./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.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_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/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_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/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_95215634-de4e-444f-bbde-82d90beaca90/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 8f2833e885acd2c984eec276a5b5aa21bcc4f31e0a02cf68ba995e87d5c6f56b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:31:20,706 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:31:20,823 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 04:31:20,833 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:31:20,836 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:31:20,889 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:31:20,891 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:31:20,892 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:31:20,893 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:31:20,893 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:31:20,893 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:31:20,894 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:31:20,894 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:31:20,894 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 04:31:20,894 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:31:20,895 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:31:20,896 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 04:31:20,896 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 04:31:20,897 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:31:20,897 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 04:31:20,897 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 04:31:20,897 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 04:31:20,898 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:31:20,898 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:31:20,898 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:31:20,898 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 04:31:20,898 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:31:20,899 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:31:20,899 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:31:20,899 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:31:20,899 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:31:20,899 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:31:20,899 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:31:20,900 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:31:20,900 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:31:20,901 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:31:20,901 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:31:20,902 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:31:20,902 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:31:20,902 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:31:20,902 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:31:20,902 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:31:20,902 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 04:31:20,902 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 04:31:20,902 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:31:20,903 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:31:20,903 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 04:31:20,903 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_95215634-de4e-444f-bbde-82d90beaca90/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 -> 8f2833e885acd2c984eec276a5b5aa21bcc4f31e0a02cf68ba995e87d5c6f56b [2024-11-14 04:31:21,322 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:31:21,338 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:31:21,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:31:21,343 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:31:21,345 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:31:21,348 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i Unable to find full path for "g++" [2024-11-14 04:31:23,608 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:31:24,009 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:31:24,010 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i [2024-11-14 04:31:24,023 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/data/bf18c8ffd/6f82cf9b2c4d49c5ac56821d02961059/FLAGe457d4c5a [2024-11-14 04:31:24,043 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/data/bf18c8ffd/6f82cf9b2c4d49c5ac56821d02961059 [2024-11-14 04:31:24,046 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:31:24,048 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:31:24,050 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:31:24,050 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:31:24,056 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:31:24,057 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:31:24" (1/1) ... [2024-11-14 04:31:24,058 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55211b34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:31:24, skipping insertion in model container [2024-11-14 04:31:24,059 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:31:24" (1/1) ... [2024-11-14 04:31:24,086 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:31:24,277 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_95215634-de4e-444f-bbde-82d90beaca90/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i[916,929] [2024-11-14 04:31:24,394 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:31:24,408 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:31:24,422 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_95215634-de4e-444f-bbde-82d90beaca90/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i[916,929] [2024-11-14 04:31:24,482 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:31:24,517 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:31:24,519 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:31:24 WrapperNode [2024-11-14 04:31:24,520 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:31:24,521 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:31:24,521 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:31:24,521 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:31:24,531 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:31:24" (1/1) ... [2024-11-14 04:31:24,545 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:31:24" (1/1) ... [2024-11-14 04:31:24,614 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 193 [2024-11-14 04:31:24,615 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:31:24,615 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:31:24,615 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:31:24,615 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:31:24,625 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:31:24" (1/1) ... [2024-11-14 04:31:24,625 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:31:24" (1/1) ... [2024-11-14 04:31:24,642 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:31:24" (1/1) ... [2024-11-14 04:31:24,642 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:31:24" (1/1) ... [2024-11-14 04:31:24,669 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:31:24" (1/1) ... [2024-11-14 04:31:24,677 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:31:24" (1/1) ... [2024-11-14 04:31:24,686 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:31:24" (1/1) ... [2024-11-14 04:31:24,689 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:31:24" (1/1) ... [2024-11-14 04:31:24,702 