./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-19.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_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/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_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/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_89b0030a-102a-40fb-b311-e9c3463acbdb/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 8456d7b7b6cba2e1f4cc22023658f7dd768509fc86decaacd3d3922e32c6df21 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:38:34,403 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:38:34,519 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-13 23:38:34,526 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:38:34,527 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 23:38:34,570 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:38:34,571 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 23:38:34,574 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 23:38:34,574 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:38:34,574 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 23:38:34,574 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-13 23:38:34,574 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-13 23:38:34,575 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-13 23:38:34,575 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-13 23:38:34,575 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-13 23:38:34,575 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-13 23:38:34,575 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-13 23:38:34,575 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-13 23:38:34,575 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-13 23:38:34,575 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-13 23:38:34,576 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-13 23:38:34,576 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-13 23:38:34,578 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:38:34,579 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:38:34,579 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:38:34,579 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:38:34,579 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:38:34,579 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:38:34,579 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:38:34,580 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:38:34,580 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:38:34,580 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:38:34,581 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:38:34,581 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:38:34,581 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:38:34,581 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:38:34,581 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 23:38:34,582 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 23:38:34,582 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 23:38:34,583 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:38:34,583 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:38:34,583 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:38:34,583 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-13 23:38:34,583 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:38:34,583 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 23:38:34,584 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-13 23:38:34,584 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 23:38:34,584 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_89b0030a-102a-40fb-b311-e9c3463acbdb/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 -> 8456d7b7b6cba2e1f4cc22023658f7dd768509fc86decaacd3d3922e32c6df21 [2024-11-13 23:38:34,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:38:34,995 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:38:34,998 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:38:35,000 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:38:35,001 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:38:35,002 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-19.i Unable to find full path for "g++" [2024-11-13 23:38:37,057 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:38:37,333 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:38:37,334 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-19.i [2024-11-13 23:38:37,347 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/data/2a5fb3343/fdedd5489baf46bea39dc73774fd5b57/FLAGd2934fadf [2024-11-13 23:38:37,365 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/data/2a5fb3343/fdedd5489baf46bea39dc73774fd5b57 [2024-11-13 23:38:37,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:38:37,371 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:38:37,374 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:38:37,374 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:38:37,380 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:38:37,381 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:38:37" (1/1) ... [2024-11-13 23:38:37,383 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60c8eefb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:37, skipping insertion in model container [2024-11-13 23:38:37,385 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:38:37" (1/1) ... [2024-11-13 23:38:37,419 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:38:37,606 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_89b0030a-102a-40fb-b311-e9c3463acbdb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-19.i[915,928] [2024-11-13 23:38:37,708 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:38:37,722 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:38:37,736 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_89b0030a-102a-40fb-b311-e9c3463acbdb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-19.i[915,928] [2024-11-13 23:38:37,782 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:38:37,804 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:38:37,805 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:37 WrapperNode [2024-11-13 23:38:37,807 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:38:37,808 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:38:37,808 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:38:37,808 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:38:37,818 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:37" (1/1) ... [2024-11-13 23:38:37,829 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:37" (1/1) ... [2024-11-13 23:38:37,884 INFO L138 Inliner]: procedures = 26, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 172 [2024-11-13 23:38:37,884 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:38:37,885 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:38:37,885 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:38:37,885 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:38:37,894 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:37" (1/1) ... [2024-11-13 23:38:37,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:37" (1/1) ... [2024-11-13 23:38:37,900 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:37" (1/1) ... [2024-11-13 23:38:37,901 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:37" (1/1) ... [2024-11-13 23:38:37,929 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:37" (1/1) ... [2024-11-13 23:38:37,937 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:37" (1/1) ... [2024-11-13 23:38:37,940 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:37" (1/1) ... [2024-11-13 23:38:37,946 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:37" (1/1) ... [2024-11-13 23:38:37,959 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:38:37,960 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:38:37,960 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:38:37,960 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:38:37,961 