./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-94.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_bd725559-d2fe-4778-909a-9c645e1aaf82/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd725559-d2fe-4778-909a-9c645e1aaf82/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_bd725559-d2fe-4778-909a-9c645e1aaf82/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd725559-d2fe-4778-909a-9c645e1aaf82/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-94.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd725559-d2fe-4778-909a-9c645e1aaf82/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_bd725559-d2fe-4778-909a-9c645e1aaf82/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 98fcad7795829b79af092395b5f7b22094f341d47982e28ecc686768c9044797 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:02:05,284 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:02:05,374 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd725559-d2fe-4778-909a-9c645e1aaf82/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 04:02:05,381 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:02:05,382 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:02:05,430 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:02:05,431 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:02:05,431 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:02:05,432 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:02:05,432 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:02:05,432 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:02:05,432 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:02:05,432 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:02:05,432 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 04:02:05,432 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:02:05,433 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:02:05,433 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 04:02:05,433 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 04:02:05,433 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:02:05,435 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 04:02:05,436 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 04:02:05,436 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 04:02:05,436 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:02:05,437 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:02:05,437 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:02:05,437 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 04:02:05,437 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:02:05,438 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:02:05,438 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:02:05,438 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:02:05,438 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:02:05,438 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:02:05,438 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:02:05,439 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:02:05,439 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:02:05,439 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:02:05,439 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:02:05,439 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:02:05,439 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:02:05,440 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:02:05,440 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:02:05,441 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:02:05,441 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 04:02:05,441 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 04:02:05,441 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:02:05,441 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:02:05,441 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 04:02:05,441 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_bd725559-d2fe-4778-909a-9c645e1aaf82/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 -> 98fcad7795829b79af092395b5f7b22094f341d47982e28ecc686768c9044797 [2024-11-14 04:02:05,838 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:02:05,851 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:02:05,855 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:02:05,858 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:02:05,858 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:02:05,860 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd725559-d2fe-4778-909a-9c645e1aaf82/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-94.i Unable to find full path for "g++" [2024-11-14 04:02:07,952 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:02:08,183 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:02:08,183 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd725559-d2fe-4778-909a-9c645e1aaf82/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-94.i [2024-11-14 04:02:08,192 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd725559-d2fe-4778-909a-9c645e1aaf82/bin/utaipan-verify-sOmjnqqW8E/data/668972397/af46add3daa14bc7acaac301f43dda93/FLAG8d9244d60 [2024-11-14 04:02:08,216 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd725559-d2fe-4778-909a-9c645e1aaf82/bin/utaipan-verify-sOmjnqqW8E/data/668972397/af46add3daa14bc7acaac301f43dda93 [2024-11-14 04:02:08,219 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:02:08,222 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:02:08,223 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:02:08,223 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:02:08,228 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:02:08,228 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:02:08" (1/1) ... [2024-11-14 04:02:08,229 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b492f34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:02:08, skipping insertion in model container [2024-11-14 04:02:08,229 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:02:08" (1/1) ... [2024-11-14 04:02:08,247 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:02:08,429 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_bd725559-d2fe-4778-909a-9c645e1aaf82/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-94.i[915,928] [2024-11-14 04:02:08,470 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:02:08,483 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:02:08,492 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_bd725559-d2fe-4778-909a-9c645e1aaf82/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-94.i[915,928] [2024-11-14 04:02:08,523 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:02:08,539 