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:31:24,703 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:31:24,703 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:31:24,703 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:31:24,706 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:31:24" (1/1) ... [2024-11-14 04:31:24,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:31:24,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:31:24,751 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:31:24,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:31:24,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:31:24,791 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:31:24,791 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:31:24,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 04:31:24,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:31:24,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:31:24,940 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:31:24,942 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:31:25,646 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-14 04:31:25,646 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:31:26,021 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:31:26,021 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:31:26,021 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:31:26 BoogieIcfgContainer [2024-11-14 04:31:26,022 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:31:26,027 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:31:26,027 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:31:26,033 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:31:26,033 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:31:24" (1/3) ... [2024-11-14 04:31:26,034 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b17c5f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:31:26, skipping insertion in model container [2024-11-14 04:31:26,034 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:31:24" (2/3) ... [2024-11-14 04:31:26,035 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b17c5f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:31:26, skipping insertion in model container [2024-11-14 04:31:26,035 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:31:26" (3/3) ... [2024-11-14 04:31:26,036 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-83.i [2024-11-14 04:31:26,055 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:31:26,057 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-1loop_file-83.i that has 2 procedures, 54 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:31:26,144 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:31:26,166 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;@963e60b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:31:26,168 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:31:26,173 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-14 04:31:26,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-14 04:31:26,187 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:31:26,188 INFO L215 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:31:26,189 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:31:26,198 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:31:26,198 INFO L85 PathProgramCache]: Analyzing trace with hash -1644760167, now seen corresponding path program 1 times [2024-11-14 04:31:26,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:31:26,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832258033] [2024-11-14 04:31:26,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:31:26,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:31:27,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 04:31:27,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1896537808] [2024-11-14 04:31:27,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:31:27,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:31:27,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:31:27,237 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:31:27,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 04:31:27,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:31:27,784 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 04:31:27,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:31:28,156 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 04:31:28,161 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 04:31:28,165 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 04:31:28,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-14 04:31:28,368 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:31:28,372 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 04:31:28,536 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 04:31:28,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 04:31:28 BoogieIcfgContainer [2024-11-14 04:31:28,543 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 04:31:28,544 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 04:31:28,544 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 04:31:28,544 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 04:31:28,545 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:31:26" (3/4) ... [2024-11-14 04:31:28,548 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 04:31:28,549 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 04:31:28,551 INFO L158 Benchmark]: Toolchain (without parser) took 4502.80ms. Allocated memory was 142.6MB in the beginning and 369.1MB in the end (delta: 226.5MB). Free memory was 104.2MB in the beginning and 277.5MB in the end (delta: -173.3MB). Peak memory consumption was 49.6MB. Max. memory is 16.1GB. [2024-11-14 04:31:28,554 INFO L158 Benchmark]: CDTParser took 0.58ms. Allocated memory is still 167.8MB. Free memory is still 104.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:31:28,554 INFO L158 Benchmark]: CACSL2BoogieTranslator took 470.13ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 87.7MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 04:31:28,555 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.85ms. Allocated memory is still 142.6MB. Free memory was 87.7MB in the beginning and 81.9MB in the end (delta: 5.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 04:31:28,555 INFO L158 Benchmark]: Boogie Preprocessor took 87.18ms. Allocated memory is still 142.6MB. Free memory was 81.9MB in the beginning and 79.7MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:31:28,557 INFO L158 Benchmark]: RCFGBuilder took 1318.46ms. Allocated memory is still 142.6MB. Free memory was 79.3MB in the beginning and 80.3MB in the end (delta: -957.0kB). Peak memory consumption was 57.6MB. Max. memory is 16.1GB. [2024-11-14 04:31:28,558 INFO L158 Benchmark]: TraceAbstraction took 2516.17ms. Allocated memory was 142.6MB in the beginning and 369.1MB in the end (delta: 226.5MB). Free memory was 79.6MB in the beginning and 278.3MB in the end (delta: -198.7MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2024-11-14 04:31:28,558 INFO L158 Benchmark]: Witness Printer took 5.98ms. Allocated memory is still 369.1MB. Free memory was 277.5MB in the beginning and 277.5MB in the end (delta: 21.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:31:28,563 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58ms. Allocated memory is still 167.8MB. Free memory is still 104.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 470.13ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 87.7MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.85ms. Allocated memory is still 142.6MB. Free memory was 87.7MB in the beginning and 81.9MB in the end (delta: 5.