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:37" (1/1) ... [2024-11-13 23:38:37,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 23:38:37,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-13 23:38:38,010 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-13 23:38:38,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-13 23:38:38,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:38:38,048 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:38:38,048 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:38:38,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:38:38,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:38:38,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:38:38,170 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:38:38,174 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:38:38,800 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-13 23:38:38,800 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:38:39,048 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:38:39,049 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:38:39,049 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:38:39 BoogieIcfgContainer [2024-11-13 23:38:39,049 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:38:39,052 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 23:38:39,053 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 23:38:39,058 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 23:38:39,059 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 11:38:37" (1/3) ... [2024-11-13 23:38:39,059 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ef32479 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 11:38:39, skipping insertion in model container [2024-11-13 23:38:39,059 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:37" (2/3) ... [2024-11-13 23:38:39,060 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ef32479 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 11:38:39, skipping insertion in model container [2024-11-13 23:38:39,060 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:38:39" (3/3) ... [2024-11-13 23:38:39,062 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-19.i [2024-11-13 23:38:39,080 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 23:38:39,082 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-19.i that has 2 procedures, 52 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 23:38:39,156 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 23:38:39,173 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;@2cb2328c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 23:38:39,174 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 23:38:39,178 INFO L276 IsEmpty]: Start isEmpty. Operand has 52 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-13 23:38:39,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-13 23:38:39,187 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:38:39,188 INFO L215 NwaCegarLoop]: trace histogram [27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:38:39,188 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:38:39,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:38:39,193 INFO L85 PathProgramCache]: Analyzing trace with hash -45693933, now seen corresponding path program 1 times [2024-11-13 23:38:39,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-13 23:38:39,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297448555] [2024-11-13 23:38:39,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:38:39,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:38:39,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:38:39,826 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:38:40,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:38:40,252 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-13 23:38:40,255 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 23:38:40,257 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-13 23:38:40,259 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 23:38:40,267 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-13 23:38:40,423 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 23:38:40,432 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 11:38:40 BoogieIcfgContainer [2024-11-13 23:38:40,432 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 23:38:40,432 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:38:40,433 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:38:40,433 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:38:40,436 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:38:39" (3/4) ... [2024-11-13 23:38:40,439 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:38:40,440 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:38:40,442 INFO L158 Benchmark]: Toolchain (without parser) took 3071.20ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 55.7MB in the end (delta: 36.8MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2024-11-13 23:38:40,442 INFO L158 Benchmark]: CDTParser took 0.56ms. Allocated memory is still 83.9MB. Free memory is still 41.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:38:40,443 INFO L158 Benchmark]: CACSL2BoogieTranslator took 433.32ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 76.6MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:38:40,444 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.19ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 71.3MB in the end (delta: 5.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:38:40,445 INFO L158 Benchmark]: Boogie Preprocessor took 74.35ms. Allocated memory is still 117.4MB. Free memory was 71.3MB in the beginning and 69.1MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:38:40,446 INFO L158 Benchmark]: RCFGBuilder took 1089.53ms. Allocated memory is still 117.4MB. Free memory was 69.1MB in the beginning and 76.0MB in the end (delta: -6.9MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. [2024-11-13 23:38:40,447 INFO L158 Benchmark]: TraceAbstraction took 1379.45ms. Allocated memory is still 117.4MB. Free memory was 75.3MB in the beginning and 56.5MB in the end (delta: 18.8MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2024-11-13 23:38:40,447 INFO L158 Benchmark]: Witness Printer took 7.99ms. Allocated memory is still 117.4MB. Free memory was 56.5MB in the beginning and 55.7MB in the end (delta: 861.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:38:40,450 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56ms. Allocated memory is still 83.9MB. Free memory is still 41.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 433.32ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 76.6MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.19ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 71.3MB in the end (delta: 5.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 74.35ms. Allocated memory is still 117.4MB. Free memory was 71.3MB in the beginning and 69.1MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1089.53ms. Allocated memory is still 117.4MB. Free memory was 69.1MB in the beginning and 76.0MB in the end (delta: -6.9MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1379.45ms. Allocated memory is still 117.4MB. Free memory was 75.3MB in the beginning and 56.5MB in the end (delta: 18.8MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Witness Printer took 7.99ms. Allocated memory is still 117.4MB. Free memory was 56.5MB in the beginning and 55.7MB in the end (delta: 861.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 132, overapproximation of someBinaryFLOATComparisonOperation at line 130, overapproximation of someBinaryFLOATComparisonOperation at line 68, overapproximation of someBinaryFLOATComparisonOperation at line 134, overapproximation of someBinaryFLOATComparisonOperation at line 136, overapproximation of someUnaryDOUBLEoperation at line 55, overapproximation of someBinaryDOUBLEComparisonOperation at line 124, overapproximation of someBinaryDOUBLEComparisonOperation at line 125, overapproximation of someBinaryDOUBLEComparisonOperation at line 138, overapproximation of someBinaryDOUBLEComparisonOperation at line 55, overapproximation of someUnaryFLOAToperation at line 68, overapproximation of someBinaryArithmeticFLOAToperation at line 70. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -64; [L23] unsigned char var_1_2 = 128; [L24] unsigned char var_1_3 = 64; [L25] signed short int var_1_6 = -16; [L26] unsigned short int var_1_7 = 56838; [L27] unsigned short int var_1_8 = 24612; [L28] signed short int var_1_9 = 20013; [L29] unsigned char var_1_10 = 0; [L30] unsigned char var_1_12 = 0; [L31] unsigned char var_1_13 = 0; [L32] signed short int var_1_14 = 50; [L33] unsigned char var_1_15 = 0; [L34] signed short int var_1_19 = 100; [L35] double var_1_21 = 3.5; [L36] signed short int var_1_23 = -128; [L37] float var_1_24 = 10.2; [L38] float var_1_25 = 8.6; [L39] float var_1_26 = 32.7; [L40] float var_1_27 = 16.25; [L41] float var_1_28 = 8.875; [L42] unsigned short int var_1_29 = 256; [L43] double var_1_30 = 2.75; [L44] double var_1_31 = 0.0; [L45] unsigned char var_1_32 = 8; [L46] unsigned char var_1_33 = 100; [L47] double var_1_34 = 0.19999999999999996; [L48] signed char var_1_35 = -32; [L49] signed char var_1_36 = -1; [L50] signed char var_1_37 = -8; [L51] unsigned char last_1_var_1_15 = 0; [L154] isInitial = 1 [L155] FCALL initially() [L156] COND TRUE 1 [L157] CALL updateLastVariables() [L147] last_1_var_1_15 = var_1_15 [L157] RET updateLastVariables() [L158] CALL updateVariables() [L102] var_1_2 = __VERIFIER_nondet_uchar() [L103] CALL assume_abort_if_not(var_1_2 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=64, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_2 >= 127) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=64, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L104] CALL assume_abort_if_not(var_1_2 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=64, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_2 <= 255) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=64, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L105] var_1_3 = __VERIFIER_nondet_uchar() [L106] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L107] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L108] var_1_7 = __VERIFIER_nondet_ushort() [L109] CALL assume_abort_if_not(var_1_7 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_7 >= 32767) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=24612, var_1_9=20013] [L110] CALL assume_abort_if_not(var_1_7 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_7 <= 65535) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=24612, var_1_9=20013] [L111] var_1_8 = __VERIFIER_nondet_ushort() [L112] CALL assume_abort_if_not(var_1_8 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=20013] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_8 >= 16383) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=20013] [L113] CALL assume_abort_if_not(var_1_8 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=20013] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_8 <= 32767) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=20013] [L114] var_1_9 = __VERIFIER_nondet_short() [L115] CALL assume_abort_if_not(var_1_9 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_9 >= 16383) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L116] CALL assume_abort_if_not(var_1_9 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_9 <= 32766) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L117] var_1_12 = __VERIFIER_nondet_uchar() [L118] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L119] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L120] var_1_13 = __VERIFIER_nondet_uchar() [L121] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L122] CALL assume_abort_if_not(var_1_13 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_13 <= 0) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L123] var_1_21 = __VERIFIER_nondet_double() [L124] CALL assume_abort_if_not((var_1_21 >= -922337.2036854776000e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not((var_1_21 >= -922337.2036854776000e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L125] CALL assume_abort_if_not(var_1_21 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_21 != 0.0F) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L126] var_1_23 = __VERIFIER_nondet_short() [L127] CALL assume_abort_if_not(var_1_23 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-8, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_23 >= -16383) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-8, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L128] CALL assume_abort_if_not(var_1_23 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-8, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_23 <= 16383) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-8, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L129] var_1_25 = __VERIFIER_nondet_float() [L130] CALL assume_abort_if_not((var_1_25 >= -922337.2036854765600e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-8, var_1_24=51/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not((var_1_25 >= -922337.2036854765600e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-8, var_1_24=51/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L131] var_1_26 = __VERIFIER_nondet_float() [L132] CALL assume_abort_if_not((var_1_26 >= -922337.2036854765600e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-8, var_1_24=51/5, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not((var_1_26 >= -922337.2036854765600e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-8, var_1_24=51/5, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L133] var_1_27 = __VERIFIER_nondet_float() [L134] CALL assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854765600e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-8, var_1_24=51/5, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854765600e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-8, var_1_24=51/5, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L135] var_1_28 = __VERIFIER_nondet_float() [L136] CALL assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854765600e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-8, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854765600e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-8, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_31=0, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L137] var_1_31 = __VERIFIER_nondet_double() [L138] CALL assume_abort_if_not((var_1_31 >= -922337.2036854765600e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854765600e+12F && var_1_31 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-8, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not((var_1_31 >= -922337.2036854765600e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854765600e+12F && var_1_31 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-8, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_33=100, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L139] var_1_33 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-8, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-8, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L141] CALL assume_abort_if_not(var_1_33 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-8, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_33=0, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_33 <= 254) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-8, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_33=0, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-8, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L142] var_1_37 = __VERIFIER_nondet_char() [L143] CALL assume_abort_if_not(var_1_37 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-8, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_33=0, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-1, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_37 >= -127) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-8, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_33=0, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-1, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L144] CALL assume_abort_if_not(var_1_37 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-8, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_33=0, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-1, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_37 <= 126) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-8, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_33=0, var_1_34=4999999999999999/25000000000000000, var_1_35=-32, var_1_36=-1, var_1_37=-1, var_1_3=127, var_1_6=-16, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L158] RET updateVariables() [L159] CALL step() [L55] var_1_30 = ((((var_1_31) < 0 ) ? -(var_1_31) : (var_1_31))) [L56] var_1_32 = var_1_33 [L57] var_1_34 = var_1_31 [L58] var_1_35 = -1 [L59] COND FALSE !