./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-29.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_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-29.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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_cd3931d6-5cc6-4993-9669-93d99a4e92af/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 fccc32608678fc6fd4cb86e7f394d0f05414cafa3a24a1c8162582b5a3f5da8c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:29:07,181 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:29:07,272 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 05:29:07,279 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:29:07,282 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:29:07,320 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:29:07,321 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:29:07,321 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:29:07,321 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:29:07,321 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:29:07,321 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:29:07,321 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:29:07,321 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:29:07,322 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 05:29:07,322 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:29:07,322 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:29:07,322 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 05:29:07,322 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 05:29:07,322 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:29:07,322 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 05:29:07,322 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 05:29:07,322 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 05:29:07,326 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:29:07,326 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:29:07,326 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:29:07,326 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 05:29:07,326 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:29:07,326 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:29:07,326 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:29:07,327 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:29:07,327 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:29:07,327 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:29:07,327 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:29:07,327 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:29:07,327 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:29:07,327 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:29:07,327 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:29:07,327 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:29:07,327 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:29:07,327 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:29:07,328 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:29:07,328 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:29:07,328 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 05:29:07,328 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 05:29:07,328 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:29:07,328 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:29:07,328 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 05:29:07,328 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_cd3931d6-5cc6-4993-9669-93d99a4e92af/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 -> fccc32608678fc6fd4cb86e7f394d0f05414cafa3a24a1c8162582b5a3f5da8c [2024-11-14 05:29:07,601 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:29:07,614 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:29:07,618 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:29:07,620 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:29:07,620 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:29:07,622 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-29.i Unable to find full path for "g++" [2024-11-14 05:29:09,499 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:29:09,883 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:29:09,884 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-29.i [2024-11-14 05:29:09,898 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/data/0afa18e77/18ad6121fa2e4bfb92f3ae63a4842fe1/FLAG4b110e6ab [2024-11-14 05:29:09,920 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/data/0afa18e77/18ad6121fa2e4bfb92f3ae63a4842fe1 [2024-11-14 05:29:09,923 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:29:09,925 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:29:09,928 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:29:09,928 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:29:09,932 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:29:09,933 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:29:09" (1/1) ... [2024-11-14 05:29:09,935 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24844e77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:29:09, skipping insertion in model container [2024-11-14 05:29:09,935 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:29:09" (1/1) ... [2024-11-14 05:29:09,971 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:29:10,124 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_cd3931d6-5cc6-4993-9669-93d99a4e92af/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-29.i[916,929] [2024-11-14 05:29:10,224 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:29:10,236 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:29:10,247 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_cd3931d6-5cc6-4993-9669-93d99a4e92af/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-29.i[916,929] [2024-11-14 05:29:10,290 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:29:10,313 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:29:10,313 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:29:10 WrapperNode [2024-11-14 05:29:10,313 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:29:10,314 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:29:10,315 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:29:10,315 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:29:10,322 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:29:10" (1/1) ... [2024-11-14 05:29:10,335 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:29:10" (1/1) ... [2024-11-14 05:29:10,386 INFO L138 Inliner]: procedures = 26, calls = 51, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 278 [2024-11-14 05:29:10,386 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:29:10,387 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:29:10,387 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:29:10,387 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:29:10,395 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:29:10" (1/1) ... [2024-11-14 05:29:10,395 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:29:10" (1/1) ... [2024-11-14 05:29:10,400 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:29:10" (1/1) ... [2024-11-14 05:29:10,400 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:29:10" (1/1) ... [2024-11-14 05:29:10,426 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:29:10" (1/1) ... [2024-11-14 05:29:10,437 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:29:10" (1/1) ... [2024-11-14 05:29:10,447 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:29:10" (1/1) ... [2024-11-14 05:29:10,450 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:29:10" (1/1) ... [2024-11-14 05:29:10,463 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:29:10,465 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:29:10,466 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:29:10,466 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:29:10,467 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:29:10" (1/1) ... [2024-11-14 05:29:10,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:29:10,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:29:10,513 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:29:10,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:29:10,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:29:10,541 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 05:29:10,542 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 05:29:10,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 05:29:10,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:29:10,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:29:10,661 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:29:10,663 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:29:11,349 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-14 05:29:11,349 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:29:11,725 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:29:11,725 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 05:29:11,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:29:11 BoogieIcfgContainer [2024-11-14 05:29:11,725 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:29:11,730 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:29:11,731 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:29:11,735 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:29:11,736 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:29:09" (1/3) ... [2024-11-14 05:29:11,736 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c998780 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:29:11, skipping insertion in model container [2024-11-14 05:29:11,736 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:29:10" (2/3) ... [2024-11-14 05:29:11,737 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c998780 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:29:11, skipping insertion in model container [2024-11-14 05:29:11,737 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:29:11" (3/3) ... [2024-11-14 05:29:11,739 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-29.i [2024-11-14 05:29:11,754 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:29:11,758 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-1loop_file-29.i that has 2 procedures, 71 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 05:29:11,827 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:29:11,843 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;@45264256, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:29:11,844 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:29:11,851 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 30 states have (on average 1.1) internal successors, (33), 31 states have internal predecessors, (33), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-14 05:29:11,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-14 05:29:11,866 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:29:11,867 INFO L215 NwaCegarLoop]: trace histogram [38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:29:11,867 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:29:11,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:29:11,874 INFO L85 PathProgramCache]: Analyzing trace with hash 39282134, now seen corresponding path program 1 times [2024-11-14 05:29:11,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:29:11,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727012960] [2024-11-14 05:29:11,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:29:11,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:29:13,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 05:29:13,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [113678934] [2024-11-14 05:29:13,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:29:13,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:29:13,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:29:13,187 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 05:29:13,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 05:29:14,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:29:14,468 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 05:29:14,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:29:14,936 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 05:29:14,938 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 05:29:14,939 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 05:29:14,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-14 05:29:15,147 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:29:15,152 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 05:29:15,334 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 05:29:15,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 05:29:15 BoogieIcfgContainer [2024-11-14 05:29:15,339 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 05:29:15,340 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 05:29:15,340 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 05:29:15,340 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 05:29:15,341 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:29:11" (3/4) ... [2024-11-14 05:29:15,344 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 05:29:15,344 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 05:29:15,348 INFO L158 Benchmark]: Toolchain (without parser) took 5420.76ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 80.6MB in the end (delta: 36.6MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2024-11-14 05:29:15,348 INFO L158 Benchmark]: CDTParser took 1.04ms. Allocated memory is still 117.4MB. Free memory is still 75.