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.18ms. Allocated memory is still 142.6MB. Free memory was 81.9MB in the beginning and 79.7MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1318.46ms. Allocated memory is still 142.6MB. Free memory was 79.3MB in the beginning and 80.3MB in the end (delta: -957.0kB). Peak memory consumption was 57.6MB. Max. memory is 16.1GB. * TraceAbstraction took 2516.17ms. Allocated memory was 142.6MB in the beginning and 369.1MB in the end (delta: 226.5MB). Free memory was 79.6MB in the beginning and 278.3MB in the end (delta: -198.7MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. * Witness Printer took 5.98ms. Allocated memory is still 369.1MB. Free memory was 277.5MB in the beginning and 277.5MB in the end (delta: 21.0kB). 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 146, overapproximation of someBinaryFLOATComparisonOperation at line 144, overapproximation of someBinaryFLOATComparisonOperation at line 157, overapproximation of someBinaryFLOATComparisonOperation at line 67, overapproximation of someBinaryDOUBLEComparisonOperation at line 56, overapproximation of someBinaryArithmeticFLOAToperation at line 62. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -256; [L23] signed short int var_1_3 = 24009; [L24] signed short int var_1_6 = 19467; [L25] unsigned char var_1_7 = 64; [L26] unsigned char var_1_8 = 200; [L27] unsigned char var_1_9 = 16; [L28] unsigned char var_1_10 = 0; [L29] unsigned char var_1_11 = 8; [L30] float var_1_12 = 15.4; [L31] float var_1_14 = 25.75; [L32] float var_1_15 = 9.5; [L33] signed short int var_1_16 = -128; [L34] signed long int var_1_17 = -8; [L35] double var_1_18 = 100.5; [L36] signed char var_1_19 = 16; [L37] unsigned short int var_1_20 = 19664; [L38] unsigned short int var_1_21 = 18224; [L39] signed char var_1_22 = -32; [L40] signed char var_1_23 = -10; [L41] float var_1_24 = 199.875; [L42] float var_1_25 = 0.875; [L43] unsigned char var_1_26 = 0; [L44] unsigned char var_1_27 = 1; [L45] unsigned char var_1_28 = 1; [L46] unsigned char var_1_29 = 0; [L47] unsigned char var_1_30 = 1; [L48] signed short int var_1_31 = -8; [L49] signed char var_1_32 = 2; [L50] signed char var_1_33 = 64; [L51] double last_1_var_1_18 = 100.5; [L52] unsigned char last_1_var_1_30 = 1; [L180] isInitial = 1 [L181] FCALL initially() [L182] int k_loop; [L183] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=24009, var_1_6=19467, var_1_7=64, var_1_8=200, var_1_9=16] [L183] COND TRUE k_loop < 1 [L184] CALL updateLastVariables() [L172] last_1_var_1_18 = var_1_18 [L173] last_1_var_1_30 = var_1_30 [L184] RET updateLastVariables() [L185] CALL updateVariables() [L125] var_1_3 = __VERIFIER_nondet_short() [L126] CALL assume_abort_if_not(var_1_3 >= 16382) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=19467, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_3 >= 16382) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=19467, var_1_7=64, var_1_8=200, var_1_9=16] [L127] CALL assume_abort_if_not(var_1_3 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=19467, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_3 <= 32766) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=19467, var_1_7=64, var_1_8=200, var_1_9=16] [L128] var_1_6 = __VERIFIER_nondet_short() [L129] CALL assume_abort_if_not(var_1_6 >= 16382) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_6 >= 16382) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=200, var_1_9=16] [L130] CALL assume_abort_if_not(var_1_6 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=200, var_1_9=16] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_6 <= 32766) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=200, var_1_9=16] [L131] var_1_8 = __VERIFIER_nondet_uchar() [L132] CALL assume_abort_if_not(var_1_8 >= 190) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=16] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_8 >= 190) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=16] [L133] CALL assume_abort_if_not(var_1_8 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=16] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_8 <= 254) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=16] [L134] var_1_9 = __VERIFIER_nondet_uchar() [L135] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541] [L136] CALL assume_abort_if_not(var_1_9 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_9 <= 63) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=0, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L137] var_1_10 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L139] CALL assume_abort_if_not(var_1_10 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_10 <= 32) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=8, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L140] var_1_11 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L142] CALL assume_abort_if_not(var_1_11 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_11 <= 31) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_14=103/4, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L143] var_1_14 = __VERIFIER_nondet_float() [L144] CALL assume_abort_if_not((var_1_14 >= -230584.3009213691390e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not((var_1_14 >= -230584.3009213691390e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_15=19/2, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L145] var_1_15 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=19664, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L147] var_1_20 = __VERIFIER_nondet_ushort() [L148] CALL assume_abort_if_not(var_1_20 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_20 >= 16383) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L149] CALL assume_abort_if_not(var_1_20 <= 32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_20 <= 32768) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=18224, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L150] var_1_21 = __VERIFIER_nondet_ushort() [L151] CALL assume_abort_if_not(var_1_21 >= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_21 >= 16384) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L152] CALL assume_abort_if_not(var_1_21 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_21 <= 32767) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=-10, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L153] var_1_23 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_23 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=-60, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_23 >= -63) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=-60, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L155] CALL assume_abort_if_not(var_1_23 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=-60, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_23 <= 63) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=-60, var_1_24=1599/8, var_1_25=7/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L156] var_1_25 = __VERIFIER_nondet_float() [L157] CALL assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=-60, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=-60, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L158] var_1_27 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_27 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=-60, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_27 >= 1) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=-60, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L160] CALL assume_abort_if_not(var_1_27 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=-60, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_27 <= 1) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=-60, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L161] var_1_28 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=-60, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=-60, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L163] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=-60, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=-60, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L164] var_1_29 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=-60, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=-60, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L166] CALL assume_abort_if_not(var_1_29 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=-60, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_29 <= 0) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=-60, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=64, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L167] var_1_33 = __VERIFIER_nondet_char() [L168] CALL assume_abort_if_not(var_1_33 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=-60, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=63, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_33 >= 63) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=-60, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=63, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L169] CALL assume_abort_if_not(var_1_33 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=-60, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=63, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_33 <= 126) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_12=77/5, var_1_16=-128, var_1_17=-8, var_1_18=201/2, var_1_19=16, var_1_1=-256, var_1_20=16383, var_1_21=16384, var_1_22=-32, var_1_23=-60, var_1_24=1599/8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-8, var_1_32=2, var_1_33=63, var_1_3=32766, var_1_6=32766, var_1_7=64, var_1_8=-541, var_1_9=-193] [L185] RET updateVariables() [L186] CALL step() [L56] COND TRUE last_1_var_1_18 > (var_1_14 + var_1_15) [L57] var_1_26 = (last_1_var_1_30 || (var_1_27 && var_1_28)) [L61] COND FALSE !(! var_1_26) [L64] var_1_12 = (var_1_15 + var_1_14) [L66] var_1_7 = ((var_1_8 - var_1_9) - (100 - (var_1_10 + var_1_11))) [L67] COND FALSE !(((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))) < var_1_12) [L70] COND FALSE !(var_1_7 == (var_1_10 * (var_1_8 + 16))) [L73] var_1_18 = var_1_15 [L75] var_1_24 = (((((var_1_25 - 9.9999999999995E12f)) > (var_1_14)) ? ((var_1_25 - 9.9999999999995E12f)) : (var_1_14))) [L76] COND TRUE (var_1_6 != -16) || (var_1_7 < var_1_7) [L77] var_1_32 = (((((5) < 0 ) ? -(5) : (5))) - ((((var_1_11) < ((var_1_33 - var_1_10))) ? (var_1_11) : ((var_1_33 - var_1_10))))) [L85] COND FALSE !(var_1_24 == var_1_15) [L94] var_1_19 = -4 [L96] COND TRUE var_1_24 < var_1_14 [L97] var_1_22 = (var_1_11 + var_1_23) [L101] unsigned char stepLocal_1 = var_1_29; [L102] COND TRUE ((var_1_7 / var_1_8) > -4) || stepLocal_1 [L103] var_1_31 = (((((var_1_22 - (var_1_10 + var_1_11))) < (((((var_1_9) < (var_1_23)) ? (var_1_9) : (var_1_23))))) ? ((var_1_22 - (var_1_10 + var_1_11))) : (((((var_1_9) < (var_1_23)) ? (var_1_9) : (var_1_23)))))) [L105] COND TRUE var_1_18 <= var_1_15 [L106] var_1_17 = ((((((((((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) > (var_1_7)) ? (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) : (var_1_7)))) > ((var_1_3 + var_1_19))) ? (((((((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) > (var_1_7)) ? (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) : (var_1_7)))) : ((var_1_3 + var_1_19)))) [L108] COND TRUE \read(var_1_26) [L109] var_1_1 = ((var_1_3 - var_1_7) - var_1_7) [L113] unsigned short int stepLocal_0 = var_1_20; [L114] COND TRUE (- (var_1_25 - 4.6)) < (- var_1_12) [L115] COND FALSE !((var_1_1 + var_1_21) < stepLocal_0) [L118] var_1_30 = var_1_27 [L186] RET step() [L187] CALL, EXPR property() [L176-L177] return ((((((((((((var_1_26 ? (var_1_1 == ((signed short int) ((var_1_3 - var_1_7) - var_1_7))) : (var_1_1 == ((signed short int) (((((var_1_3) > ((var_1_6 - var_1_7))) ? (var_1_3) : ((var_1_6 - var_1_7)))) - var_1_7)))) && (var_1_7 == ((unsigned char) ((var_1_8 - var_1_9) - (100 - (var_1_10 + var_1_11)))))) && ((! var_1_26) ? (var_1_12 == ((float) ((var_1_14 + ((((49.5f) < 0 ) ? -(49.5f) : (49.5f)))) + var_1_15))) : (var_1_12 == ((float) (var_1_15 + var_1_14))))) && ((((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))) < var_1_12) ? (var_1_16 == ((signed short int) -4)) : 1)) && ((var_1_18 <= var_1_15) ? (var_1_17 == ((signed long int) ((((((((((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) > (var_1_7)) ? (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) : (var_1_7)))) > ((var_1_3 + var_1_19))) ? (((((((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) > (var_1_7)) ? (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) : (var_1_7)))) : ((var_1_3 + var_1_19)))))) : 1)) && ((var_1_7 == (var_1_10 * (var_1_8 + 16))) ? (var_1_18 == ((double) var_1_14)) : (var_1_18 == ((double) var_1_15)))) && ((var_1_24 == var_1_15) ? (var_1_26 ? ((((var_1_20 + var_1_21) - var_1_8) < (((((var_1_7 / var_1_6)) < (-5)) ? ((var_1_7 / var_1_6)) : (-5)))) ? (var_1_19 == ((signed char) (var_1_9 + 8))) : (var_1_19 == ((signed char) var_1_8))) : 1) : (var_1_19 == ((signed char) -4)))) && ((var_1_24 < var_1_14) ? (var_1_22 == ((signed char) (var_1_11 + var_1_23))) : (var_1_22 == ((signed char) var_1_8)))) && (var_1_24 == ((float) (((((var_1_25 - 9.9999999999995E12f)) > (var_1_14)) ? ((var_1_25 - 9.9999999999995E12f)) : (var_1_14)))))) && ((last_1_var_1_18 > (var_1_14 + var_1_15)) ? (var_1_26 == ((unsigned char) (last_1_var_1_30 || (var_1_27 && var_1_28)))) : (var_1_26 == ((unsigned char) (! var_1_29))))) && (((- (var_1_25 - 4.6)) < (- var_1_12)) ? (((var_1_1 + var_1_21) < var_1_20) ? (var_1_30 == ((unsigned char) (var_1_28 || var_1_27))) : (var_1_30 == ((unsigned char) var_1_27))) : (var_1_30 == ((unsigned char) var_1_28)))) && ((((var_1_7 / var_1_8) > -4) || var_1_29) ? (var_1_31 == ((signed short int) (((((var_1_22 - (var_1_10 + var_1_11))) < (((((var_1_9) < (var_1_23)) ? (var_1_9) : (var_1_23))))) ? ((var_1_22 - (var_1_10 + var_1_11))) : (((((var_1_9) < (var_1_23)) ? (var_1_9) : (var_1_23)))))))) : 1)) && (((var_1_6 != -16) || (var_1_7 < var_1_7)) ? (var_1_32 == ((signed char) (((((5) < 0 ) ? -(5) : (5))) - ((((var_1_11) < ((var_1_33 - var_1_10))) ? (var_1_11) : ((var_1_33 - var_1_10))))))) : (var_1_26 ? (var_1_32 == ((signed char) var_1_10)) : (var_1_32 == ((signed char) -8)))) ; [L187] RET, EXPR property() [L187] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_14=0, var_1_15=2, var_1_16=-128, var_1_17=32766, var_1_18=2, var_1_19=-4, var_1_1=32512, var_1_20=16383, var_1_21=16384, var_1_22=-29, var_1_23=-60, var_1_24=3, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-92, var_1_32=-26, var_1_33=63, var_1_3=32766, var_1_6=32766, var_1_7=127, var_1_8=-541, var_1_9=-193] [L19] reach_error() VAL [isInitial=1, last_1_var_1_18=201/2, last_1_var_1_30=1, var_1_10=32, var_1_11=-225, var_1_14=0, var_1_15=2, var_1_16=-128, var_1_17=32766, var_1_18=2, var_1_19=-4, var_1_1=32512, var_1_20=16383, var_1_21=16384, var_1_22=-29, var_1_23=-60, var_1_24=3, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=-92, var_1_32=-26, var_1_33=63, var_1_3=32766, var_1_6=32766, var_1_7=127, var_1_8=-541, var_1_9=-193] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 1, TraceHistogramMax: 29, 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=54occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 214 NumberOfCodeBlocks, 214 