./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-8.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_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/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_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/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_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/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 e8016dadb3d8523106c4a65f7f8bc499ff2c6f9c91b8d80a8a1e2f56cc53b2f7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 02:55:39,700 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 02:55:39,795 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 02:55:39,803 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 02:55:39,804 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 02:55:39,840 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 02:55:39,842 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 02:55:39,842 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 02:55:39,843 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 02:55:39,843 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 02:55:39,844 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 02:55:39,844 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 02:55:39,845 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 02:55:39,845 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 02:55:39,845 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 02:55:39,845 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 02:55:39,845 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 02:55:39,845 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 02:55:39,845 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 02:55:39,846 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 02:55:39,846 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 02:55:39,846 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 02:55:39,847 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 02:55:39,847 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 02:55:39,847 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 02:55:39,848 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 02:55:39,848 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 02:55:39,848 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 02:55:39,848 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 02:55:39,848 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 02:55:39,848 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 02:55:39,848 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 02:55:39,848 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 02:55:39,849 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 02:55:39,849 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 02:55:39,850 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 02:55:39,850 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 02:55:39,850 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 02:55:39,850 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:55:39,850 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 02:55:39,850 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 02:55:39,850 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 02:55:39,851 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 02:55:39,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 02:55:39,851 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 02:55:39,851 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 02:55:39,851 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 02:55:39,852 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_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/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 -> e8016dadb3d8523106c4a65f7f8bc499ff2c6f9c91b8d80a8a1e2f56cc53b2f7 [2024-11-14 02:55:40,189 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 02:55:40,198 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 02:55:40,200 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 02:55:40,203 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 02:55:40,203 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 02:55:40,206 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-8.i Unable to find full path for "g++" [2024-11-14 02:55:42,075 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 02:55:42,439 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 02:55:42,440 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-8.i [2024-11-14 02:55:42,452 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/data/488804d18/923d56c022c442d7ad88f5e345fe5324/FLAG386b5bbf6 [2024-11-14 02:55:42,472 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/data/488804d18/923d56c022c442d7ad88f5e345fe5324 [2024-11-14 02:55:42,475 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 02:55:42,477 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 02:55:42,479 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 02:55:42,479 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 02:55:42,487 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 02:55:42,488 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:55:42" (1/1) ... [2024-11-14 02:55:42,489 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28ce5634 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:55:42, skipping insertion in model container [2024-11-14 02:55:42,490 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:55:42" (1/1) ... [2024-11-14 02:55:42,520 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 02:55:42,692 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_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-8.i[912,925] [2024-11-14 02:55:42,791 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:55:42,807 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 02:55:42,820 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_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-8.i[912,925] [2024-11-14 02:55:42,848 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:55:42,864 INFO L204 MainTranslator]: Completed translation [2024-11-14 02:55:42,864 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:55:42 WrapperNode [2024-11-14 02:55:42,864 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 02:55:42,865 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 02:55:42,865 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 02:55:42,866 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 02:55:42,873 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:55:42" (1/1) ... [2024-11-14 02:55:42,885 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:55:42" (1/1) ... [2024-11-14 02:55:42,942 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 139 [2024-11-14 02:55:42,943 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 02:55:42,943 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 02:55:42,943 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 02:55:42,944 