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:29:15,348 INFO L158 Benchmark]: CACSL2BoogieTranslator took 387.27ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 99.7MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 05:29:15,349 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.98ms. Allocated memory is still 142.6MB. Free memory was 99.7MB in the beginning and 94.3MB in the end (delta: 5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 05:29:15,349 INFO L158 Benchmark]: Boogie Preprocessor took 77.90ms. Allocated memory is still 142.6MB. Free memory was 94.3MB in the beginning and 91.8MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:29:15,349 INFO L158 Benchmark]: RCFGBuilder took 1260.13ms. Allocated memory is still 142.6MB. Free memory was 91.8MB in the beginning and 73.8MB in the end (delta: 18.0MB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB. [2024-11-14 05:29:15,350 INFO L158 Benchmark]: TraceAbstraction took 3608.97ms. Allocated memory is still 142.6MB. Free memory was 73.1MB in the beginning and 81.9MB in the end (delta: -8.8MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. [2024-11-14 05:29:15,350 INFO L158 Benchmark]: Witness Printer took 4.56ms. Allocated memory is still 142.6MB. Free memory was 80.6MB in the beginning and 80.6MB in the end (delta: 17.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:29:15,354 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.04ms. Allocated memory is still 117.4MB. Free memory is still 75.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 387.27ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 99.7MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.98ms. Allocated memory is still 142.6MB. Free memory was 99.7MB in the beginning and 94.3MB in the end (delta: 5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.90ms. Allocated memory is still 142.6MB. Free memory was 94.3MB in the beginning and 91.8MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1260.13ms. Allocated memory is still 142.6MB. Free memory was 91.8MB in the beginning and 73.8MB in the end (delta: 18.0MB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB. * TraceAbstraction took 3608.97ms. Allocated memory is still 142.6MB. Free memory was 73.1MB in the beginning and 81.9MB in the end (delta: -8.8MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. * Witness Printer took 4.56ms. Allocated memory is still 142.6MB. Free memory was 80.6MB in the beginning and 80.6MB in the end (delta: 17.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftLeft at line 111, overapproximation of someBinaryArithmeticDOUBLEoperation at line 138, overapproximation of someBinaryDOUBLEComparisonOperation at line 207, overapproximation of someBinaryDOUBLEComparisonOperation at line 186, overapproximation of someBinaryDOUBLEComparisonOperation at line 205, overapproximation of someBinaryDOUBLEComparisonOperation at line 209, overapproximation of someBinaryDOUBLEComparisonOperation at line 203, overapproximation of someBinaryDOUBLEComparisonOperation at line 180, overapproximation of someBinaryDOUBLEComparisonOperation at line 188, overapproximation of someBinaryDOUBLEComparisonOperation at line 192, overapproximation of someBinaryDOUBLEComparisonOperation at line 182, overapproximation of someBinaryDOUBLEComparisonOperation at line 190, overapproximation of someBinaryDOUBLEComparisonOperation at line 184, overapproximation of someBinaryDOUBLEComparisonOperation at line 135. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_5 = 1; [L24] unsigned char var_1_6 = 1; [L25] unsigned char var_1_7 = 0; [L26] unsigned char var_1_8 = 128; [L27] unsigned short int var_1_10 = 5; [L28] unsigned char var_1_11 = 10; [L29] unsigned short int var_1_12 = 8; [L30] unsigned short int var_1_13 = 22843; [L31] unsigned char var_1_14 = 4; [L32] unsigned char var_1_15 = 128; [L33] unsigned char var_1_16 = 32; [L34] unsigned short int var_1_17 = 4; [L35] unsigned char var_1_18 = 25; [L36] double var_1_19 = 16.875; [L37] double var_1_20 = 15.475; [L38] double var_1_21 = 7.1; [L39] double var_1_22 = 256.5; [L40] double var_1_23 = 9.4; [L41] double var_1_24 = 4.75; [L42] double var_1_25 = 4.8; [L43] double var_1_26 = 128.5; [L44] unsigned char var_1_27 = 100; [L45] signed char var_1_28 = 0; [L46] signed char var_1_29 = 8; [L47] unsigned char var_1_30 = 0; [L48] unsigned long int var_1_31 = 5; [L49] unsigned long int var_1_32 = 2657034370; [L50] double var_1_33 = 0.0; [L51] double var_1_34 = 50.6; [L52] double var_1_35 = 0.0; [L53] double var_1_36 = 49.25; [L54] signed char var_1_37 = 100; [L55] signed char var_1_38 = 4; [L56] signed char var_1_39 = -4; [L57] signed long int var_1_40 = -8; [L58] unsigned short int last_1_var_1_12 = 8; [L59] unsigned short int last_1_var_1_17 = 4; [L60] unsigned char last_1_var_1_27 = 100; [L61] unsigned char last_1_var_1_30 = 0; [L62] unsigned long int last_1_var_1_31 = 5; [L63] signed char last_1_var_1_37 = 100; [L64] signed long int last_1_var_1_40 = -8; [L231] isInitial = 1 [L232] FCALL initially() [L233] int k_loop; [L234] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=5, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=128] [L234] COND TRUE k_loop < 1 [L235] CALL updateLastVariables() [L218] last_1_var_1_12 = var_1_12 [L219] last_1_var_1_17 = var_1_17 [L220] last_1_var_1_27 = var_1_27 [L221] last_1_var_1_30 = var_1_30 [L222] last_1_var_1_31 = var_1_31 [L223] last_1_var_1_37 = var_1_37 [L224] last_1_var_1_40 = var_1_40 [L235] RET updateLastVariables() [L236] CALL updateVariables() [L154] var_1_5 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_5 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=5, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_5 >= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=5, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L156] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=5, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=5, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L157] var_1_6 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_6 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=5, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_6 >= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=5, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L159] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=5, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=5, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L160] var_1_7 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=5, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_8=128] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=5, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_8=128] [L162] CALL assume_abort_if_not(var_1_7 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=5, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_7 <= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=5, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L163] var_1_10 = __VERIFIER_nondet_ushort() [L164] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L165] CALL assume_abort_if_not(var_1_10 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_10 <= 65535) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L166] CALL assume_abort_if_not(var_1_10 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_10 != 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=10, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L167] var_1_11 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L169] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=22843, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L170] var_1_13 = __VERIFIER_nondet_ushort() [L171] CALL assume_abort_if_not(var_1_13 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_13 >= 16383) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L172] CALL assume_abort_if_not(var_1_13 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_13 <= 32767) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=128, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L173] var_1_15 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_15 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_15 >= 127) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L175] CALL assume_abort_if_not(var_1_15 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_15 <= 254) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=32, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L176] var_1_16 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L178] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_20=619/40, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L179] var_1_20 = __VERIFIER_nondet_double() [L180] CALL assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_21=71/10, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L181] var_1_21 = __VERIFIER_nondet_double() [L182] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_22=513/2, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L183] var_1_22 = __VERIFIER_nondet_double() [L184] CALL assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_23=47/5, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L185] var_1_23 = __VERIFIER_nondet_double() [L186] CALL assume_abort_if_not((var_1_23 >= -461168.6018427382800e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not((var_1_23 >= -461168.6018427382800e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_24=19/4, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L187] var_1_24 = __VERIFIER_nondet_double() [L188] CALL assume_abort_if_not((var_1_24 >= -115292.1504606845700e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 1152921.504606845700e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not((var_1_24 >= -115292.1504606845700e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 1152921.504606845700e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_25=24/5, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L189] var_1_25 = __VERIFIER_nondet_double() [L190] CALL assume_abort_if_not((var_1_25 >= -115292.1504606845700e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 1152921.504606845700e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not((var_1_25 >= -115292.1504606845700e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 1152921.504606845700e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_26=257/2, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L191] var_1_26 = __VERIFIER_nondet_double() [L192] CALL assume_abort_if_not((var_1_26 >= -230584.3009213691390e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 2305843.009213691390e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not((var_1_26 >= -230584.3009213691390e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 2305843.009213691390e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=0, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L193] var_1_28 = __VERIFIER_nondet_char() [L194] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=63, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=63, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L195] CALL assume_abort_if_not(var_1_28 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=63, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_28 <= 64) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=63, var_1_29=8, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L196] var_1_29 = __VERIFIER_nondet_char() [L197] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=63, var_1_29=62, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=63, var_1_29=62, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L198] CALL assume_abort_if_not(var_1_29 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=63, var_1_29=62, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_29 <= 63) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=63, var_1_29=62, var_1_30=0, var_1_31=5, var_1_32=2657034370, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L199] var_1_32 = __VERIFIER_nondet_ulong() [L200] CALL assume_abort_if_not(var_1_32 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=63, var_1_29=62, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_32 >= 2147483647) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=63, var_1_29=62, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L201] CALL assume_abort_if_not(var_1_32 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=63, var_1_29=62, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L201] RET assume_abort_if_not(var_1_32 <= 4294967294) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=63, var_1_29=62, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_33=0, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L202] var_1_33 = __VERIFIER_nondet_double() [L203] CALL