:09:59,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1833108251] [2024-11-14 03:09:59,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:09:59,238 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 03:09:59,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 03:09:59,244 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 03:09:59,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-14 03:10:00,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:10:01,012 INFO L255 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 03:10:01,015 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:10:01,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 728 proven. 39 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-11-14 03:10:01,551 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:10:02,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 39 proven. 39 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2024-11-14 03:10:02,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1833108251] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:10:02,127 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [791201316] [2024-11-14 03:10:02,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:10:02,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:10:02,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:10:02,129 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:10:02,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-14 03:10:02,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:10:02,394 INFO L255 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 03:10:02,405 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:10:02,930 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 728 proven. 39 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-11-14 03:10:02,930 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:10:03,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 39 proven. 39 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2024-11-14 03:10:03,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [791201316] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:10:03,559 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-14 03:10:03,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7, 7, 7, 7] total 12 [2024-11-14 03:10:03,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006605404] [2024-11-14 03:10:03,559 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-14 03:10:03,560 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-14 03:10:03,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 03:10:03,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-14 03:10:03,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2024-11-14 03:10:03,565 INFO L87 Difference]: Start difference. First operand 105 states and 147 transitions. Second operand has 12 states, 12 states have (on average 6.583333333333333) internal successors, (79), 12 states have internal predecessors, (79), 3 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2024-11-14 03:10:07,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:10:08,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:10:08,535 INFO L93 Difference]: Finished difference Result 269 states and 368 transitions. [2024-11-14 03:10:08,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 03:10:08,536 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.583333333333333) internal successors, (79), 12 states have internal predecessors, (79), 3 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) Word has length 179 [2024-11-14 03:10:08,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:10:08,538 INFO L225 Difference]: With dead ends: 269 [2024-11-14 03:10:08,539 INFO L226 Difference]: Without dead ends: 167 [2024-11-14 03:10:08,539 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1075 GetRequests, 1058 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=105, Invalid=237, Unknown=0, NotChecked=0, Total=342 [2024-11-14 03:10:08,541 INFO L432 NwaCegarLoop]: 119 mSDtfsCounter, 124 mSDsluCounter, 356 mSDsCounter, 0 mSdLazyCounter, 470 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 475 SdHoareTripleChecker+Invalid, 474 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 470 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-14 03:10:08,541 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 475 Invalid, 474 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 470 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-14 03:10:08,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2024-11-14 03:10:08,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 160. [2024-11-14 03:10:08,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 110 states have (on average 1.2363636363636363) internal successors, (136), 111 states have internal predecessors, (136), 40 states have call successors, (40), 9 states have call predecessors, (40), 9 states have return successors, (40), 39 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-14 03:10:08,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 216 transitions. [2024-11-14 03:10:08,572 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 216 transitions. Word has length 179 [2024-11-14 03:10:08,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:10:08,573 INFO L471 AbstractCegarLoop]: Abstraction has 160 states and 216 transitions. [2024-11-14 03:10:08,573 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.583333333333333) internal successors, (79), 12 states have internal predecessors, (79), 3 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2024-11-14 03:10:08,573 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 216 transitions. [2024-11-14 03:10:08,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-14 03:10:08,577 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:10:08,577 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:10:08,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-14 03:10:08,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-14 03:10:08,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/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 (8)] Ended with exit code 0 [2024-11-14 03:10:09,178 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:10:09,179 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:10:09,179 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:10:09,179 INFO L85 PathProgramCache]: Analyzing trace with hash 589576660, now seen corresponding path program 1 times [2024-11-14 03:10:09,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 03:10:09,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1775440612] [2024-11-14 03:10:09,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:10:09,180 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 03:10:09,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 03:10:09,185 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 03:10:09,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab76e7bd-f36c-4982-91fd-d4cffda10f96/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 (11)] Waiting until timeout for monitored process [2024-11-14 03:10:09,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:10:09,773 INFO L255 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-14 03:10:09,783 INFO L278 TraceCheckSpWp]: Computing forward predicates...