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:02:08,539 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:02:08 WrapperNode [2024-11-14 04:02:08,539 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:02:08,540 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:02:08,540 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:02:08,540 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:02:08,547 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:02:08" (1/1) ... [2024-11-14 04:02:08,555 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:02:08" (1/1) ... [2024-11-14 04:02:08,577 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 127 [2024-11-14 04:02:08,578 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:02:08,578 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:02:08,578 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:02:08,578 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:02:08,588 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:02:08" (1/1) ... [2024-11-14 04:02:08,588 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:02:08" (1/1) ... [2024-11-14 04:02:08,594 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:02:08" (1/1) ... [2024-11-14 04:02:08,595 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:02:08" (1/1) ... [2024-11-14 04:02:08,603 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:02:08" (1/1) ... [2024-11-14 04:02:08,610 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:02:08" (1/1) ... [2024-11-14 04:02:08,612 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:02:08" (1/1) ... [2024-11-14 04:02:08,612 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:02:08" (1/1) ... [2024-11-14 04:02:08,618 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:02:08,618 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:02:08,619 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:02:08,619 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:02:08,619 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:02:08" (1/1) ... [2024-11-14 04:02:08,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:02:08,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd725559-d2fe-4778-909a-9c645e1aaf82/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:02:08,666 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd725559-d2fe-4778-909a-9c645e1aaf82/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:02:08,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd725559-d2fe-4778-909a-9c645e1aaf82/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:02:08,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:02:08,691 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:02:08,691 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:02:08,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 04:02:08,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:02:08,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:02:08,775 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:02:08,777 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:02:09,100 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-14 04:02:09,101 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:02:09,277 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:02:09,278 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:02:09,279 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:02:09 BoogieIcfgContainer [2024-11-14 04:02:09,279 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:02:09,285 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:02:09,286 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:02:09,291 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:02:09,291 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:02:08" (1/3) ... [2024-11-14 04:02:09,293 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@494045be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:02:09, skipping insertion in model container [2024-11-14 04:02:09,293 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:02:08" (2/3) ... [2024-11-14 04:02:09,293 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@494045be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:02:09, skipping insertion in model container [2024-11-14 04:02:09,294 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:02:09" (3/3) ... [2024-11-14 04:02:09,295 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount25_file-94.i [2024-11-14 04:02:09,313 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:02:09,314 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount25_file-94.i that has 2 procedures, 43 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:02:09,367 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:02:09,384 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;@63a592d2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:02:09,385 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:02:09,389 INFO L276 IsEmpty]: Start isEmpty. Operand has 43 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-14 04:02:09,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-14 04:02:09,401 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:02:09,401 INFO L215 NwaCegarLoop]: trace histogram [21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:02:09,402 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:02:09,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:02:09,406 INFO L85 PathProgramCache]: Analyzing trace with hash 1334906821, now seen corresponding path program 1 times [2024-11-14 04:02:09,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:02:09,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927335582] [2024-11-14 04:02:09,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:02:09,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:02:09,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:02:09,814 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 04:02:09,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:02:10,041 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 04:02:10,043 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 04:02:10,045 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 04:02:10,047 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 04:02:10,054 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 04:02:10,136 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 04:02:10,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 04:02:10 BoogieIcfgContainer [2024-11-14 04:02:10,143 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 04:02:10,143 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 04:02:10,143 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 04:02:10,144 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 04:02:10,144 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:02:09" (3/4) ... [2024-11-14 04:02:10,147 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 04:02:10,148 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 04:02:10,149 INFO L158 Benchmark]: Toolchain (without parser) took 1927.85ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 71.4MB in the end (delta: 20.8MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2024-11-14 04:02:10,149 INFO L158 Benchmark]: CDTParser took 1.80ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:02:10,150 INFO L158 Benchmark]: CACSL2BoogieTranslator took 316.71ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 79.3MB in the end (delta: 12.