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 04:31:28,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/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_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/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_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/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_95215634-de4e-444f-bbde-82d90beaca90/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 8f2833e885acd2c984eec276a5b5aa21bcc4f31e0a02cf68ba995e87d5c6f56b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:31:31,946 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:31:32,099 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 04:31:32,111 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:31:32,112 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:31:32,157 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:31:32,158 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:31:32,158 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:31:32,158 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:31:32,159 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:31:32,159 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:31:32,159 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:31:32,159 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:31:32,159 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:31:32,159 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:31:32,160 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:31:32,160 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:31:32,160 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:31:32,161 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:31:32,161 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:31:32,161 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:31:32,161 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:31:32,161 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:31:32,161 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:31:32,161 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 04:31:32,162 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 04:31:32,162 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:31:32,162 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 04:31:32,162 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:31:32,162 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:31:32,162 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:31:32,162 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:31:32,163 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 04:31:32,163 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:31:32,163 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:31:32,163 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:31:32,163 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:31:32,163 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:31:32,164 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:31:32,164 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 04:31:32,164 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 04:31:32,164 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:31:32,164 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:31:32,164 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_95215634-de4e-444f-bbde-82d90beaca90/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 -> 8f2833e885acd2c984eec276a5b5aa21bcc4f31e0a02cf68ba995e87d5c6f56b [2024-11-14 04:31:32,590 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:31:32,605 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:31:32,608 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:31:32,609 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:31:32,610 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:31:32,614 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i Unable to find full path for "g++" [2024-11-14 04:31:34,959 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:31:35,388 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:31:35,392 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i [2024-11-14 04:31:35,414 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/data/21651ed8e/921679081c4b4072a27aafbde9b9120c/FLAG910c8ad5b [2024-11-14 04:31:35,448 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/data/21651ed8e/921679081c4b4072a27aafbde9b9120c [2024-11-14 04:31:35,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:31:35,454 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:31:35,455 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:31:35,455 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:31:35,462 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:31:35,463 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:31:35" (1/1) ... [2024-11-14 04:31:35,466 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23d3834a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:31:35, skipping insertion in model container [2024-11-14 04:31:35,466 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:31:35" (1/1) ... [2024-11-14 04:31:35,501 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:31:35,714 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_95215634-de4e-444f-bbde-82d90beaca90/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i[916,929] [2024-11-14 04:31:35,885 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:31:35,915 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:31:35,933 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_95215634-de4e-444f-bbde-82d90beaca90/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-83.i[916,929] [2024-11-14 04:31:36,038 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:31:36,077 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:31:36,078 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:31:36 WrapperNode [2024-11-14 04:31:36,078 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:31:36,079 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:31:36,079 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:31:36,079 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:31:36,091 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:31:36" (1/1) ... [2024-11-14 04:31:36,116 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:31:36" (1/1) ... [2024-11-14 04:31:36,172 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 189 [2024-11-14 04:31:36,172 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:31:36,173 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:31:36,173 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:31:36,173 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:31:36,185 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:31:36" (1/1) ... [2024-11-14 04:31:36,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:31:36" (1/1) ... [2024-11-14 04:31:36,193 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:31:36" (1/1) ... [2024-11-14 04:31:36,194 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:31:36" (1/1) ... [2024-11-14 04:31:36,222 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:31:36" (1/1) ... [2024-11-14 04:31:36,230 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:31:36" (1/1) ... [2024-11-14 04:31:36,237 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:31:36" (1/1) ... [2024-11-14 04:31:36,242 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:31:36" (1/1) ... [2024-11-14 04:31:36,250 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:31:36,255 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:31:36,255 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:31:36,255 