(var_1_31 <= var_1_34) [L64] COND FALSE !(\read(last_1_var_1_15)) [L67] COND FALSE !(\read(var_1_10)) [L70] var_1_24 = ((((var_1_27 - var_1_28) < 0 ) ? -(var_1_27 - var_1_28) : (var_1_27 - var_1_28))) [L72] COND TRUE (- var_1_24) == (var_1_24 + var_1_24) [L73] var_1_15 = var_1_12 [L75] COND TRUE var_1_24 == ((((((((3.3) > (var_1_24)) ? (3.3) : (var_1_24)))) > ((var_1_24 / var_1_21))) ? (((((3.3) > (var_1_24)) ? (3.3) : (var_1_24)))) : ((var_1_24 / var_1_21)))) [L76] COND FALSE !(\read(var_1_10)) [L79] var_1_19 = (var_1_3 - 8) [L84] COND FALSE !(var_1_24 != var_1_24) [L87] signed long int stepLocal_1 = var_1_7 - (var_1_8 - var_1_2); [L88] COND TRUE stepLocal_1 >= var_1_29 [L89] var_1_6 = (var_1_3 - (var_1_9 - var_1_2)) [L91] COND FALSE !(\read(var_1_15)) [L94] signed long int stepLocal_0 = var_1_2 - var_1_3; [L95] COND TRUE stepLocal_0 <= ((((var_1_29) > (var_1_6)) ? (var_1_29) : (var_1_6))) [L96] var_1_1 = ((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))) [L159] RET step() [L160] CALL, EXPR property() [L150-L151] return (((((((((var_1_2 - var_1_3) <= ((((var_1_29) > (var_1_6)) ? (var_1_29) : (var_1_6)))) ? (var_1_1 == ((signed long int) ((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))))) : (var_1_1 == ((signed long int) var_1_2))) && (((var_1_7 - (var_1_8 - var_1_2)) >= var_1_29) ? (var_1_6 == ((signed short int) (var_1_3 - (var_1_9 - var_1_2)))) : 1)) && (last_1_var_1_15 ? (var_1_10 == ((unsigned char) (var_1_12 || var_1_13))) : 1)) && (var_1_15 ? (var_1_14 == ((signed short int) (((((((((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))) < 0 ) ? -((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))) : ((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2)))))) < (var_1_9)) ? ((((((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))) < 0 ) ? -((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))) : ((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2)))))) : (var_1_9))))) : 1)) && (((- var_1_24) == (var_1_24 + var_1_24)) ? (var_1_15 == ((unsigned char) var_1_12)) : 1)) && ((var_1_24 == ((((((((3.3) > (var_1_24)) ? (3.3) : (var_1_24)))) > ((var_1_24 / var_1_21))) ? (((((3.3) > (var_1_24)) ? (3.3) : (var_1_24)))) : ((var_1_24 / var_1_21))))) ? (var_1_10 ? (var_1_19 == ((signed short int) (var_1_3 + ((((var_1_2) < (var_1_23)) ? (var_1_2) : (var_1_23)))))) : (var_1_19 == ((signed short int) (var_1_3 - 8)))) : (var_1_19 == ((signed short int) var_1_2)))) && (var_1_10 ? (var_1_24 == ((float) ((((var_1_25) > (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))))) ? (var_1_25) : (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26)))))))) : (var_1_24 == ((float) ((((var_1_27 - var_1_28) < 0 ) ? -(var_1_27 - var_1_28) : (var_1_27 - var_1_28))))))) && ((var_1_24 != var_1_24) ? (var_1_29 == ((unsigned short int) ((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))))) : 1) ; [L160] RET, EXPR property() [L160] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=512, var_1_19=119, var_1_1=127, var_1_23=-8, var_1_24=56843, var_1_25=56843, var_1_26=56843, var_1_29=256, var_1_2=127, var_1_30=56844, var_1_31=56844, var_1_32=0, var_1_33=0, var_1_34=56844, var_1_35=-1, var_1_36=-1, var_1_37=-1, var_1_3=127, var_1_6=-16129, var_1_7=32767, var_1_8=32638, var_1_9=16383] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=512, var_1_13=0, var_1_14=50, var_1_15=512, var_1_19=119, var_1_1=127, var_1_23=-8, var_1_24=56843, var_1_25=56843, var_1_26=56843, var_1_29=256, var_1_2=127, var_1_30=56844, var_1_31=56844, var_1_32=0, var_1_33=0, var_1_34=56844, var_1_35=-1, var_1_36=-1, var_1_37=-1, var_1_3=127, var_1_6=-16129, var_1_7=32767, var_1_8=32638, var_1_9=16383] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 52 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 1, TraceHistogramMax: 27, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=52occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 101 NumberOfCodeBlocks, 101 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 23:38:40,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/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_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/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_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/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_89b0030a-102a-40fb-b311-e9c3463acbdb/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 8456d7b7b6cba2e1f4cc22023658f7dd768509fc86decaacd3d3922e32c6df21 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:38:43,672 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:38:43,774 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-13 23:38:43,781 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:38:43,781 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 23:38:43,842 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:38:43,844 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 23:38:43,844 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 23:38:43,845 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:38:43,845 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 23:38:43,846 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-13 23:38:43,846 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-13 23:38:43,846 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-13 23:38:43,846 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-13 23:38:43,846 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-13 23:38:43,846 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-13 23:38:43,847 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:38:43,847 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:38:43,847 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:38:43,847 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:38:43,847 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:38:43,847 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:38:43,848 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:38:43,848 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:38:43,848 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:38:43,849 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:38:43,850 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:38:43,850 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:38:43,850 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:38:43,850 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:38:43,850 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:38:43,850 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:38:43,851 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 23:38:43,851 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 23:38:43,851 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 23:38:43,852 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 23:38:43,852 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:38:43,852 