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 04:02:10,150 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.54ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 77.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:02:10,154 INFO L158 Benchmark]: Boogie Preprocessor took 39.74ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 76.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:02:10,154 INFO L158 Benchmark]: RCFGBuilder took 660.69ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 55.0MB in the end (delta: 21.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 04:02:10,155 INFO L158 Benchmark]: TraceAbstraction took 857.19ms. Allocated memory is still 117.4MB. Free memory was 54.5MB in the beginning and 71.4MB in the end (delta: -16.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:02:10,155 INFO L158 Benchmark]: Witness Printer took 4.59ms. Allocated memory is still 117.4MB. Free memory was 71.4MB in the beginning and 71.4MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:02:10,157 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.80ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 316.71ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 79.3MB in the end (delta: 12.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.54ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 77.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.74ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 76.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 660.69ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 55.0MB in the end (delta: 21.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 857.19ms. Allocated memory is still 117.4MB. Free memory was 54.5MB in the beginning and 71.4MB in the end (delta: -16.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.59ms. Allocated memory is still 117.4MB. Free memory was 71.4MB in the beginning and 71.4MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 43, overapproximation of someBinaryFLOATComparisonOperation at line 65, overapproximation of someBinaryFLOATComparisonOperation at line 42, overapproximation of someBinaryFLOATComparisonOperation at line 67, overapproximation of someBinaryDOUBLEComparisonOperation at line 73, overapproximation of someBinaryDOUBLEComparisonOperation at line 76, overapproximation of someBinaryDOUBLEComparisonOperation at line 69, overapproximation of someBinaryDOUBLEComparisonOperation at line 45, overapproximation of someBinaryDOUBLEComparisonOperation at line 71, overapproximation of someBinaryDOUBLEComparisonOperation at line 75. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 63.4; [L23] float var_1_2 = 25.2; [L24] float var_1_3 = 3.75; [L25] double var_1_4 = 0.0; [L26] double var_1_5 = 63.4; [L27] double var_1_6 = 3.7; [L28] unsigned char var_1_7 = 0; [L29] double var_1_8 = 63.75; [L30] unsigned char var_1_9 = 0; [L31] unsigned char var_1_10 = 0; [L32] signed char var_1_11 = -64; [L33] signed char var_1_12 = -32; [L34] signed char var_1_13 = 2; [L35] signed char var_1_14 = -4; [L36] signed char var_1_15 = -25; [L37] signed char var_1_16 = 5; [L38] signed long int var_1_17 = -2; [L106] isInitial = 1 [L107] FCALL initially() [L108] COND TRUE 1 [L109] FCALL updateLastVariables() [L110] CALL updateVariables() [L64] var_1_2 = __VERIFIER_nondet_float() [L65] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_3=15/4, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_3=15/4, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L66] var_1_3 = __VERIFIER_nondet_float() [L67] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L68] var_1_4 = __VERIFIER_nondet_double() [L69] CALL assume_abort_if_not((var_1_4 >= 4611686.018427382800e+12F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not((var_1_4 >= 4611686.018427382800e+12F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L70] var_1_5 = __VERIFIER_nondet_double() [L71] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L72] var_1_6 = __VERIFIER_nondet_double() [L73] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_8=255/4, var_1_9=0] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_8=255/4, var_1_9=0] [L74] var_1_8 = __VERIFIER_nondet_double() [L75] CALL assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=0] [L76] CALL assume_abort_if_not(var_1_8 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_8 != 0.0F) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=0] [L77] var_1_9 = __VERIFIER_nondet_uchar() [L78] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L79] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L80] var_1_10 = __VERIFIER_nondet_uchar() [L81] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L82] CALL assume_abort_if_not(var_1_10 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_10 <= 0) VAL [isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L83] var_1_12 = __VERIFIER_nondet_char() [L84] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L85] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L86] var_1_13 = __VERIFIER_nondet_char() [L87] CALL assume_abort_if_not(var_1_13 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_13 >= -63) VAL [isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L88] CALL assume_abort_if_not(var_1_13 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_13 <= 63) VAL [isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L89] var_1_14 = __VERIFIER_nondet_char() [L90] CALL assume_abort_if_not(var_1_14 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-2, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_14 >= -63) VAL [isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-2, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L91] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-2, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-2, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L92] var_1_15 = __VERIFIER_nondet_char() [L93] CALL