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:31:36,256 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:31:36" (1/1) ... [2024-11-14 04:31:36,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:31:36,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:31:36,309 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:31:36,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:31:36,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:31:36,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 04:31:36,352 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:31:36,354 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:31:36,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:31:36,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:31:36,500 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:31:36,503 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:31:43,106 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-14 04:31:43,106 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:31:43,121 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:31:43,121 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:31:43,121 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:31:43 BoogieIcfgContainer [2024-11-14 04:31:43,122 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:31:43,125 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:31:43,126 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:31:43,132 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:31:43,132 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:31:35" (1/3) ... [2024-11-14 04:31:43,133 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fefbd50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:31:43, skipping insertion in model container [2024-11-14 04:31:43,134 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:31:36" (2/3) ... [2024-11-14 04:31:43,134 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fefbd50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:31:43, skipping insertion in model container [2024-11-14 04:31:43,134 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:31:43" (3/3) ... [2024-11-14 04:31:43,136 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-83.i [2024-11-14 04:31:43,154 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:31:43,156 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-1loop_file-83.i that has 2 procedures, 83 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:31:43,244 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:31:43,266 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;@6542e503, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:31:43,266 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:31:43,273 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 51 states have (on average 1.392156862745098) internal successors, (71), 52 states have internal predecessors, (71), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-14 04:31:43,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-14 04:31:43,295 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:31:43,298 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:31:43,299 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:31:43,306 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:31:43,306 INFO L85 PathProgramCache]: Analyzing trace with hash -707055056, now seen corresponding path program 1 times [2024-11-14 04:31:43,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:31:43,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1368906911] [2024-11-14 04:31:43,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:31:43,326 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 04:31:43,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:31:43,332 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 04:31:43,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-14 04:31:43,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:31:44,014 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 04:31:44,029 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:31:44,118 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 644 proven. 0 refuted. 0 times theorem prover too weak. 980 trivial. 0 not checked. [2024-11-14 04:31:44,122 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:31:44,123 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:31:44,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1368906911] [2024-11-14 04:31:44,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1368906911] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:31:44,124 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:31:44,124 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 04:31:44,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532934622] [2024-11-14 04:31:44,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:31:44,137 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 04:31:44,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:31:44,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 04:31:44,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 04:31:44,171 INFO L87 Difference]: Start difference. First operand has 83 states, 51 states have (on average 1.392156862745098) internal successors, (71), 52 states have internal predecessors, (71), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-14 04:31:44,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:31:44,230 INFO L93 Difference]: Finished difference Result 163 states and 284 transitions. [2024-11-14 04:31:44,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 04:31:44,234 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 185 [2024-11-14 04:31:44,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:31:44,244 INFO L225 Difference]: With dead ends: 163 [2024-11-14 04:31:44,244 INFO L226 Difference]: Without dead ends: 79 [2024-11-14 04:31:44,249 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 04:31:44,256 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 04:31:44,256 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 04:31:44,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2024-11-14 04:31:44,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2024-11-14 04:31:44,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 48 states have (on average 1.3125) internal successors, (63), 48 states have internal predecessors, (63), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-14 04:31:44,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 121 transitions. [2024-11-14 04:31:44,317 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 121 transitions. Word has length 185 [2024-11-14 04:31:44,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:31:44,318 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 121 transitions. [2024-11-14 04:31:44,318 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-14 04:31:44,318 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 121 transitions. [2024-11-14 04:31:44,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-14 04:31:44,323 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:31:44,323 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:31:44,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-14 04:31:44,528 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 04:31:44,528 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:31:44,529 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:31:44,529 INFO L85 PathProgramCache]: Analyzing trace with hash 965146862, now seen corresponding path program 1 times [2024-11-14 04:31:44,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:31:44,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1958068523] [2024-11-14 04:31:44,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:31:44,531 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 04:31:44,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:31:44,535 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 04:31:44,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-14 04:31:45,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:31:45,165 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 04:31:45,173 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:31:45,661 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 288 proven. 