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:38:43,852 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:38:43,852 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:38:43,852 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:38:43,853 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 23:38:43,853 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-13 23:38:43,853 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_89b0030a-102a-40fb-b311-e9c3463acbdb/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 -> 8456d7b7b6cba2e1f4cc22023658f7dd768509fc86decaacd3d3922e32c6df21 [2024-11-13 23:38:44,239 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:38:44,254 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:38:44,257 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:38:44,258 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:38:44,259 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:38:44,263 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-19.i Unable to find full path for "g++" [2024-11-13 23:38:46,377 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:38:46,725 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:38:46,728 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-19.i [2024-11-13 23:38:46,749 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/data/d5a5a2905/a21c851cbfea463c941f59f3e4bb7216/FLAGefd968b95 [2024-11-13 23:38:46,778 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/data/d5a5a2905/a21c851cbfea463c941f59f3e4bb7216 [2024-11-13 23:38:46,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:38:46,783 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:38:46,786 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:38:46,787 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:38:46,792 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:38:46,793 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:38:46" (1/1) ... [2024-11-13 23:38:46,794 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@354d5d10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:46, skipping insertion in model container [2024-11-13 23:38:46,796 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:38:46" (1/1) ... [2024-11-13 23:38:46,829 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:38:47,021 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_89b0030a-102a-40fb-b311-e9c3463acbdb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-19.i[915,928] [2024-11-13 23:38:47,151 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:38:47,179 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:38:47,191 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_89b0030a-102a-40fb-b311-e9c3463acbdb/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-19.i[915,928] [2024-11-13 23:38:47,233 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:38:47,255 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:38:47,256 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:47 WrapperNode [2024-11-13 23:38:47,256 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:38:47,257 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:38:47,258 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:38:47,258 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:38:47,266 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:47" (1/1) ... [2024-11-13 23:38:47,280 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:47" (1/1) ... [2024-11-13 23:38:47,324 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 169 [2024-11-13 23:38:47,324 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:38:47,325 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:38:47,325 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:38:47,325 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:38:47,334 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:47" (1/1) ... [2024-11-13 23:38:47,334 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:47" (1/1) ... [2024-11-13 23:38:47,339 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:47" (1/1) ... [2024-11-13 23:38:47,339 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:47" (1/1) ... [2024-11-13 23:38:47,352 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:47" (1/1) ... [2024-11-13 23:38:47,356 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:47" (1/1) ... [2024-11-13 23:38:47,359 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:47" (1/1) ... [2024-11-13 23:38:47,361 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:47" (1/1) ... [2024-11-13 23:38:47,366 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:38:47,367 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:38:47,367 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:38:47,367 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:38:47,368 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:47" (1/1) ... [2024-11-13 23:38:47,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 23:38:47,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-13 23:38:47,407 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-13 23:38:47,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-13 23:38:47,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:38:47,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:38:47,444 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:38:47,444 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:38:47,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:38:47,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:38:47,556 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:38:47,558 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:38:54,674 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-13 23:38:54,675 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:38:54,687 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:38:54,688 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:38:54,688 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:38:54 BoogieIcfgContainer [2024-11-13 23:38:54,688 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:38:54,691 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 23:38:54,691 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 23:38:54,697 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 23:38:54,697 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 11:38:46" (1/3) ... [2024-11-13 23:38:54,698 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ba173a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 11:38:54, skipping insertion in model container [2024-11-13 23:38:54,698 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:38:47" (2/3) ... [2024-11-13 23:38:54,698 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ba173a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 11:38:54, skipping insertion in model container [2024-11-13 23:38:54,699 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:38:54" (3/3) ... [2024-11-13 23:38:54,700 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-19.i [2024-11-13 23:38:54,717 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 23:38:54,719 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-19.i that has 2 procedures, 75 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 23:38:54,803 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 23:38:54,819 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;@31e4d80f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 23:38:54,821 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 23:38:54,824 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 45 states have (on average 1.3555555555555556) internal successors, (61), 46 states have internal predecessors, (61), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-13 23:38:54,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-13 23:38:54,841 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:38:54,841 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:38:54,842 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:38:54,848 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:38:54,850 INFO L85 PathProgramCache]: Analyzing trace with hash 1439280250, now seen corresponding path program 1 times [2024-11-13 23:38:54,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-13 23:38:54,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [845417478] [2024-11-13 23:38:54,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:38:54,866 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 [2024-11-13 23:38:54,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-13 23:38:54,871 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/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) [2024-11-13 23:38:54,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/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 [2024-11-13 23:38:56,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:38:56,072 INFO L255 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 23:38:56,082 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:38:56,130 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 584 proven. 