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 02:55:42,951 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:55:42" (1/1) ... [2024-11-14 02:55:42,952 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:55:42" (1/1) ... [2024-11-14 02:55:42,960 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:55:42" (1/1) ... [2024-11-14 02:55:42,960 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:55:42" (1/1) ... [2024-11-14 02:55:42,978 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:55:42" (1/1) ... [2024-11-14 02:55:42,985 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:55:42" (1/1) ... [2024-11-14 02:55:42,988 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:55:42" (1/1) ... [2024-11-14 02:55:42,994 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:55:42" (1/1) ... [2024-11-14 02:55:43,001 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 02:55:43,005 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 02:55:43,005 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 02:55:43,005 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 02:55:43,006 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:55:42" (1/1) ... [2024-11-14 02:55:43,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:55:43,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:55:43,046 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 02:55:43,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 02:55:43,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 02:55:43,076 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 02:55:43,076 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 02:55:43,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 02:55:43,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 02:55:43,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 02:55:43,163 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 02:55:43,164 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 02:55:43,614 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-14 02:55:43,614 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 02:55:43,858 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 02:55:43,858 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 02:55:43,858 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:55:43 BoogieIcfgContainer [2024-11-14 02:55:43,858 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 02:55:43,861 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 02:55:43,861 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 02:55:43,867 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 02:55:43,867 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 02:55:42" (1/3) ... [2024-11-14 02:55:43,868 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d8858a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:55:43, skipping insertion in model container [2024-11-14 02:55:43,868 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:55:42" (2/3) ... [2024-11-14 02:55:43,868 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d8858a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:55:43, skipping insertion in model container [2024-11-14 02:55:43,868 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:55:43" (3/3) ... [2024-11-14 02:55:43,870 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-8.i [2024-11-14 02:55:43,886 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 02:55:43,888 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_normal_file-8.i that has 2 procedures, 44 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 02:55:43,969 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 02:55:43,988 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;@1a5d7d19, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 02:55:43,989 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 02:55:43,993 INFO L276 IsEmpty]: Start isEmpty. Operand has 44 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-14 02:55:44,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-14 02:55:44,006 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:55:44,007 INFO L215 NwaCegarLoop]: trace histogram [23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:55:44,007 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:55:44,012 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:55:44,013 INFO L85 PathProgramCache]: Analyzing trace with hash 221446185, now seen corresponding path program 1 times [2024-11-14 02:55:44,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:55:44,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422401152] [2024-11-14 02:55:44,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:55:44,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:55:44,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 02:55:44,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1898748003] [2024-11-14 02:55:44,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:55:44,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 02:55:44,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:55:44,506 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 02:55:44,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 02:55:44,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 02:55:44,960 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 02:55:45,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 02:55:45,267 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 02:55:45,269 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 02:55:45,270 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 02:55:45,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 02:55:45,473 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 02:55:45,476 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 02:55:45,589 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 02:55:45,594 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 02:55:45 BoogieIcfgContainer [2024-11-14 02:55:45,595 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 02:55:45,595 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 02:55:45,595 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 02:55:45,596 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 02:55:45,597 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:55:43" (3/4) ... [2024-11-14 02:55:45,599 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 02:55:45,600 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 02:55:45,601 INFO L158 Benchmark]: Toolchain (without parser) took 3124.23ms. Allocated memory is still 142.6MB. Free memory was 118.4MB in the beginning and 67.4MB in the end (delta: 51.0MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. [2024-11-14 02:55:45,602 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 142.6MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 02:55:45,602 INFO L158 Benchmark]: CACSL2BoogieTranslator took 385.56ms. Allocated memory is still 142.6MB. Free memory was 118.4MB in the beginning and 104.3MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 02:55:45,602 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.60ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 100.1MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 02:55:45,603 INFO L158 Benchmark]: Boogie Preprocessor took 60.90ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 98.