assume_abort_if_not((var_1_33 >= 4611686.018427387900e+12F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854776000e+12F && var_1_33 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=63, var_1_29=62, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L203] RET assume_abort_if_not((var_1_33 >= 4611686.018427387900e+12F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854776000e+12F && var_1_33 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=63, var_1_29=62, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_34=253/5, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L204] var_1_34 = __VERIFIER_nondet_double() [L205] CALL assume_abort_if_not((var_1_34 >= 0.0F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 4611686.018427387900e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=63, var_1_29=62, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L205] RET assume_abort_if_not((var_1_34 >= 0.0F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 4611686.018427387900e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=63, var_1_29=62, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_35=0, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L206] var_1_35 = __VERIFIER_nondet_double() [L207] CALL assume_abort_if_not((var_1_35 >= 4611686.018427387900e+12F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854776000e+12F && var_1_35 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=63, var_1_29=62, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L207] RET assume_abort_if_not((var_1_35 >= 4611686.018427387900e+12F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854776000e+12F && var_1_35 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=63, var_1_29=62, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_36=197/4, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L208] var_1_36 = __VERIFIER_nondet_double() [L209] CALL assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 4611686.018427387900e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=63, var_1_29=62, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L209] RET assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 4611686.018427387900e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=63, var_1_29=62, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_37=100, var_1_38=4, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L210] var_1_38 = __VERIFIER_nondet_char() [L211] CALL assume_abort_if_not(var_1_38 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=63, var_1_29=62, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_37=100, var_1_38=-31, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L211] RET assume_abort_if_not(var_1_38 >= -31) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=63, var_1_29=62, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_37=100, var_1_38=-31, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L212] CALL assume_abort_if_not(var_1_38 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=63, var_1_29=62, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_37=100, var_1_38=-31, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L212] RET assume_abort_if_not(var_1_38 <= 32) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=63, var_1_29=62, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_37=100, var_1_38=-31, var_1_39=-4, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L213] var_1_39 = __VERIFIER_nondet_char() [L214] CALL assume_abort_if_not(var_1_39 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=63, var_1_29=62, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_37=100, var_1_38=-31, var_1_39=-29, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L214] RET assume_abort_if_not(var_1_39 >= -31) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=63, var_1_29=62, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_37=100, var_1_38=-31, var_1_39=-29, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L215] CALL assume_abort_if_not(var_1_39 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=63, var_1_29=62, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_37=100, var_1_38=-31, var_1_39=-29, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L20] COND FALSE !(!cond) [L215] RET assume_abort_if_not(var_1_39 <= 31) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=4, var_1_18=25, var_1_19=135/8, var_1_1=1, var_1_27=100, var_1_28=63, var_1_29=62, var_1_30=0, var_1_31=5, var_1_32=-2, var_1_37=100, var_1_38=-31, var_1_39=-29, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L236] RET updateVariables() [L237] CALL step() [L68] signed long int stepLocal_1 = last_1_var_1_27; [L69] signed long int stepLocal_0 = last_1_var_1_27; [L70] COND TRUE last_1_var_1_17 != stepLocal_0 [L71] COND TRUE stepLocal_1 >= (last_1_var_1_17 + last_1_var_1_31) [L72] var_1_1 = var_1_5 [L81] signed long int stepLocal_2 = (((256) > (last_1_var_1_12)) ? (256) : (last_1_var_1_12)); [L82] COND FALSE !(\read(last_1_var_1_30)) [L89] COND TRUE \read(var_1_1) [L90] var_1_30 = 1 [L94] signed long int stepLocal_7 = var_1_15 - ((((var_1_16) > (var_1_28)) ? (var_1_16) : (var_1_28))); [L95] COND TRUE stepLocal_7 < (last_1_var_1_37 / ((((var_1_13) < (var_1_10)) ? (var_1_13) : (var_1_10)))) [L96] var_1_37 = ((var_1_38 + var_1_39) + var_1_29) [L100] var_1_40 = last_1_var_1_40 [L101] COND FALSE !(! var_1_1) [L108] var_1_17 = var_1_15 [L110] COND TRUE \read(var_1_1) [L111] EXPR var_1_16 << var_1_37 [L111] COND TRUE ((((var_1_13) < (var_1_37)) ? (var_1_13) : (var_1_37))) > ((var_1_16 << var_1_37) / var_1_15) [L112] var_1_18 = ((((2) > (var_1_11)) ? (2) : (var_1_11))) [L115] COND TRUE var_1_17 > var_1_14 [L116] COND FALSE !(var_1_18 == var_1_17) [L120] COND FALSE !(! var_1_1) [L125] signed long int stepLocal_5 = var_1_16 - (var_1_28 + var_1_29); [L126] COND TRUE stepLocal_5 <= var_1_12 [L127] var_1_27 = ((((var_1_29) > (var_1_28)) ? (var_1_29) : (var_1_28))) [L131] unsigned char stepLocal_4 = var_1_14; [L132] unsigned char stepLocal_3 = var_1_14 <= var_1_8; [L133] COND TRUE var_1_5 && stepLocal_3 [L134] COND TRUE stepLocal_4 > var_1_40 [L135] var_1_19 = (((((var_1_20 - var_1_21)) < (var_1_22)) ? ((var_1_20 - var_1_21)) : (var_1_22))) [L140] signed long int stepLocal_6 = var_1_27 + var_1_8; [L141] COND TRUE var_1_19 != var_1_22 [L142] var_1_31 = (var_1_32 - (var_1_40 + var_1_13)) [L237] RET step() [L238] CALL, EXPR property() [L227] EXPR ((((((last_1_var_1_17 != last_1_var_1_27) ? ((last_1_var_1_27 >= (last_1_var_1_17 + last_1_var_1_31)) ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_5 ? (var_1_1 == ((unsigned char) var_1_6)) : 1)) : (var_1_1 == ((unsigned char) var_1_7))) && ((! var_1_1) ? ((var_1_12 > (var_1_14 % var_1_10)) ? (var_1_8 == ((unsigned char) var_1_11)) : 1) : 1)) && ((var_1_17 > var_1_14) ? ((var_1_18 == var_1_17) ? (var_1_12 == ((unsigned short int) ((var_1_13 - var_1_11) + var_1_17))) : 1) : 1)) && (last_1_var_1_30 ? ((var_1_13 > ((((256) > (last_1_var_1_12)) ? (256) : (last_1_var_1_12)))) ? (var_1_14 == ((unsigned char) (var_1_15 - var_1_16))) : (var_1_14 == ((unsigned char) (var_1_16 + 10)))) : 1)) && ((! var_1_1) ? ((! (! (! var_1_5))) ? (var_1_17 == ((unsigned short int) var_1_14)) : (var_1_17 == ((unsigned short int) var_1_13))) : (var_1_17 == ((unsigned short int) var_1_15)))) && (var_1_1 ? ((((((var_1_13) < (var_1_37)) ? (var_1_13) : (var_1_37))) > ((var_1_16 << var_1_37) / var_1_15)) ? (var_1_18 == ((unsigned char) ((((2) > (var_1_11)) ? (2) : (var_1_11))))) : 1) : 1) [L227] EXPR var_1_1 ? ((((((var_1_13) < (var_1_37)) ? (var_1_13) : (var_1_37))) > ((var_1_16 << var_1_37) / var_1_15)) ? (var_1_18 == ((unsigned char) ((((2) > (var_1_11)) ? (2) : (var_1_11))))) : 1) : 1 [L227] EXPR var_1_16 << var_1_37 [L227] EXPR var_1_1 ? ((((((var_1_13) < (var_1_37)) ? (var_1_13) : (var_1_37))) > ((var_1_16 << var_1_37) / var_1_15)) ? (var_1_18 == ((unsigned char) ((((2) > (var_1_11)) ? (2) : (var_1_11))))) : 1) : 1 [L227] EXPR ((((((last_1_var_1_17 != last_1_var_1_27) ? ((last_1_var_1_27 >= (last_1_var_1_17 + last_1_var_1_31)) ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_5 ? (var_1_1 == ((unsigned char) var_1_6)) : 1)) : (var_1_1 == ((unsigned char) var_1_7))) && ((! var_1_1) ? ((var_1_12 > (var_1_14 % var_1_10)) ? (var_1_8 == ((unsigned char) var_1_11)) : 1) : 1)) && ((var_1_17 > var_1_14) ? ((var_1_18 == var_1_17) ? (var_1_12 == ((unsigned short int) ((var_1_13 - var_1_11) + var_1_17))) : 1) : 1)) && (last_1_var_1_30 ? ((var_1_13 > ((((256) > (last_1_var_1_12)) ? (256) : (last_1_var_1_12)))) ? (var_1_14 == ((unsigned char) (var_1_15 - var_1_16))) : (var_1_14 == ((unsigned char) (var_1_16 + 10)))) : 1)) && ((! var_1_1) ? ((! (! (! var_1_5))) ? (var_1_17 == ((unsigned short int) var_1_14)) : (var_1_17 == ((unsigned short int) var_1_13))) : (var_1_17 == ((unsigned short int) var_1_15)))) && (var_1_1 ? ((((((var_1_13) < (var_1_37)) ? (var_1_13) : (var_1_37))) > ((var_1_16 << var_1_37) / var_1_15)) ? (var_1_18 == ((unsigned char) ((((2) > (var_1_11)) ? (2) : (var_1_11))))) : 1) : 1) [L227-L228] return ((((((((((((last_1_var_1_17 != last_1_var_1_27) ? ((last_1_var_1_27 >= (last_1_var_1_17 + last_1_var_1_31)) ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_5 ? (var_1_1 == ((unsigned char) var_1_6)) : 1)) : (var_1_1 == ((unsigned char) var_1_7))) && ((! var_1_1) ? ((var_1_12 > (var_1_14 % var_1_10)) ? (var_1_8 == ((unsigned char) var_1_11)) : 1) : 1)) && ((var_1_17 > var_1_14) ? ((var_1_18 == var_1_17) ? (var_1_12 == ((unsigned short int) ((var_1_13 - var_1_11) + var_1_17))) : 1) : 1)) && (last_1_var_1_30 ? ((var_1_13 > ((((256) > (last_1_var_1_12)) ? (256) : (last_1_var_1_12)))) ? (var_1_14 == ((unsigned char) (var_1_15 - var_1_16))) : (var_1_14 == ((unsigned char) (var_1_16 + 10)))) : 1)) && ((! var_1_1) ? ((! (! (! var_1_5))) ? (var_1_17 == ((unsigned short int) var_1_14)) : (var_1_17 == ((unsigned short int) var_1_13))) : (var_1_17 == ((unsigned short int) var_1_15)))) && (var_1_1 ? ((((((var_1_13) < (var_1_37)) ? (var_1_13) : (var_1_37))) > ((var_1_16 << var_1_37) / var_1_15)) ? (var_1_18 == ((unsigned char) ((((2) > (var_1_11)) ? (2) : (var_1_11))))) : 1) : 1)) && ((var_1_5 && (var_1_14 <= var_1_8)) ? ((var_1_14 > var_1_40) ? (var_1_19 == ((double) (((((var_1_20 - var_1_21)) < (var_1_22)) ? ((var_1_20 - var_1_21)) : (var_1_22))))) : 1) : (var_1_19 == ((double) (var_1_23 + ((var_1_24 + var_1_25) + var_1_26)))))) && (((var_1_16 - (var_1_28 + var_1_29)) <= var_1_12) ? (var_1_27 == ((unsigned char) ((((var_1_29) > (var_1_28)) ? (var_1_29) : (var_1_28))))) : (var_1_27 == ((unsigned char) var_1_29)))) && (var_1_1 ? (var_1_30 == ((unsigned char) 1)) : (var_1_30 == ((unsigned char) (! var_1_5))))) && ((var_1_19 != var_1_22) ? (var_1_31 == ((unsigned long int) (var_1_32 - (var_1_40 + var_1_13)))) : (((var_1_27 + var_1_8) >= (var_1_15 + var_1_29)) ? (((var_1_24 * (var_1_23 * var_1_19)) >= ((var_1_33 - var_1_34) - (var_1_35 - var_1_36))) ? (var_1_31 == ((unsigned long int) var_1_8)) : (var_1_31 == ((unsigned long int) last_1_var_1_31))) : 1))) && (((var_1_15 - ((((var_1_16) > (var_1_28)) ? (var_1_16) : (var_1_28)))) < (last_1_var_1_37 / ((((var_1_13) < (var_1_10)) ? (var_1_13) : (var_1_10))))) ? (var_1_37 == ((signed char) ((var_1_38 + var_1_39) + var_1_29))) : (var_1_37 == ((signed char) ((((var_1_28) < (var_1_38)) ? (var_1_28) : (var_1_38))))))) && (var_1_40 == ((signed long int) last_1_var_1_40)) ; [L238] RET, EXPR property() [L238] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=127, var_1_18=126, var_1_19=2, var_1_1=257, var_1_22=0, var_1_27=63, var_1_28=63, var_1_29=62, var_1_30=1, var_1_31=-16377, var_1_32=-2, var_1_37=2, var_1_38=-31, var_1_39=-29, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=4, last_1_var_1_27=100, last_1_var_1_30=0, last_1_var_1_31=5, last_1_var_1_37=100, last_1_var_1_40=-8, var_1_10=99, var_1_11=-386, var_1_12=8, var_1_13=16383, var_1_14=4, var_1_15=127, var_1_16=127, var_1_17=127, var_1_18=126, var_1_19=2, var_1_1=257, var_1_22=0, var_1_27=63, var_1_28=63, var_1_29=62, var_1_30=1, var_1_31=-16377, var_1_32=-2, var_1_37=2, var_1_38=-31, var_1_39=-29, var_1_40=-8, var_1_5=257, var_1_6=1, var_1_7=0, var_1_8=128] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 71 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.3s, OverallIterations: 1, TraceHistogramMax: 38, 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=71occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 284 NumberOfCodeBlocks, 284 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 05:29:15,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-29.