0 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2024-11-13 23:38:56,130 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 23:38:56,130 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-13 23:38:56,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [845417478] [2024-11-13 23:38:56,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [845417478] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 23:38:56,131 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 23:38:56,132 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 23:38:56,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833950914] [2024-11-13 23:38:56,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 23:38:56,138 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 23:38:56,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-13 23:38:56,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 23:38:56,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 23:38:56,162 INFO L87 Difference]: Start difference. First operand has 75 states, 45 states have (on average 1.3555555555555556) internal successors, (61), 46 states have internal predecessors, (61), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-13 23:38:56,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 23:38:56,208 INFO L93 Difference]: Finished difference Result 143 states and 251 transitions. [2024-11-13 23:38:56,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 23:38:56,210 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 171 [2024-11-13 23:38:56,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 23:38:56,217 INFO L225 Difference]: With dead ends: 143 [2024-11-13 23:38:56,217 INFO L226 Difference]: Without dead ends: 71 [2024-11-13 23:38:56,221 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 23:38:56,224 INFO L432 NwaCegarLoop]: 108 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, 108 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 [2024-11-13 23:38:56,225 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 23:38:56,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2024-11-13 23:38:56,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2024-11-13 23:38:56,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 42 states have (on average 1.2857142857142858) internal successors, (54), 42 states have internal predecessors, (54), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-13 23:38:56,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 108 transitions. [2024-11-13 23:38:56,281 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 108 transitions. Word has length 171 [2024-11-13 23:38:56,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 23:38:56,281 INFO L471 AbstractCegarLoop]: Abstraction has 71 states and 108 transitions. [2024-11-13 23:38:56,281 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-13 23:38:56,281 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 108 transitions. [2024-11-13 23:38:56,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-13 23:38:56,285 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:38:56,285 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:38:56,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/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 [2024-11-13 23:38:56,486 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/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 [2024-11-13 23:38:56,486 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:38:56,487 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:38:56,487 INFO L85 PathProgramCache]: Analyzing trace with hash -1065626428, now seen corresponding path program 1 times [2024-11-13 23:38:56,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-13 23:38:56,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1490156535] [2024-11-13 23:38:56,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:38:56,489 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 [2024-11-13 23:38:56,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-13 23:38:56,491 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/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) [2024-11-13 23:38:56,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/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 [2024-11-13 23:38:57,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:38:57,671 INFO L255 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 23:38:57,680 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:39:01,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-13 23:39:01,896 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 23:39:01,896 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-13 23:39:01,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1490156535] [2024-11-13 23:39:01,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1490156535] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 23:39:01,897 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 23:39:01,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 23:39:01,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084761585] [2024-11-13 23:39:01,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 23:39:01,899 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 23:39:01,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-13 23:39:01,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 23:39:01,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 23:39:01,901 INFO L87 Difference]: Start difference. First operand 71 states and 108 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-13 23:39:04,649 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:39:06,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:39:08,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:39:11,196 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:39:13,204 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:39:15,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:39:17,246 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:39:17,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 23:39:17,248 INFO L93 Difference]: Finished difference Result 233 states and 353 transitions. [2024-11-13 23:39:17,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 23:39:17,368 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 171 [2024-11-13 23:39:17,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 23:39:17,372 INFO L225 Difference]: With dead ends: 233 [2024-11-13 23:39:17,372 INFO L226 Difference]: Without dead ends: 165 [2024-11-13 23:39:17,373 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-13 23:39:17,374 INFO L432 NwaCegarLoop]: 123 mSDtfsCounter, 91 mSDsluCounter, 212 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 59 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 335 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.2s IncrementalHoareTripleChecker+Time [2024-11-13 23:39:17,374 