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 02:55:45,603 INFO L158 Benchmark]: RCFGBuilder took 853.43ms. Allocated memory is still 142.6MB. Free memory was 98.3MB in the beginning and 58.2MB in the end (delta: 40.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-14 02:55:45,603 INFO L158 Benchmark]: TraceAbstraction took 1734.23ms. Allocated memory is still 142.6MB. Free memory was 57.8MB in the beginning and 67.4MB in the end (delta: -9.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 02:55:45,604 INFO L158 Benchmark]: Witness Printer took 4.62ms. Allocated memory is still 142.6MB. Free memory is still 67.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 02:55:45,610 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 142.6MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 385.56ms. Allocated memory is still 142.6MB. Free memory was 118.4MB in the beginning and 104.3MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.60ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 100.1MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 60.90ms. Allocated memory is still 142.6MB. Free memory was 100.1MB in the beginning and 98.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 853.43ms. Allocated memory is still 142.6MB. Free memory was 98.3MB in the beginning and 58.2MB in the end (delta: 40.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1734.23ms. Allocated memory is still 142.6MB. Free memory was 57.8MB in the beginning and 67.4MB in the end (delta: -9.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.62ms. Allocated memory is still 142.6MB. Free memory is still 67.4MB. 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 64, overapproximation of someBinaryFLOATComparisonOperation at line 95, overapproximation of someBinaryFLOATComparisonOperation at line 97, overapproximation of someBinaryDOUBLEComparisonOperation at line 99, overapproximation of someBinaryDOUBLEComparisonOperation at line 100, overapproximation of someBinaryDOUBLEComparisonOperation at line 48, overapproximation of someBinaryArithmeticFLOAToperation at line 46. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 999999999.675; [L23] signed long int var_1_4 = -5; [L24] float var_1_5 = 7.875; [L25] float var_1_6 = 99.04; [L26] signed long int var_1_7 = -2; [L27] unsigned long int var_1_9 = 1; [L28] double var_1_10 = 63.25; [L29] unsigned char var_1_11 = 0; [L30] unsigned short int var_1_13 = 0; [L31] unsigned short int var_1_15 = 17766; [L32] unsigned short int var_1_16 = 28149; [L33] unsigned char var_1_19 = 4; [L34] unsigned char var_1_20 = 50; [L35] unsigned char var_1_21 = 64; [L36] unsigned char var_1_22 = 50; [L37] unsigned char var_1_23 = 5; [L38] unsigned char var_1_24 = 128; [L39] signed long int var_1_25 = -16; [L40] unsigned char var_1_26 = 0; [L41] unsigned short int last_1_var_1_13 = 0; [L134] isInitial = 1 [L135] FCALL initially() [L136] COND TRUE 1 [L137] CALL updateLastVariables() [L127] last_1_var_1_13 = var_1_13 [L137] RET updateLastVariables() [L138] CALL updateVariables() [L90] var_1_4 = __VERIFIER_nondet_long() [L91] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L92] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L93] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_5=63/8, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L94] var_1_5 = __VERIFIER_nondet_float() [L95] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_6=2476/25, var_1_7=-2, var_1_9=1] [L96] var_1_6 = __VERIFIER_nondet_float() [L97] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, var_1_10=253/4, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L98] var_1_10 = __VERIFIER_nondet_double() [L99] CALL assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L100] CALL assume_abort_if_not(var_1_10 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_10 != 0.0F) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L101] var_1_11 = __VERIFIER_nondet_uchar() [L102] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_13=0, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L103] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=17766, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L104] var_1_15 = __VERIFIER_nondet_ushort() [L105] CALL assume_abort_if_not(var_1_15 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16383, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_15 >= 16383) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16383, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L106] CALL assume_abort_if_not(var_1_15 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16383, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_15 <= 32767) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16383, var_1_16=28149, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L107] var_1_16 = __VERIFIER_nondet_ushort() [L108] CALL assume_abort_if_not(var_1_16 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16383, var_1_16=-49153, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_16 >= 16383) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16383, var_1_16=-49153, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L109] CALL assume_abort_if_not(var_1_16 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16383, var_1_16=-49153, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_16 <= 32767) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16383, var_1_16=-49153, var_1_19=4, var_1_1=39999999987/40, var_1_20=50, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L110] var_1_20 = __VERIFIER_nondet_uchar() [L111] CALL assume_abort_if_not(var_1_20 >= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16383, var_1_16=-49153, var_1_19=4, var_1_1=39999999987/40, var_1_20=288, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_20 >= 32) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16383, var_1_16=-49153, var_1_19=4, var_1_1=39999999987/40, var_1_20=288, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L112] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16383, var_1_16=-49153, var_1_19=4, var_1_1=39999999987/40, var_1_20=288, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16383, var_1_16=-49153, var_1_19=4, var_1_1=39999999987/40, var_1_20=288, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L113] var_1_21 = __VERIFIER_nondet_uchar() [L114] CALL assume_abort_if_not(var_1_21 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16383, var_1_16=-49153, var_1_19=4, var_1_1=39999999987/40, var_1_20=288, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_21 >= 64) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16383, var_1_16=-49153, var_1_19=4, var_1_1=39999999987/40, var_1_20=288, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L115] CALL