6 refuted. 0 times theorem prover too weak. 1330 trivial. 0 not checked. [2024-11-14 04:31:45,661 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:31:46,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 78 proven. 6 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-11-14 04:31:46,712 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:31:46,712 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1958068523] [2024-11-14 04:31:46,712 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1958068523] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:31:46,712 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2016516484] [2024-11-14 04:31:46,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:31:46,713 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 04:31:46,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 04:31:46,728 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 04:31:46,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-14 04:31:47,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:31:47,511 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 04:31:47,517 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:31:47,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-14 04:31:47,720 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:31:47,720 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2016516484] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:31:47,720 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-14 04:31:47,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6, 6] total 10 [2024-11-14 04:31:47,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768217130] [2024-11-14 04:31:47,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:31:47,725 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:31:47,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:31:47,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:31:47,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-14 04:31:47,728 INFO L87 Difference]: Start difference. First operand 79 states and 121 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-14 04:31:50,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:31:52,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:31:52,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:31:52,744 INFO L93 Difference]: Finished difference Result 229 states and 353 transitions. [2024-11-14 04:31:52,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:31:52,782 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 185 [2024-11-14 04:31:52,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:31:52,786 INFO L225 Difference]: With dead ends: 229 [2024-11-14 04:31:52,786 INFO L226 Difference]: Without dead ends: 153 [2024-11-14 04:31:52,788 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 552 GetRequests, 543 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-14 04:31:52,789 INFO L432 NwaCegarLoop]: 118 mSDtfsCounter, 101 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 6 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 225 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-11-14 04:31:52,789 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 225 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 9 Invalid, 2 Unknown, 0 Unchecked, 5.0s Time] [2024-11-14 04:31:52,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2024-11-14 04:31:52,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 92. [2024-11-14 04:31:52,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 61 states have (on average 1.3442622950819672) internal successors, (82), 61 states have internal predecessors, (82), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-14 04:31:52,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 140 transitions. [2024-11-14 04:31:52,819 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 140 transitions. Word has length 185 [2024-11-14 04:31:52,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:31:52,821 INFO L471 AbstractCegarLoop]: Abstraction has 92 states and 140 transitions. [2024-11-14 04:31:52,821 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-14 04:31:52,822 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 140 transitions. [2024-11-14 04:31:52,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-14 04:31:52,825 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:31:52,825 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:31:52,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-14 04:31:53,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-14 04:31:53,226 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 04:31:53,227 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:31:53,228 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:31:53,228 INFO L85 PathProgramCache]: Analyzing trace with hash -1554813072, now seen corresponding path program 1 times [2024-11-14 04:31:53,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:31:53,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [516312436] [2024-11-14 04:31:53,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:31:53,229 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 04:31:53,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:31:53,231 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 04:31:53,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/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 04:31:53,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:31:53,744 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 04:31:53,755 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:31:54,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 288 proven. 6 refuted. 0 times theorem prover too weak. 1330 trivial. 0 not checked. [2024-11-14 04:31:54,279 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:31:55,595 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 78 proven. 6 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-11-14 04:31:55,595 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:31:55,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [516312436] [2024-11-14 04:31:55,596 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [516312436] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:31:55,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1697098787] [2024-11-14 04:31:55,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:31:55,596 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 04:31:55,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 04:31:55,599 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 04:31:55,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-14 04:31:57,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:31:57,243 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 04:31:57,248 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:31:57,585 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 288 proven. 6 refuted. 0 times theorem prover too weak. 1330 trivial. 0 not checked. [2024-11-14 04:31:57,585 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:31:58,525 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 78 proven. 