assume_abort_if_not(var_1_15 >= -31) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-2, var_1_15=32, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_15 >= -31) VAL [isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-2, var_1_15=32, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L94] CALL assume_abort_if_not(var_1_15 <= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-2, var_1_15=32, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_15 <= 32) VAL [isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-2, var_1_15=32, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L95] var_1_16 = __VERIFIER_nondet_char() [L96] CALL assume_abort_if_not(var_1_16 >= -31) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-2, var_1_15=32, var_1_16=-31, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_16 >= -31) VAL [isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-2, var_1_15=32, var_1_16=-31, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L97] CALL assume_abort_if_not(var_1_16 <= 31) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-2, var_1_15=32, var_1_16=-31, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_16 <= 31) VAL [isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-2, var_1_15=32, var_1_16=-31, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L110] RET updateVariables() [L111] CALL step() [L42] COND TRUE var_1_2 != var_1_3 [L43] var_1_1 = ((var_1_4 - var_1_5) - var_1_6) [L45] COND TRUE var_1_5 > (var_1_1 / var_1_4) [L46] COND FALSE !(var_1_5 > (var_1_4 / var_1_8)) [L49] var_1_7 = var_1_10 [L52] COND TRUE var_1_10 || var_1_9 [L53] var_1_11 = var_1_12 [L57] COND TRUE var_1_6 > var_1_5 [L58] COND FALSE !(var_1_1 != (var_1_4 / var_1_8)) [L111] RET step() [L112] CALL, EXPR property() [L102-L103] return ((((var_1_2 != var_1_3) ? (var_1_1 == ((double) ((var_1_4 - var_1_5) - var_1_6))) : 1) && ((var_1_5 > (var_1_1 / var_1_4)) ? ((var_1_5 > (var_1_4 / var_1_8)) ? (var_1_7 == ((unsigned char) var_1_9)) : (var_1_7 == ((unsigned char) var_1_10))) : 1)) && ((var_1_10 || var_1_9) ? (var_1_11 == ((signed char) var_1_12)) : (var_1_11 == ((signed char) (((((var_1_13) > (var_1_14)) ? (var_1_13) : (var_1_14))) + (var_1_15 + var_1_16)))))) && ((var_1_6 > var_1_5) ? ((var_1_1 != (var_1_4 / var_1_8)) ? (var_1_17 == ((signed long int) var_1_16)) : 1) : 1) ; [L112] RET, EXPR property() [L112] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=-256, var_1_11=-1, var_1_12=-1, var_1_13=-2, var_1_14=-2, var_1_15=32, var_1_16=-31, var_1_17=-2, var_1_1=317/5, var_1_7=-256, var_1_9=-255] [L19] reach_error() VAL [isInitial=1, var_1_10=-256, var_1_11=-1, var_1_12=-1, var_1_13=-2, var_1_14=-2, var_1_15=32, var_1_16=-31, var_1_17=-2, var_1_1=317/5, var_1_7=-256, var_1_9=-255] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 43 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=43occurred 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: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 80 NumberOfCodeBlocks, 80 NumberOfCodeBlocksAsserted, 1 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 04:02:10,186 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd725559-d2fe-4778-909a-9c645e1aaf82/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_bd725559-d2fe-4778-909a-9c645e1aaf82/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd725559-d2fe-4778-909a-9c645e1aaf82/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_bd725559-d2fe-4778-909a-9c645e1aaf82/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd725559-d2fe-4778-909a-9c645e1aaf82/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-94.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd725559-d2fe-4778-909a-9c645e1aaf82/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_bd725559-d2fe-4778-909a-9c645e1aaf82/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 98fcad7795829b79af092395b5f7b22094f341d47982e28ecc686768c9044797 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:02:12,808 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:02:12,934 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd725559-d2fe-4778-909a-9c645e1aaf82/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 04:02:12,944 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:02:12,944 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:02:12,974 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:02:12,975 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:02:12,975 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:02:12,976 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:02:12,976 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:02:12,976 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:02:12,976 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:02:12,976 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:02:12,976 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:02:12,976 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:02:12,976 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:02:12,977 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:02:12,977 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:02:12,977 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:02:12,977 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:02:12,977 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:02:12,977 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:02:12,977 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:02:12,978 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:02:12,978 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 04:02:12,978 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 04:02:12,978 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:02:12,978 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 04:02:12,978 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:02:12,978 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:02:12,978 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:02:12,978 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:02:12,979 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 04:02:12,979 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:02:12,979 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:02:12,979 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:02:12,979 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:02:12,979 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:02:12,979 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:02:12,979 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 04:02:12,979 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 04:02:12,979 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:02:12,979 