assume_abort_if_not(var_1_21 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16383, var_1_16=-49153, var_1_19=4, var_1_1=39999999987/40, var_1_20=288, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_21 <= 127) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16383, var_1_16=-49153, var_1_19=4, var_1_1=39999999987/40, var_1_20=288, var_1_21=64, var_1_22=50, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L116] var_1_22 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16383, var_1_16=-49153, var_1_19=4, var_1_1=39999999987/40, var_1_20=288, var_1_21=64, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16383, var_1_16=-49153, var_1_19=4, var_1_1=39999999987/40, var_1_20=288, var_1_21=64, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L118] CALL assume_abort_if_not(var_1_22 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16383, var_1_16=-49153, var_1_19=4, var_1_1=39999999987/40, var_1_20=288, var_1_21=64, var_1_22=64, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_22 <= 64) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16383, var_1_16=-49153, var_1_19=4, var_1_1=39999999987/40, var_1_20=288, var_1_21=64, var_1_22=64, var_1_23=5, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L119] var_1_23 = __VERIFIER_nondet_uchar() [L120] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16383, var_1_16=-49153, var_1_19=4, var_1_1=39999999987/40, var_1_20=288, var_1_21=64, var_1_22=64, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16383, var_1_16=-49153, var_1_19=4, var_1_1=39999999987/40, var_1_20=288, var_1_21=64, var_1_22=64, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L121] CALL assume_abort_if_not(var_1_23 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16383, var_1_16=-49153, var_1_19=4, var_1_1=39999999987/40, var_1_20=288, var_1_21=64, var_1_22=64, var_1_23=-193, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_23 <= 63) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16383, var_1_16=-49153, var_1_19=4, var_1_1=39999999987/40, var_1_20=288, var_1_21=64, var_1_22=64, var_1_23=-193, var_1_24=128, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L122] var_1_24 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_24 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16383, var_1_16=-49153, var_1_19=4, var_1_1=39999999987/40, var_1_20=288, var_1_21=64, var_1_22=64, var_1_23=-193, var_1_24=383, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_24 >= 127) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16383, var_1_16=-49153, var_1_19=4, var_1_1=39999999987/40, var_1_20=288, var_1_21=64, var_1_22=64, var_1_23=-193, var_1_24=383, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L124] CALL assume_abort_if_not(var_1_24 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16383, var_1_16=-49153, var_1_19=4, var_1_1=39999999987/40, var_1_20=288, var_1_21=64, var_1_22=64, var_1_23=-193, var_1_24=383, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_24 <= 254) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=0, var_1_15=16383, var_1_16=-49153, var_1_19=4, var_1_1=39999999987/40, var_1_20=288, var_1_21=64, var_1_22=64, var_1_23=-193, var_1_24=383, var_1_25=-16, var_1_26=0, var_1_4=1, var_1_7=-2, var_1_9=1] [L138] RET updateVariables() [L139] CALL step() [L45] COND TRUE last_1_var_1_13 == (last_1_var_1_13 % var_1_4) [L46] var_1_1 = (var_1_5 - var_1_6) [L48] COND TRUE var_1_10 == var_1_1 [L49] COND TRUE \read(var_1_11) [L50] var_1_19 = (((32 + var_1_20) + var_1_21) - (var_1_22 + var_1_23)) [L57] COND TRUE var_1_19 < (var_1_21 / var_1_20) [L58] COND FALSE !(var_1_19 > var_1_19) [L61] var_1_26 = var_1_22 [L64] COND TRUE var_1_1 >= var_1_6 [L65] var_1_7 = var_1_19 [L67] COND TRUE ((var_1_6 * var_1_5) / var_1_10) > var_1_1 [L68] COND TRUE \read(var_1_11) [L69] var_1_9 = var_1_26 [L74] COND TRUE var_1_7 < var_1_9 [L75] var_1_13 = (var_1_26 + (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16))) - (var_1_19 + var_1_19))) [L77] COND FALSE !((25.3 * var_1_5) != var_1_1) [L86] var_1_25 = var_1_20 [L139] RET step() [L140] CALL, EXPR property() [L130-L131] return (((((((last_1_var_1_13 == (last_1_var_1_13 % var_1_4)) ? (var_1_1 == ((float) (var_1_5 - var_1_6))) : 1) && ((var_1_1 >= var_1_6) ? (var_1_7 == ((signed long int) var_1_19)) : 1)) && ((((var_1_6 * var_1_5) / var_1_10) > var_1_1) ? (var_1_11 ? (var_1_9 == ((unsigned long int) var_1_26)) : (var_1_9 == ((unsigned long int) var_1_26))) : 1)) && ((var_1_7 < var_1_9) ? (var_1_13 == ((unsigned short int) (var_1_26 + (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16))) - (var_1_19 + var_1_19))))) : 1)) && ((var_1_10 == var_1_1) ? (var_1_11 ? (var_1_19 == ((unsigned char) (((32 + var_1_20) + var_1_21) - (var_1_22 + var_1_23)))) : (var_1_19 == ((unsigned char) (var_1_24 - var_1_23)))) : (var_1_19 == ((unsigned char) var_1_24)))) && (((25.3 * var_1_5) != var_1_1) ? (var_1_11 ? ((var_1_15 <= var_1_13) ? (var_1_25 == ((signed long int) var_1_26)) : 1) : (var_1_25 == ((signed long int) var_1_22))) : (var_1_25 == ((signed long int) var_1_20)))) && ((var_1_19 < (var_1_21 / var_1_20)) ? ((var_1_19 > var_1_19) ? (var_1_26 == ((unsigned char) ((((((((var_1_22) < (var_1_24)) ? (var_1_22) : (var_1_24)))) > (var_1_23)) ? (((((var_1_22) < (var_1_24)) ? (var_1_22) : (var_1_24)))) : (var_1_23))))) : (var_1_26 == ((unsigned char) var_1_22))) : 1) ; [L140] RET, EXPR property() [L140] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=16445, var_1_15=16383, var_1_16=-49153, var_1_19=1, var_1_1=0, var_1_20=288, var_1_21=64, var_1_22=64, var_1_23=-193, var_1_24=383, var_1_25=32, var_1_26=64, var_1_4=1, var_1_7=1, var_1_9=64] [L19] reach_error() VAL [isInitial=1, last_1_var_1_13=0, var_1_11=1, var_1_13=16445, var_1_15=16383, var_1_16=-49153, var_1_19=1, var_1_1=0, var_1_20=288, var_1_21=64, var_1_22=64, var_1_23=-193, var_1_24=383, var_1_25=32, var_1_26=64, var_1_4=1, var_1_7=1, var_1_9=64] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 44 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 23, 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=44occurred 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, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 170 NumberOfCodeBlocks, 170 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 02:55:45,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/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_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/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_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/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_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/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 e8016dadb3d8523106c4a65f7f8bc499ff2c6f9c91b8d80a8a1e2f56cc53b2f7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 02:55:48,348 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 02:55:48,466 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 