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 335 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 8 Invalid, 7 Unknown, 0 Unchecked, 15.2s Time] [2024-11-13 23:39:17,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2024-11-13 23:39:17,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 137. [2024-11-13 23:39:17,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 80 states have (on average 1.275) internal successors, (102), 80 states have internal predecessors, (102), 54 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-13 23:39:17,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 210 transitions. [2024-11-13 23:39:17,413 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 210 transitions. Word has length 171 [2024-11-13 23:39:17,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 23:39:17,413 INFO L471 AbstractCegarLoop]: Abstraction has 137 states and 210 transitions. [2024-11-13 23:39:17,414 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-13 23:39:17,414 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 210 transitions. [2024-11-13 23:39:17,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-13 23:39:17,420 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:39:17,420 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:39:17,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-13 23:39:17,620 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/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 [2024-11-13 23:39:17,621 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:39:17,621 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:39:17,621 INFO L85 PathProgramCache]: Analyzing trace with hash -2076743678, now seen corresponding path program 1 times [2024-11-13 23:39:17,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-13 23:39:17,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [42908873] [2024-11-13 23:39:17,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:39:17,622 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 [2024-11-13 23:39:17,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-13 23:39:17,625 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/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) [2024-11-13 23:39:17,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/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 [2024-11-13 23:39:18,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:39:18,602 INFO L255 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:39:18,606 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:39:18,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-13 23:39:18,986 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 23:39:18,986 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-13 23:39:18,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [42908873] [2024-11-13 23:39:18,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [42908873] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 23:39:18,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 23:39:18,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 23:39:18,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232397346] [2024-11-13 23:39:18,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 23:39:18,987 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 23:39:18,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-13 23:39:18,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 23:39:18,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 23:39:18,989 INFO L87 Difference]: Start difference. First operand 137 states and 210 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-13 23:39:21,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:39:24,415 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:39:26,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:39:29,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:39:31,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:39:31,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 23:39:31,788 INFO L93 Difference]: Finished difference Result 396 states and 608 transitions. [2024-11-13 23:39:31,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 23:39:31,791 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 171 [2024-11-13 23:39:31,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 23:39:31,796 INFO L225 Difference]: With dead ends: 396 [2024-11-13 23:39:31,796 INFO L226 Difference]: Without dead ends: 262 [2024-11-13 23:39:31,800 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 23:39:31,801 INFO L432 NwaCegarLoop]: 189 mSDtfsCounter, 96 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 287 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.7s IncrementalHoareTripleChecker+Time [2024-11-13 23:39:31,801 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 287 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 5 Unknown, 0 Unchecked, 12.7s Time] [2024-11-13 23:39:31,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2024-11-13 23:39:31,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 139. [2024-11-13 23:39:31,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 82 states have (on average 1.2682926829268293) internal successors, (104), 82 states have internal predecessors, (104), 54 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-13 23:39:31,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 212 transitions. [2024-11-13 23:39:31,854 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 212 transitions. Word has length 171 [2024-11-13 23:39:31,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 23:39:31,855 INFO L471 AbstractCegarLoop]: Abstraction has 139 states and 212 transitions. [2024-11-13 23:39:31,855 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-13 23:39:31,856 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 212 transitions. [2024-11-13 23:39:31,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-13 23:39:31,858 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:39:31,859 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:39:31,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/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)] Ended with exit code 0 [2024-11-13 23:39:32,059 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/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 [2024-11-13 23:39:32,059 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:39:32,060 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:39:32,060 INFO L85 PathProgramCache]: Analyzing trace with hash 1825196608, now seen corresponding path program 1 times [2024-11-13 23:39:32,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-13 23:39:32,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [998968353] [2024-11-13 23:39:32,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:39:32,061 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 [2024-11-13 23:39:32,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-13 23:39:32,063 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/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) [2024-11-13 23:39:32,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-13 23:39:33,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:39:33,044 INFO L255 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:39:33,048 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:39:36,022 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 708 proven. 45 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2024-11-13 23:39:36,022 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 23:39:38,972 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 33 proven. 