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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_cd3931d6-5cc6-4993-9669-93d99a4e92af/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 fccc32608678fc6fd4cb86e7f394d0f05414cafa3a24a1c8162582b5a3f5da8c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:29:17,997 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:29:18,113 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 05:29:18,119 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:29:18,119 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:29:18,152 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:29:18,152 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:29:18,152 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:29:18,154 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:29:18,154 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:29:18,154 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:29:18,155 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:29:18,156 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:29:18,156 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:29:18,156 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:29:18,156 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:29:18,156 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:29:18,157 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:29:18,157 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:29:18,157 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:29:18,157 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:29:18,157 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:29:18,157 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:29:18,157 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:29:18,157 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 05:29:18,157 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 05:29:18,158 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:29:18,158 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 05:29:18,158 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:29:18,158 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:29:18,158 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:29:18,158 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:29:18,158 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 05:29:18,158 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:29:18,158 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:29:18,158 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:29:18,159 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:29:18,159 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:29:18,159 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:29:18,159 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 05:29:18,159 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 05:29:18,159 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:29:18,159 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:29:18,159 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_cd3931d6-5cc6-4993-9669-93d99a4e92af/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 -> fccc32608678fc6fd4cb86e7f394d0f05414cafa3a24a1c8162582b5a3f5da8c [2024-11-14 05:29:18,478 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:29:18,487 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:29:18,490 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:29:18,491 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:29:18,491 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:29:18,493 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-29.i Unable to find full path for "g++" [2024-11-14 05:29:20,414 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:29:20,692 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:29:20,693 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-29.i [2024-11-14 05:29:20,702 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/data/4a0fce17d/ab3d11d003e94e7ab1e66dc153feeeb1/FLAGdc730f9a2 [2024-11-14 05:29:20,731 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/data/4a0fce17d/ab3d11d003e94e7ab1e66dc153feeeb1 [2024-11-14 05:29:20,735 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:29:20,737 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:29:20,740 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:29:20,740 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:29:20,745 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:29:20,746 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:29:20" (1/1) ... [2024-11-14 05:29:20,749 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ae3c52d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:29:20, skipping insertion in model container [2024-11-14 05:29:20,750 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:29:20" (1/1) ... [2024-11-14 05:29:20,781 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:29:20,961 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_cd3931d6-5cc6-4993-9669-93d99a4e92af/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-29.i[916,929] [2024-11-14 05:29:21,100 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:29:21,121 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:29:21,132 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_cd3931d6-5cc6-4993-9669-93d99a4e92af/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-29.i[916,929] [2024-11-14 05:29:21,214 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:29:21,234 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:29:21,234 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:29:21 WrapperNode [2024-11-14 05:29:21,234 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:29:21,235 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:29:21,235 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:29:21,236 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:29:21,242 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:29:21" (1/1) ... [2024-11-14 05:29:21,255 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:29:21" (1/1) ... [2024-11-14 05:29:21,289 INFO L138 Inliner]: procedures = 27, calls = 51, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 250 [2024-11-14 05:29:21,289 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:29:21,290 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:29:21,290 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:29:21,290 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:29:21,298 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:29:21" (1/1) ... [2024-11-14 05:29:21,298 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:29:21" (1/1) ... [2024-11-14 05:29:21,303 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:29:21" (1/1) ... [2024-11-14 05:29:21,303 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:29:21" (1/1) ... [2024-11-14 05:29:21,316 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:29:21" (1/1) ... [2024-11-14 05:29:21,321 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:29:21" (1/1) ... [2024-11-14 05:29:21,324 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:29:21" (1/1) ... [2024-11-14 05:29:21,326 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:29:21" (1/1) ... [2024-11-14 05:29:21,330 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:29:21,331 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:29:21,331 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:29:21,331 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:29:21,332 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:29:21" (1/1) ... [2024-11-14 05:29:21,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:29:21,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:29:21,384 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:29:21,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:29:21,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:29:21,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 05:29:21,413 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 05:29:21,413 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 05:29:21,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:29:21,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:29:21,551 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:29:21,553 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:29:30,486 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-14 05:29:30,486 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:29:30,498 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:29:30,499 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 05:29:30,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:29:30 BoogieIcfgContainer [2024-11-14 05:29:30,499 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:29:30,502 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:29:30,502 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:29:30,507 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:29:30,508 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:29:20" (1/3) ... [2024-11-14 05:29:30,508 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c51568b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:29:30, skipping insertion in model container [2024-11-14 05:29:30,508 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:29:21" (2/3) ... [2024-11-14 05:29:30,509 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c51568b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:29:30, skipping insertion in model container [2024-11-14 05:29:30,509 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:29:30" (3/3) ... [2024-11-14 05:29:30,510 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-29.i [2024-11-14 05:29:30,525 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:29:30,526 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-1loop_file-29.i that has 2 procedures, 108 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 05:29:30,619 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:29:30,638 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;@74ff806, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:29:30,638 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:29:30,644 INFO L276 IsEmpty]: Start isEmpty. Operand has 108 states, 67 states have (on average 1.3880597014925373) internal successors, (93), 68 states have internal predecessors, (93), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-14 05:29:30,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-11-14 05:29:30,663 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:29:30,663 INFO L215 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:29:30,664 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:29:30,669 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:29:30,670 INFO L85 PathProgramCache]: Analyzing trace with hash -411891121, now seen corresponding path program 1 times [2024-11-14 05:29:30,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:29:30,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [99381161] [2024-11-14 05:29:30,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:29:30,685 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 05:29:30,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:29:30,690 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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 05:29:30,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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 05:29:31,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:29:31,971 INFO L255 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 05:29:31,982 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:29:32,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 914 proven. 0 refuted. 0 times theorem prover too weak. 1898 trivial. 0 not checked. [2024-11-14 05:29:32,061 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:29:32,062 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:29:32,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [99381161] [2024-11-14 05:29:32,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [99381161] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:29:32,065 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:29:32,065 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 05:29:32,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458261159] [2024-11-14 05:29:32,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:29:32,074 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 05:29:32,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:29:32,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 05:29:32,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 05:29:32,102 INFO L87 Difference]: Start difference. First operand has 108 states, 67 states have (on average 1.3880597014925373) internal successors, (93), 68 states have internal predecessors, (93), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) Second operand has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2024-11-14 05:29:32,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:29:32,158 INFO L93 Difference]: Finished difference Result 213 states and 373 transitions. [2024-11-14 05:29:32,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 05:29:32,160 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 240 [2024-11-14 05:29:32,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:29:32,169 INFO L225 Difference]: With dead ends: 213 [2024-11-14 05:29:32,170 INFO L226 Difference]: Without dead ends: 104 [2024-11-14 05:29:32,173 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 239 GetRequests, 239 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 05:29:32,176 INFO L432 NwaCegarLoop]: 166 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, 166 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 05:29:32,177 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 