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:02:12,980 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_bd725559-d2fe-4778-909a-9c645e1aaf82/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 -> 98fcad7795829b79af092395b5f7b22094f341d47982e28ecc686768c9044797 [2024-11-14 04:02:13,291 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:02:13,303 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:02:13,306 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:02:13,307 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:02:13,308 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:02:13,309 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd725559-d2fe-4778-909a-9c645e1aaf82/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-94.i Unable to find full path for "g++" [2024-11-14 04:02:15,343 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:02:15,644 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:02:15,645 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd725559-d2fe-4778-909a-9c645e1aaf82/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-94.i [2024-11-14 04:02:15,653 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd725559-d2fe-4778-909a-9c645e1aaf82/bin/utaipan-verify-sOmjnqqW8E/data/13318a5cb/81fa449559324dd09b8f3fb2ce72931d/FLAGed04c77e7 [2024-11-14 04:02:15,935 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd725559-d2fe-4778-909a-9c645e1aaf82/bin/utaipan-verify-sOmjnqqW8E/data/13318a5cb/81fa449559324dd09b8f3fb2ce72931d [2024-11-14 04:02:15,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:02:15,940 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:02:15,943 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:02:15,944 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:02:15,949 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:02:15,950 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:02:15" (1/1) ... [2024-11-14 04:02:15,951 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ece2235 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:02:15, skipping insertion in model container [2024-11-14 04:02:15,954 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:02:15" (1/1) ... [2024-11-14 04:02:15,979 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:02:16,156 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_bd725559-d2fe-4778-909a-9c645e1aaf82/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-94.i[915,928] [2024-11-14 04:02:16,232 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:02:16,255 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:02:16,268 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_bd725559-d2fe-4778-909a-9c645e1aaf82/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-94.i[915,928] [2024-11-14 04:02:16,313 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:02:16,341 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:02:16,341 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:02:16 WrapperNode [2024-11-14 04:02:16,341 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:02:16,342 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:02:16,343 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:02:16,343 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:02:16,351 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:02:16" (1/1) ... [2024-11-14 04:02:16,371 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:02:16" (1/1) ... [2024-11-14 04:02:16,407 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 122 [2024-11-14 04:02:16,407 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:02:16,408 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:02:16,408 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:02:16,408 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:02:16,417 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:02:16" (1/1) ... [2024-11-14 04:02:16,417 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:02:16" (1/1) ... [2024-11-14 04:02:16,422 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:02:16" (1/1) ... [2024-11-14 04:02:16,422 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:02:16" (1/1) ... [2024-11-14 04:02:16,442 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:02:16" (1/1) ... [2024-11-14 04:02:16,449 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:02:16" (1/1) ... [2024-11-14 04:02:16,453 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:02:16" (1/1) ... [2024-11-14 04:02:16,458 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:02:16" (1/1) ... [2024-11-14 04:02:16,461 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:02:16,465 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:02:16,465 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:02:16,465 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:02:16,467 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:02:16" (1/1) ... [2024-11-14 04:02:16,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:02:16,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd725559-d2fe-4778-909a-9c645e1aaf82/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:02:16,505 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd725559-d2fe-4778-909a-9c645e1aaf82/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:02:16,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd725559-d2fe-4778-909a-9c645e1aaf82/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:02:16,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:02:16,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 04:02:16,543 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:02:16,543 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:02:16,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:02:16,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:02:16,689 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:02:16,692 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:02:27,548 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-14 04:02:27,548 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:02:27,561 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:02:27,561 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:02:27,562 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:02:27 BoogieIcfgContainer [2024-11-14 04:02:27,562 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:02:27,565 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:02:27,565 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:02:27,571 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:02:27,571 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:02:15" (1/3) ... [2024-11-14 04:02:27,572 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13fb67ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:02:27, skipping