45 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2024-11-13 23:39:38,973 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-13 23:39:38,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [998968353] [2024-11-13 23:39:38,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [998968353] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 23:39:38,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1408113760] [2024-11-13 23:39:38,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:39:38,974 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:39:38,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-13 23:39:38,985 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:39:38,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 23:39:41,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:39:41,614 INFO L255 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 23:39:41,619 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:39:43,815 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 708 proven. 45 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2024-11-13 23:39:43,816 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 23:39:46,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 33 proven. 45 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2024-11-13 23:39:46,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1408113760] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 23:39:46,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [312498002] [2024-11-13 23:39:46,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:39:46,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 23:39:46,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-13 23:39:46,228 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 23:39:46,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-13 23:39:47,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:39:47,250 INFO L255 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:39:47,254 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:39:49,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 708 proven. 45 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2024-11-13 23:39:49,568 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 23:39:52,021 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 33 proven. 45 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2024-11-13 23:39:52,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [312498002] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 23:39:52,021 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-13 23:39:52,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 8 [2024-11-13 23:39:52,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984749096] [2024-11-13 23:39:52,022 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-13 23:39:52,023 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-13 23:39:52,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-13 23:39:52,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-13 23:39:52,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-13 23:39:52,025 INFO L87 Difference]: Start difference. First operand 139 states and 212 transitions. Second operand has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (42), 2 states have call predecessors, (42), 4 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2024-11-13 23:39:57,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:39:59,294 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:40:01,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:40:01,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 23:40:01,312 INFO L93 Difference]: Finished difference Result 220 states and 329 transitions. [2024-11-13 23:40:01,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-13 23:40:01,436 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (42), 2 states have call predecessors, (42), 4 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) Word has length 171 [2024-11-13 23:40:01,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 23:40:01,438 INFO L225 Difference]: With dead ends: 220 [2024-11-13 23:40:01,438 INFO L226 Difference]: Without dead ends: 84 [2024-11-13 23:40:01,439 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1028 GetRequests, 1012 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2024-11-13 23:40:01,441 INFO L432 NwaCegarLoop]: 74 mSDtfsCounter, 122 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 152 mSolverCounterSat, 100 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 165 SdHoareTripleChecker+Invalid, 255 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 152 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2024-11-13 23:40:01,442 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 165 Invalid, 255 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 152 Invalid, 3 Unknown, 0 Unchecked, 8.5s Time] [2024-11-13 23:40:01,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2024-11-13 23:40:01,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 77. [2024-11-13 23:40:01,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 47 states have (on average 1.2127659574468086) internal successors, (57), 47 states have internal predecessors, (57), 27 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-13 23:40:01,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 111 transitions. [2024-11-13 23:40:01,460 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 111 transitions. Word has length 171 [2024-11-13 23:40:01,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 23:40:01,461 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 111 transitions. [2024-11-13 23:40:01,461 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (42), 2 states have call predecessors, (42), 4 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2024-11-13 23:40:01,461 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 111 transitions. [2024-11-13 23:40:01,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-13 23:40:01,464 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:40:01,464 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:40:01,485 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 23:40:01,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-13 23:40:01,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-13 23:40:02,065 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/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 [2024-11-13 23:40:02,065 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:40:02,066 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:40:02,066 INFO L85 PathProgramCache]: Analyzing trace with hash -694763326, now seen corresponding path program 1 times [2024-11-13 23:40:02,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-13 23:40:02,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [664042489] [2024-11-13 23:40:02,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:40:02,067 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 [2024-11-13 23:40:02,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-13 23:40:02,071 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/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) [2024-11-13 23:40:02,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89b0030a-102a-40fb-b311-e9c3463acbdb/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 [2024-11-13 23:40:03,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:40:03,093 INFO L255 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-13 23:40:03,101 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:40:54,944 WARN L286 SmtUtils]: Spent 5.67s on a formula simplification that was a NOOP. DAG size: 42 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:41:47,641 WARN L286 SmtUtils]: Spent 8.39s on a formula simplification that was a NOOP. DAG size: 45 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:42:17,820 WARN L286 SmtUtils]: Spent 9.95s on a formula simplification that was a NOOP. DAG size: 53 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:42:38,096 WARN L286 SmtUtils]: Spent 10.00s on a formula simplification that was a NOOP. DAG size: 54 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 23:43:21,918 WARN L286 SmtUtils]: Spent 10.75s on a formula simplification. DAG size of input: 61 DAG size of output: 56 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)