05:29:32,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2024-11-14 05:29:32,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2024-11-14 05:29:32,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 64 states have (on average 1.34375) internal successors, (86), 64 states have internal predecessors, (86), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-14 05:29:32,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 162 transitions. [2024-11-14 05:29:32,238 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 162 transitions. Word has length 240 [2024-11-14 05:29:32,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:29:32,239 INFO L471 AbstractCegarLoop]: Abstraction has 104 states and 162 transitions. [2024-11-14 05:29:32,239 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2024-11-14 05:29:32,239 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 162 transitions. [2024-11-14 05:29:32,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-11-14 05:29:32,245 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:29:32,245 INFO L215 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:29:32,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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 05:29:32,446 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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 05:29:32,447 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:29:32,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:29:32,448 INFO L85 PathProgramCache]: Analyzing trace with hash -1327892601, now seen corresponding path program 1 times [2024-11-14 05:29:32,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:29:32,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [813148165] [2024-11-14 05:29:32,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:29:32,449 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 05:29:32,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:29:32,451 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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 05:29:32,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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 05:29:33,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:29:33,646 INFO L255 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 05:29:33,655 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:29:42,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2024-11-14 05:29:42,155 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:29:42,155 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:29:42,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [813148165] [2024-11-14 05:29:42,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [813148165] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:29:42,158 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:29:42,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 05:29:42,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368419919] [2024-11-14 05:29:42,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:29:42,160 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 05:29:42,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:29:42,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 05:29:42,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 05:29:42,162 INFO L87 Difference]: Start difference. First operand 104 states and 162 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-14 05:29:45,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:29:47,801 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:29:49,803 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:29:52,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:29:54,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:29:56,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:29:56,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:29:56,191 INFO L93 Difference]: Finished difference Result 307 states and 481 transitions. [2024-11-14 05:29:56,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 05:29:56,266 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) Word has length 240 [2024-11-14 05:29:56,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:29:56,269 INFO L225 Difference]: With dead ends: 307 [2024-11-14 05:29:56,269 INFO L226 Difference]: Without dead ends: 206 [2024-11-14 05:29:56,271 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 236 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-14 05:29:56,271 INFO L432 NwaCegarLoop]: 157 mSDtfsCounter, 102 mSDsluCounter, 377 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 77 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 534 SdHoareTripleChecker+Invalid, 188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.8s IncrementalHoareTripleChecker+Time [2024-11-14 05:29:56,272 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 534 Invalid, 188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 105 Invalid, 6 Unknown, 0 Unchecked, 13.8s Time] [2024-11-14 05:29:56,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2024-11-14 05:29:56,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 173. [2024-11-14 05:29:56,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173 states, 94 states have (on average 1.2340425531914894) internal successors, (116), 94 states have internal predecessors, (116), 76 states have call successors, (76), 2 states have call predecessors, (76), 2 states have return successors, (76), 76 states have call predecessors, (76), 76 states have call successors, (76) [2024-11-14 05:29:56,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 268 transitions. [2024-11-14 05:29:56,321 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 268 transitions. Word has length 240 [2024-11-14 05:29:56,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:29:56,322 INFO L471 AbstractCegarLoop]: Abstraction has 173 states and 268 transitions. [2024-11-14 05:29:56,323 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-14 05:29:56,323 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 268 transitions. [2024-11-14 05:29:56,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2024-11-14 05:29:56,328 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:29:56,328 INFO L215 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:29:56,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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 05:29:56,528 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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 05:29:56,529 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:29:56,529 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:29:56,529 INFO L85 PathProgramCache]: Analyzing trace with hash -73081515, now seen corresponding path program 1 times [2024-11-14 05:29:56,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:29:56,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2056580730] [2024-11-14 05:29:56,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:29:56,530 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 05:29:56,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:29:56,533 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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 05:29:56,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-14 05:29:57,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:29:57,596 INFO L255 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 05:29:57,601 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:30:05,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 76 proven. 216 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-14 05:30:05,312 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:30:08,264 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 2701 trivial. 0 not checked. [2024-11-14 05:30:08,265 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:30:08,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2056580730] [2024-11-14 05:30:08,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2056580730] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 05:30:08,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1370136015] [2024-11-14 05:30:08,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:30:08,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 05:30:08,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 05:30:08,276 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 05:30:08,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-14 05:30:09,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:30:09,097 INFO L255 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 05:30:09,100 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:30:09,272 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2024-11-14 05:30:09,272 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:30:09,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1370136015] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:30:09,272 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-14 05:30:09,272 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9, 6] total 13 [2024-11-14 05:30:09,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824257094] [2024-11-14 05:30:09,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:30:09,274 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 05:30:09,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:30:09,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 05:30:09,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2024-11-14 05:30:09,275 INFO L87 Difference]: Start difference. First operand 173 states and 268 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-14 05:30:11,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:30:13,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:30:13,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:30:13,724 INFO L93 Difference]: Finished difference Result 372 states and 580 transitions. [2024-11-14 05:30:13,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 05:30:13,725 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) Word has length 241 [2024-11-14 05:30:13,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:30:13,729 INFO L225 Difference]: With dead ends: 372 [2024-11-14 05:30:13,729 INFO L226 Difference]: Without dead ends: 271 [2024-11-14 05:30:13,730 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 720 GetRequests, 708 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2024-11-14 05:30:13,731 INFO L432 NwaCegarLoop]: 275 mSDtfsCounter, 147 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 6 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 420 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-14 05:30:13,731 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 420 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 14 Invalid, 2 Unknown, 0 Unchecked, 4.4s Time] [2024-11-14 05:30:13,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2024-11-14 05:30:13,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 269. [2024-11-14 05:30:13,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 269 states, 151 states have (on average 1.2450331125827814) internal successors, (188), 151 states have internal predecessors, (188), 114 states have call successors, (114), 3 states have call predecessors, (114), 3 states have return successors, (114), 114 states have call predecessors, (114), 114 states have call successors, (114) [2024-11-14 05:30:13,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 416 transitions. [2024-11-14 05:30:13,791 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 416 transitions. Word has length 241 [2024-11-14 05:30:13,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:30:13,794 INFO L471 AbstractCegarLoop]: Abstraction has 269 states and 416 transitions. [2024-11-14 05:30:13,794 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-14 05:30:13,795 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 416 transitions. [2024-11-14 05:30:13,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2024-11-14 05:30:13,803 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:30:13,803 INFO L215 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:30:13,835 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-14 05:30:14,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-14 05:30:14,204 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 05:30:14,204 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:30:14,204 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:30:14,204 INFO L85 PathProgramCache]: Analyzing trace with hash 2038016574, now seen corresponding path program 1 times [2024-11-14 05:30:14,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:30:14,205 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [294304377] [2024-11-14 05:30:14,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:30:14,206 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 05:30:14,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:30:14,208 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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 05:30:14,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-14 05:30:15,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:30:15,295 INFO L255 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 05:30:15,299 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:30:22,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 76 proven. 