insertion in model container [2024-11-14 04:02:27,572 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:02:16" (2/3) ... [2024-11-14 04:02:27,573 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13fb67ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:02:27, skipping insertion in model container [2024-11-14 04:02:27,573 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:02:27" (3/3) ... [2024-11-14 04:02:27,574 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount25_file-94.i [2024-11-14 04:02:27,591 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:02:27,593 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount25_file-94.i that has 2 procedures, 59 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:02:27,666 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:02:27,684 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;@598fdda8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:02:27,685 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:02:27,689 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 35 states have (on average 1.3142857142857143) internal successors, (46), 36 states have internal predecessors, (46), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-14 04:02:27,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-14 04:02:27,729 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:02:27,730 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:02:27,730 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:02:27,735 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:02:27,735 INFO L85 PathProgramCache]: Analyzing trace with hash 26707562, now seen corresponding path program 1 times [2024-11-14 04:02:27,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:02:27,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [964032832] [2024-11-14 04:02:27,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:02:27,748 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 04:02:27,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd725559-d2fe-4778-909a-9c645e1aaf82/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:02:27,753 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd725559-d2fe-4778-909a-9c645e1aaf82/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 04:02:27,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd725559-d2fe-4778-909a-9c645e1aaf82/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 04:02:29,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:02:29,895 INFO L255 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-14 04:02:29,921 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:03:35,808 WARN L286 SmtUtils]: Spent 17.72s on a formula simplification that was a NOOP. DAG size: 30 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:04:20,855 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)))) (and (fp.geq c_~var_1_6~0 .cse0) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (fp.geq c_~var_1_5~0 .cse0) (bvsge ((_ zero_extend 24) c_~var_1_9~0) (_ bv1 32)) (not (fp.gt c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_1~0 c_~var_1_4~0))) (fp.leq c_~var_1_4~0 .cse1) (fp.geq c_~var_1_4~0 .cse0) (fp.leq c_~var_1_6~0 .cse1) (= c_currentRoundingMode roundNearestTiesToEven) (= (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0) c_~var_1_6~0) c_~var_1_1~0))) is different from false [2024-11-14 04:04:22,935 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)))) (and (fp.geq c_~var_1_6~0 .cse0) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (fp.geq c_~var_1_5~0 .cse0) (bvsge ((_ zero_extend 24) c_~var_1_9~0) (_ bv1 32)) (not (fp.gt c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_1~0 c_~var_1_4~0))) (fp.leq c_~var_1_4~0 .cse1) (fp.geq c_~var_1_4~0 .cse0) (fp.leq c_~var_1_6~0 .cse1) (= c_currentRoundingMode roundNearestTiesToEven) (= (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0) c_~var_1_6~0) c_~var_1_1~0))) is different from true [2024-11-14 04:05:12,390 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)))) (and (fp.geq c_~var_1_6~0 .cse0) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (= c_~var_1_12~0 c_~var_1_11~0) (fp.geq c_~var_1_5~0 .cse0) (bvsge ((_ zero_extend 24) c_~var_1_9~0) (_ bv1 32)) (not (fp.gt c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_1~0 c_~var_1_4~0))) (fp.leq c_~var_1_4~0 .cse1) (fp.geq c_~var_1_4~0 .cse0) (fp.leq c_~var_1_6~0 .cse1) (= c_currentRoundingMode roundNearestTiesToEven) (= (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0) c_~var_1_6~0) c_~var_1_1~0))) is different from false [2024-11-14 04:05:14,464 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)))) (and (fp.geq c_~var_1_6~0 .cse0) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (= c_~var_1_12~0 c_~var_1_11~0) (fp.geq c_~var_1_5~0 .cse0) (bvsge ((_ zero_extend 24) c_~var_1_9~0) (_ bv1 32)) (not (fp.gt c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_1~0 c_~var_1_4~0))) (fp.leq c_~var_1_4~0 .cse1) (fp.geq c_~var_1_4~0 .cse0) (fp.leq c_~var_1_6~0 .cse1) (= c_currentRoundingMode roundNearestTiesToEven) (= (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0) c_~var_1_6~0) c_~var_1_1~0))) is different from true [2024-11-14 04:06:05,902 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))))) (and (fp.geq c_~var_1_6~0 .cse0) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (= c_~var_1_12~0 c_~var_1_11~0) (bvsge ((_ zero_extend 24) c_~var_1_9~0) (_ bv1 32)) (not (fp.gt c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_1~0 c_~var_1_4~0))) (fp.leq c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (fp.geq c_~var_1_4~0 .cse0) (not (fp.gt c_~var_1_6~0 c_~var_1_5~0)) (= c_currentRoundingMode roundNearestTiesToEven) (= (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0) c_~var_1_6~0) c_~var_1_1~0))) is different from false [2024-11-14 04:06:07,986 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))))) (and (fp.geq c_~var_1_6~0 .cse0) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (= c_~var_1_12~0 c_~var_1_11~0) (bvsge ((_ zero_extend 24) c_~var_1_9~0) (_ bv1 32)) (not (fp.gt c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_1~0 c_~var_1_4~0))) (fp.leq c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (fp.geq c_~var_1_4~0 .cse0) (not (fp.gt c_~var_1_6~0 c_~var_1_5~0)) (= c_currentRoundingMode roundNearestTiesToEven) (= (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0) c_~var_1_6~0) c_~var_1_1~0))) is different from true [2024-11-14 04:11:08,600 WARN L286 SmtUtils]: Spent 5.43s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-14 04:13:09,281 WARN L286 SmtUtils]: Spent 5.08s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)