6 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-11-14 04:31:58,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1697098787] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:31:58,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1061700963] [2024-11-14 04:31:58,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:31:58,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:31:58,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:31:58,530 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:31:58,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-14 04:31:58,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:31:58,931 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 04:31:58,935 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:31:59,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 288 proven. 6 refuted. 0 times theorem prover too weak. 1330 trivial. 0 not checked. [2024-11-14 04:31:59,209 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:32:00,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 78 proven. 6 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-11-14 04:32:00,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1061700963] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:32:00,136 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-14 04:32:00,136 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 10 [2024-11-14 04:32:00,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261747980] [2024-11-14 04:32:00,137 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-14 04:32:00,139 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 04:32:00,139 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:32:00,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 04:32:00,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-11-14 04:32:00,141 INFO L87 Difference]: Start difference. First operand 92 states and 140 transitions. Second operand has 10 states, 10 states have (on average 7.9) internal successors, (79), 10 states have internal predecessors, (79), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-14 04:32:05,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:32:07,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:32:09,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:32:11,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:32:13,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:32:15,032 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:32:17,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:32:18,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:32:22,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:32:22,514 INFO L93 Difference]: Finished difference Result 342 states and 508 transitions. [2024-11-14 04:32:22,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-14 04:32:22,515 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.9) internal successors, (79), 10 states have internal predecessors, (79), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 185 [2024-11-14 04:32:22,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:32:22,524 INFO L225 Difference]: With dead ends: 342 [2024-11-14 04:32:22,524 INFO L226 Difference]: Without dead ends: 253 [2024-11-14 04:32:22,525 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1122 GetRequests, 1094 SyntacticMatches, 3 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 148 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=206, Invalid=496, Unknown=0, NotChecked=0, Total=702 [2024-11-14 04:32:22,531 INFO L432 NwaCegarLoop]: 134 mSDtfsCounter, 303 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 513 mSolverCounterSat, 124 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 358 SdHoareTripleChecker+Valid, 449 SdHoareTripleChecker+Invalid, 644 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 513 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.3s IncrementalHoareTripleChecker+Time [2024-11-14 04:32:22,531 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [358 Valid, 449 Invalid, 644 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 513 Invalid, 7 Unknown, 0 Unchecked, 21.3s Time] [2024-11-14 04:32:22,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2024-11-14 04:32:22,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 97. [2024-11-14 04:32:22,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 65 states have (on average 1.2769230769230768) internal successors, (83), 65 states have internal predecessors, (83), 29 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-14 04:32:22,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 141 transitions. [2024-11-14 04:32:22,589 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 141 transitions. Word has length 185 [2024-11-14 04:32:22,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:32:22,590 INFO L471 AbstractCegarLoop]: Abstraction has 97 states and 141 transitions. [2024-11-14 04:32:22,591 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.9) internal successors, (79), 10 states have internal predecessors, (79), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-14 04:32:22,591 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 141 transitions. [2024-11-14 04:32:22,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-14 04:32:22,595 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:32:22,595 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:32:22,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-11-14 04:32:22,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-14 04:32:23,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-14 04:32:23,196 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/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=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 04:32:23,197 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:32:23,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:32:23,197 INFO L85 PathProgramCache]: Analyzing trace with hash -1028997844, now seen corresponding path program 1 times [2024-11-14 04:32:23,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:32:23,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1362553905] [2024-11-14 04:32:23,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:32:23,198 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 04:32:23,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:32:23,201 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 04:32:23,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95215634-de4e-444f-bbde-82d90beaca90/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 04:32:23,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:32:23,793 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-14 04:32:23,804 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:33:01,303 WARN L286 SmtUtils]: Spent 6.49s on a formula simplification that was a NOOP. DAG size: 70 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:33:44,250 WARN L286 SmtUtils]: Spent 16.60s on a formula simplification that was a NOOP. DAG size: 82 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:34:35,430 WARN L286 SmtUtils]: Spent 17.47s on a formula simplification that was a NOOP. DAG size: 101 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:35:32,694 WARN L286 SmtUtils]: Spent 21.10s on a formula simplification that was a NOOP. DAG size: 108 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:35:33,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 878 proven. 105 refuted. 0 times theorem prover too weak. 641 trivial. 0 not checked. [2024-11-14 04:35:33,359 INFO L311 TraceCheckSpWp]: Computing backward predicates...