216 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-14 05:30:22,674 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:30:25,529 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 2701 trivial. 0 not checked. [2024-11-14 05:30:25,530 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:30:25,530 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [294304377] [2024-11-14 05:30:25,530 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [294304377] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 05:30:25,530 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1845135421] [2024-11-14 05:30:25,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:30:25,531 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 05:30:25,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 05:30:25,533 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 05:30:25,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-14 05:30:26,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:30:26,318 INFO L255 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 05:30:26,321 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:30:26,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2024-11-14 05:30:26,381 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:30:26,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1845135421] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:30:26,381 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-14 05:30:26,382 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9, 6] total 12 [2024-11-14 05:30:26,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290361138] [2024-11-14 05:30:26,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:30:26,382 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 05:30:26,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:30:26,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 05:30:26,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2024-11-14 05:30:26,383 INFO L87 Difference]: Start difference. First operand 269 states and 416 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-14 05:30:28,694 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:30:30,697 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:30:30,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:30:30,826 INFO L93 Difference]: Finished difference Result 472 states and 731 transitions. [2024-11-14 05:30:30,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 05:30:30,829 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) Word has length 242 [2024-11-14 05:30:30,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:30:30,834 INFO L225 Difference]: With dead ends: 472 [2024-11-14 05:30:30,834 INFO L226 Difference]: Without dead ends: 275 [2024-11-14 05:30:30,835 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 723 GetRequests, 712 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2024-11-14 05:30:30,839 INFO L432 NwaCegarLoop]: 172 mSDtfsCounter, 147 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 5 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 317 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-14 05:30:30,839 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 317 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 11 Invalid, 2 Unknown, 0 Unchecked, 4.4s Time] [2024-11-14 05:30:30,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2024-11-14 05:30:30,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 273. [2024-11-14 05:30:30,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 273 states, 155 states have (on average 1.232258064516129) internal successors, (191), 155 states have internal predecessors, (191), 114 states have call successors, (114), 3 states have call predecessors, (114), 3 states have return successors, (114), 114 states have call predecessors, (114), 114 states have call successors, (114) [2024-11-14 05:30:30,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 419 transitions. [2024-11-14 05:30:30,891 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 419 transitions. Word has length 242 [2024-11-14 05:30:30,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:30:30,892 INFO L471 AbstractCegarLoop]: Abstraction has 273 states and 419 transitions. [2024-11-14 05:30:30,892 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-14 05:30:30,892 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 419 transitions. [2024-11-14 05:30:30,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2024-11-14 05:30:30,894 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:30:30,895 INFO L215 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:30:30,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2024-11-14 05:30:31,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-14 05:30:31,295 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 05:30:31,296 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:30:31,296 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:30:31,296 INFO L85 PathProgramCache]: Analyzing trace with hash 1569249022, now seen corresponding path program 1 times [2024-11-14 05:30:31,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:30:31,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1591348838] [2024-11-14 05:30:31,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:30:31,297 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 05:30:31,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:30:31,300 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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 05:30:31,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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 05:30:32,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:30:32,376 INFO L255 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 05:30:32,385 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:30:44,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 37 proven. 111 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-11-14 05:30:44,773 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:30:49,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 2701 trivial. 0 not checked. [2024-11-14 05:30:49,716 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:30:49,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1591348838] [2024-11-14 05:30:49,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1591348838] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 05:30:49,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [601086359] [2024-11-14 05:30:49,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:30:49,717 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 05:30:49,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 05:30:49,719 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 05:30:49,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-14 05:30:52,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:30:52,163 INFO L255 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 05:30:52,167 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:30:59,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 1311 proven. 72 refuted. 0 times theorem prover too weak. 1429 trivial. 0 not checked. [2024-11-14 05:30:59,405 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:31:01,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [601086359] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:31:01,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1841967509] [2024-11-14 05:31:01,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:31:01,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:31:01,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:31:01,904 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 05:31:01,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-14 05:31:02,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:31:02,536 INFO L255 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 05:31:02,541 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:31:11,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2024-11-14 05:31:11,356 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:31:11,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1841967509] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:31:11,356 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2024-11-14 05:31:11,357 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6, 7, 6] total 18 [2024-11-14 05:31:11,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521182586] [2024-11-14 05:31:11,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:31:11,357 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 05:31:11,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:31:11,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 05:31:11,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=331, Unknown=0, NotChecked=0, Total=420 [2024-11-14 05:31:11,359 INFO L87 Difference]: Start difference. First operand 273 states and 419 transitions. Second operand has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-14 05:31:16,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:31:18,689 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:31:20,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:31:23,556 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:31:25,901 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:31:27,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:31:29,906 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:31:31,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:31:33,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:31:35,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:31:37,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:31:39,923 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:31:41,930 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:31:43,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:31:45,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:31:47,939 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:31:49,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:31:52,168 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:31:54,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:31:56,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:31:58,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:32:00,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:32:02,188 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:32:04,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:32:06,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:32:08,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:32:10,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:32:12,455 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:32:14,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:32:16,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:32:18,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:32:20,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:32:22,689 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:32:24,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:32:26,694 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:32:26,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:32:26,908 INFO L93 Difference]: Finished difference Result 796 states and 1211 transitions. [2024-11-14 05:32:26,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 05:32:26,910 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) Word has length 242 [2024-11-14 05:32:26,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:32:26,918 INFO L225 Difference]: With dead ends: 796 [2024-11-14 05:32:26,919 INFO L226 Difference]: Without dead ends: 594 [2024-11-14 05:32:26,920 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1129 GetRequests, 1106 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=127, Invalid=425, Unknown=0, NotChecked=0, Total=552 [2024-11-14 05:32:26,921 INFO L432 NwaCegarLoop]: 182 mSDtfsCounter, 179 mSDsluCounter, 470 mSDsCounter, 0 mSdLazyCounter, 281 mSolverCounterSat, 9 mSolverCounterUnsat, 35 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 74.