02:55:48,472 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 02:55:48,472 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 02:55:48,498 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 02:55:48,499 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 02:55:48,499 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 02:55:48,500 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 02:55:48,500 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 02:55:48,500 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 02:55:48,500 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 02:55:48,500 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 02:55:48,500 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 02:55:48,501 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 02:55:48,501 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 02:55:48,501 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 02:55:48,501 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 02:55:48,501 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 02:55:48,501 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 02:55:48,502 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 02:55:48,502 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 02:55:48,502 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 02:55:48,502 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 02:55:48,502 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 02:55:48,502 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 02:55:48,502 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 02:55:48,502 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 02:55:48,502 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 02:55:48,502 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 02:55:48,503 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 02:55:48,503 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 02:55:48,503 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 02:55:48,503 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 02:55:48,503 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 02:55:48,503 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:55:48,503 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 02:55:48,503 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 02:55:48,503 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 02:55:48,503 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 02:55:48,504 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 02:55:48,504 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 02:55:48,504 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 02:55:48,504 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_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/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 -> e8016dadb3d8523106c4a65f7f8bc499ff2c6f9c91b8d80a8a1e2f56cc53b2f7 [2024-11-14 02:55:48,813 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 02:55:48,822 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 02:55:48,827 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 02:55:48,829 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 02:55:48,829 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 02:55:48,831 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-8.i Unable to find full path for "g++" [2024-11-14 02:55:50,804 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 02:55:51,076 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 02:55:51,077 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-8.i [2024-11-14 02:55:51,093 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/data/f1968105a/7882b67388014168a9f4d0e163bcfc19/FLAG9e876617a [2024-11-14 02:55:51,113 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/data/f1968105a/7882b67388014168a9f4d0e163bcfc19 [2024-11-14 02:55:51,119 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 02:55:51,120 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 02:55:51,122 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 02:55:51,122 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 02:55:51,128 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 02:55:51,129 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:55:51" (1/1) ... [2024-11-14 02:55:51,130 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65b1f871 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:55:51, skipping insertion in model container [2024-11-14 02:55:51,132 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:55:51" (1/1) ... [2024-11-14 02:55:51,155 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 02:55:51,323 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_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-8.i[912,925] [2024-11-14 02:55:51,408 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:55:51,424 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 02:55:51,434 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_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-8.i[912,925] [2024-11-14 02:55:51,462 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:55:51,480 INFO L204 MainTranslator]: Completed translation [2024-11-14 02:55:51,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:55:51 WrapperNode [2024-11-14 02:55:51,481 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 02:55:51,482 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 02:55:51,483 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 02:55:51,483 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 02:55:51,490 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:55:51" (1/1) ... [2024-11-14 02:55:51,500 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:55:51" (1/1) ... [2024-11-14 02:55:51,525 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 138 [2024-11-14 02:55:51,526 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 02:55:51,526 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 02:55:51,526 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 02:55:51,527 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 02:55:51,535 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:55:51" (1/1) ... [2024-11-14 02:55:51,536 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:55:51" (1/1) ... [2024-11-14 02:55:51,539 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:55:51" (1/1) ... [2024-11-14 02:55:51,539 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:55:51" (1/1) ... [2024-11-14 02:55:51,552 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:55:51" (1/1) ... [2024-11-14 02:55:51,556 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:55:51" (1/1) ... [2024-11-14 02:55:51,558 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:55:51" (1/1) ... [2024-11-14 02:55:51,560 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:55:51" (1/1) ... [2024-11-14 02:55:51,563 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 02:55:51,564 