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 179 SdHoareTripleChecker+Valid, 652 SdHoareTripleChecker+Invalid, 325 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 281 IncrementalHoareTripleChecker+Invalid, 35 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 74.9s IncrementalHoareTripleChecker+Time [2024-11-14 05:32:26,923 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [179 Valid, 652 Invalid, 325 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 281 Invalid, 35 Unknown, 0 Unchecked, 74.9s Time] [2024-11-14 05:32:26,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 594 states. [2024-11-14 05:32:27,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 594 to 507. [2024-11-14 05:32:27,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 507 states, 311 states have (on average 1.270096463022508) internal successors, (395), 311 states have internal predecessors, (395), 190 states have call successors, (190), 5 states have call predecessors, (190), 5 states have return successors, (190), 190 states have call predecessors, (190), 190 states have call successors, (190) [2024-11-14 05:32:27,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 507 states and 775 transitions. [2024-11-14 05:32:27,030 INFO L78 Accepts]: Start accepts. Automaton has 507 states and 775 transitions. Word has length 242 [2024-11-14 05:32:27,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:32:27,034 INFO L471 AbstractCegarLoop]: Abstraction has 507 states and 775 transitions. [2024-11-14 05:32:27,035 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 5 states have internal predecessors, (55), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-14 05:32:27,035 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 775 transitions. [2024-11-14 05:32:27,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2024-11-14 05:32:27,037 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:32:27,037 INFO L215 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:32:27,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-14 05:32:27,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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)] Forceful destruction successful, exit code 0 [2024-11-14 05:32:27,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-14 05:32:27,638 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 05:32:27,638 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:32:27,638 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:32:27,638 INFO L85 PathProgramCache]: Analyzing trace with hash -744703563, now seen corresponding path program 1 times [2024-11-14 05:32:27,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:32:27,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1974789865] [2024-11-14 05:32:27,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:32:27,639 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 05:32:27,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:32:27,641 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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 05:32:27,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2024-11-14 05:32:28,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:32:28,789 INFO L255 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 05:32:28,792 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:32:32,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2024-11-14 05:32:32,950 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:32:32,950 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:32:32,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1974789865] [2024-11-14 05:32:32,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1974789865] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:32:32,950 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:32:32,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 05:32:32,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589314673] [2024-11-14 05:32:32,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:32:32,951 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 05:32:32,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:32:32,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 05:32:32,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 05:32:32,952 INFO L87 Difference]: Start difference. First operand 507 states and 775 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-14 05:32:35,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:32:37,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:32:39,995 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:32:42,000 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:32:42,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:32:42,004 INFO L93 Difference]: Finished difference Result 771 states and 1178 transitions. [2024-11-14 05:32:42,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 05:32:42,097 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) Word has length 243 [2024-11-14 05:32:42,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:32:42,101 INFO L225 Difference]: With dead ends: 771 [2024-11-14 05:32:42,101 INFO L226 Difference]: Without dead ends: 570 [2024-11-14 05:32:42,102 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 243 GetRequests, 240 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-14 05:32:42,103 INFO L432 NwaCegarLoop]: 160 mSDtfsCounter, 87 mSDsluCounter, 310 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 78 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 470 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2024-11-14 05:32:42,103 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 470 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 7 Invalid, 4 Unknown, 0 Unchecked, 8.9s Time] [2024-11-14 05:32:42,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 570 states. [2024-11-14 05:32:42,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 570 to 515. [2024-11-14 05:32:42,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 515 states, 319 states have (on average 1.2695924764890283) internal successors, (405), 319 states have internal predecessors, (405), 190 states have call successors, (190), 5 states have call predecessors, (190), 5 states have return successors, (190), 190 states have call predecessors, (190), 190 states have call successors, (190) [2024-11-14 05:32:42,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 785 transitions. [2024-11-14 05:32:42,179 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 785 transitions. Word has length 243 [2024-11-14 05:32:42,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:32:42,180 INFO L471 AbstractCegarLoop]: Abstraction has 515 states and 785 transitions. [2024-11-14 05:32:42,180 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2024-11-14 05:32:42,180 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 785 transitions. [2024-11-14 05:32:42,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2024-11-14 05:32:42,185 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:32:42,186 INFO L215 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:32:42,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Ended with exit code 0 [2024-11-14 05:32:42,386 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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 05:32:42,386 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:32:42,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:32:42,387 INFO L85 PathProgramCache]: Analyzing trace with hash -222520625, now seen corresponding path program 1 times [2024-11-14 05:32:42,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:32:42,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1220547412] [2024-11-14 05:32:42,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:32:42,387 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 05:32:42,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:32:42,389 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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 05:32:42,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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 (12)] Waiting until timeout for monitored process [2024-11-14 05:32:43,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:32:43,464 INFO L255 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 05:32:43,468 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:32:51,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 76 proven. 216 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-14 05:32:51,578 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:32:54,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 2701 trivial. 0 not checked. [2024-11-14 05:32:54,879 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:32:54,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1220547412] [2024-11-14 05:32:54,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1220547412] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 05:32:54,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2060090186] [2024-11-14 05:32:54,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:32:54,880 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 05:32:54,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 05:32:54,882 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 05:32:54,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-14 05:32:57,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:32:57,348 INFO L255 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 05:32:57,352 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:33:01,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 37 proven. 111 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-11-14 05:33:01,406 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:33:04,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 2701 trivial. 0 not checked. [2024-11-14 05:33:04,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2060090186] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 05:33:04,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1593301059] [2024-11-14 05:33:04,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:33:04,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:33:04,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:33:04,352 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 05:33:04,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-14 05:33:04,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:33:04,928 INFO L255 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 05:33:04,930 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:33:08,904 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 37 proven. 111 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-11-14 05:33:08,904 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:33:11,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 2701 trivial. 0 not checked. [2024-11-14 05:33:11,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1593301059] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 05:33:11,732 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-14 05:33:11,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6, 6, 6, 6, 6] total 12 [2024-11-14 05:33:11,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008317412] [2024-11-14 05:33:11,732 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-14 05:33:11,733 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-14 05:33:11,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:33:11,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-14 05:33:11,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2024-11-14 05:33:11,735 INFO L87 Difference]: Start difference. First operand 515 states and 785 transitions. Second operand has 12 states, 12 states have (on average 9.083333333333334) internal successors, (109), 12 states have internal predecessors, (109), 3 states have call successors, (111), 3 states have call predecessors, (111), 6 states have return successors, (113), 2 states have call predecessors, (113), 3 states have call successors, (113) [2024-11-14 05:33:18,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:33:20,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:33:22,877 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:33:24,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:33:26,880 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:33:28,882 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:33:30,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:33:32,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:33:34,891 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:33:36,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:33:38,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:33:40,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:33:42,902 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:33:44,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:33:46,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:33:48,918 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:33:50,923 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:33:52,926 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:33:54,930 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:34:00,032 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:34:01,511 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:34:01,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:34:01,900 INFO L93 Difference]: Finished difference Result 1186 states and 1763 transitions. [2024-11-14 05:34:01,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-14 05:34:01,901 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 9.083333333333334) internal successors, (109), 12 states have internal predecessors, (109), 3 states have call successors, (111), 3 states have call predecessors, (111), 6 states have return successors, (113), 2 states have call predecessors, (113), 3 states have call successors, (113) Word has length 243 [2024-11-14 05:34:01,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:34:01,916 INFO L225 Difference]: With dead ends: 1186 [2024-11-14 05:34:01,916 INFO L226 Difference]: Without dead ends: 749 [2024-11-14 05:34:01,918 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1477 GetRequests, 1441 SyntacticMatches, 5 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=296, Invalid=760, Unknown=0, NotChecked=0, Total=1056 [2024-11-14 05:34:01,920 INFO L432 NwaCegarLoop]: 117 mSDtfsCounter, 304 mSDsluCounter, 393 mSDsCounter, 0 mSdLazyCounter, 472 mSolverCounterSat, 241 mSolverCounterUnsat, 19 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 47.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 306 SdHoareTripleChecker+Valid, 510 SdHoareTripleChecker+Invalid, 732 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 472 IncrementalHoareTripleChecker+Invalid, 19 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47.9s IncrementalHoareTripleChecker+Time [2024-11-14 05:34:01,920 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [306 Valid, 510 Invalid, 732 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 472 Invalid, 19 Unknown, 0 Unchecked, 47.9s Time] [2024-11-14 05:34:01,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2024-11-14 05:34:01,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 340. [2024-11-14 05:34:02,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 340 states, 216 states have (on average 1.2314814814814814) internal successors, (266), 216 states have internal predecessors, (266), 114 states have call successors, (114), 9 states have call predecessors, (114), 9 states have return successors, (114), 114 states have call predecessors, (114), 114 states have call successors, (114) [2024-11-14 05:34:02,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 494 transitions. [2024-11-14 05:34:02,004 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 494 transitions. Word has length 243 [2024-11-14 05:34:02,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:34:02,005 INFO L471 AbstractCegarLoop]: Abstraction has 340 states and 494 transitions. [2024-11-14 05:34:02,005 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.083333333333334) internal successors, (109), 12 states have internal predecessors, (109), 3 states have call successors, (111), 3 states have call predecessors, (111), 6 states have return successors, (113), 2 states have call predecessors, (113), 3 states have call successors, (113) [2024-11-14 05:34:02,005 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 494 transitions. [2024-11-14 05:34:02,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2024-11-14 05:34:02,008 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:34:02,009 INFO L215 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:34:02,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-11-14 05:34:02,231 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-14 05:34:02,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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 (12)] Ended with exit code 0 [2024-11-14 05:34:02,609 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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 05:34:02,610 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:34:02,610 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:34:02,610 INFO L85 PathProgramCache]: Analyzing trace with hash -1672862417, now seen corresponding path program 1 times [2024-11-14 05:34:02,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:34:02,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [647010592] [2024-11-14 05:34:02,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:34:02,612 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 05:34:02,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:34:02,614 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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 05:34:02,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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 (15)] Waiting until timeout for monitored process [2024-11-14 05:34:03,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:34:03,974 INFO L255 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 05:34:03,978 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:34:11,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 1311 proven. 72 refuted. 0 times theorem prover too weak. 1429 trivial. 0 not checked. [2024-11-14 05:34:11,681 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:34:14,027 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:34:14,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [647010592] [2024-11-14 05:34:14,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [647010592] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:34:14,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [829438176] [2024-11-14 05:34:14,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:34:14,028 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 05:34:14,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 05:34:14,030 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 05:34:14,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-14 05:34:16,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:34:16,902 INFO L255 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 05:34:16,905 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:34:24,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 1311 proven. 72 refuted. 0 times theorem prover too weak. 1429 trivial. 0 not checked. [2024-11-14 05:34:24,161 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:34:26,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [829438176] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:34:26,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [385464032] [2024-11-14 05:34:26,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:34:26,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:34:26,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:34:26,255 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 05:34:26,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-11-14 05:34:26,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:34:27,054 INFO L255 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 05:34:27,059 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:34:34,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 1311 proven. 72 refuted. 0 times theorem prover too weak. 1429 trivial. 0 not checked. [2024-11-14 05:34:34,443 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:34:36,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [385464032] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:34:36,457 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 05:34:36,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 6 [2024-11-14 05:34:36,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924973252] [2024-11-14 05:34:36,457 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 05:34:36,458 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-14 05:34:36,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:34:36,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-14 05:34:36,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-11-14 05:34:36,459 INFO L87 Difference]: Start difference. First operand 340 states and 494 transitions. Second operand has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 6 states have internal predecessors, (62), 2 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2024-11-14 05:34:43,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 05:34:45,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 05:34:47,036 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 05:34:49,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:34:51,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:34:53,512 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 05:34:55,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:35:02,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:35:04,144 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 05:35:06,152 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:35:08,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:35:10,163 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:35:10,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:35:10,388 INFO L93 Difference]: Finished difference Result 970 states and 1394 transitions. [2024-11-14 05:35:10,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 05:35:10,389 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 6 states have internal predecessors, (62), 2 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 243 [2024-11-14 05:35:10,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:35:10,395 INFO L225 Difference]: With dead ends: 970 [2024-11-14 05:35:10,395 INFO L226 Difference]: Without dead ends: 716 [2024-11-14 05:35:10,397 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1224 GetRequests, 1207 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=116, Invalid=226, Unknown=0, NotChecked=0, Total=342 [2024-11-14 05:35:10,397 INFO L432 NwaCegarLoop]: 186 mSDtfsCounter, 164 mSDsluCounter, 566 mSDsCounter, 0 mSdLazyCounter, 566 mSolverCounterSat, 80 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 752 SdHoareTripleChecker+Invalid, 658 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 566 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.5s IncrementalHoareTripleChecker+Time [2024-11-14 05:35:10,398 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [178 Valid, 752 Invalid, 658 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 566 Invalid, 12 Unknown, 0 Unchecked, 32.5s Time] [2024-11-14 05:35:10,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2024-11-14 05:35:10,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 469. [2024-11-14 05:35:10,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 469 states, 301 states have (on average 1.2225913621262459) internal successors, (368), 301 states have internal predecessors, (368), 152 states have call successors, (152), 15 states have call predecessors, (152), 15 states have return successors, (152), 152 states have call predecessors, (152), 152 states have call successors, (152) [2024-11-14 05:35:10,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 469 states and 672 transitions. [2024-11-14 05:35:10,484 INFO L78 Accepts]: Start accepts. Automaton has 469 states and 672 transitions. Word has length 243 [2024-11-14 05:35:10,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:35:10,485 INFO L471 AbstractCegarLoop]: Abstraction has 469 states and 672 transitions. [2024-11-14 05:35:10,485 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 6 states have internal predecessors, (62), 2 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2024-11-14 05:35:10,485 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 672 transitions. [2024-11-14 05:35:10,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2024-11-14 05:35:10,487 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:35:10,487 INFO L215 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:35:10,518 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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 (15)] Forceful destruction successful, exit code 0 [2024-11-14 05:35:10,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-14 05:35:10,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-11-14 05:35:11,088 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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=3,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:35:11,088 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:35:11,089 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:35:11,089 INFO L85 PathProgramCache]: Analyzing trace with hash -76395152, now seen corresponding path program 1 times [2024-11-14 05:35:11,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:35:11,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2079919812] [2024-11-14 05:35:11,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:35:11,090 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 05:35:11,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:35:11,092 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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 05:35:11,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd3931d6-5cc6-4993-9669-93d99a4e92af/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 (18)] Waiting until timeout for monitored process [2024-11-14 05:35:12,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:35:12,856 INFO L255 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 72 conjuncts are in the unsatisfiable core [2024-11-14 05:35:12,867 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:39:12,539 WARN L286 SmtUtils]: Spent 17.48s on a formula simplification that was a NOOP. DAG size: 145 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 05:41:03,201 WARN L286 SmtUtils]: Spent 17.37s on a formula simplification. DAG size of input: 148 DAG size of output: 145 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)