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 02:55:51,564 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 02:55:51,564 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 02:55:51,565 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:55:51" (1/1) ... [2024-11-14 02:55:51,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:55:51,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:55:51,602 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 02:55:51,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 02:55:51,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 02:55:51,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 02:55:51,634 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 02:55:51,634 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 02:55:51,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 02:55:51,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 02:55:51,749 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 02:55:51,752 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 02:56:02,943 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-14 02:56:02,943 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 02:56:02,955 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 02:56:02,955 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 02:56:02,956 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:56:02 BoogieIcfgContainer [2024-11-14 02:56:02,956 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 02:56:02,959 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 02:56:02,959 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 02:56:02,964 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 02:56:02,965 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 02:55:51" (1/3) ... [2024-11-14 02:56:02,965 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cef052f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:56:02, skipping insertion in model container [2024-11-14 02:56:02,966 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:55:51" (2/3) ... [2024-11-14 02:56:02,966 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cef052f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:56:02, skipping insertion in model container [2024-11-14 02:56:02,966 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:56:02" (3/3) ... [2024-11-14 02:56:02,967 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-8.i [2024-11-14 02:56:02,984 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 02:56:02,986 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_normal_file-8.i that has 2 procedures, 66 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 02:56:03,086 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 02:56:03,102 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;@73821d19, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 02:56:03,103 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 02:56:03,107 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 40 states have (on average 1.425) internal successors, (57), 41 states have internal predecessors, (57), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-14 02:56:03,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-14 02:56:03,126 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:56:03,126 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:56:03,127 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:56:03,134 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:56:03,134 INFO L85 PathProgramCache]: Analyzing trace with hash 2143357613, now seen corresponding path program 1 times [2024-11-14 02:56:03,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 02:56:03,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [8037221] [2024-11-14 02:56:03,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:56:03,151 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 02:56:03,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 02:56:03,153 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 02:56:03,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-14 02:56:04,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:56:04,591 INFO L255 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 02:56:04,600 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:56:04,664 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 428 proven. 0 refuted. 0 times theorem prover too weak. 584 trivial. 0 not checked. [2024-11-14 02:56:04,664 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 02:56:04,665 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 02:56:04,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [8037221] [2024-11-14 02:56:04,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [8037221] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:56:04,666 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 02:56:04,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 02:56:04,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929461265] [2024-11-14 02:56:04,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:56:04,672 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 02:56:04,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 02:56:04,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 02:56:04,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 02:56:04,694 INFO L87 Difference]: Start difference. First operand has 66 states, 40 states have (on average 1.425) internal successors, (57), 41 states have internal predecessors, (57), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-14 02:56:04,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:56:04,722 INFO L93 Difference]: Finished difference Result 125 states and 223 transitions. [2024-11-14 02:56:04,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 02:56:04,724 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 143 [2024-11-14 02:56:04,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:56:04,731 INFO L225 Difference]: With dead ends: 125 [2024-11-14 02:56:04,731 INFO L226 Difference]: Without dead ends: 62 [2024-11-14 02:56:04,735 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 02:56:04,740 INFO L432 NwaCegarLoop]: 95 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, 95 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 02:56:04,742 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 02:56:04,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2024-11-14 02:56:04,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2024-11-14 02:56:04,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 37 states have (on average 1.3243243243243243) internal successors, (49), 37 states have internal predecessors, (49), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-14 02:56:04,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 95 transitions. [2024-11-14 02:56:04,787 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 95 transitions. Word has length 143 [2024-11-14 02:56:04,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:56:04,788 INFO L471 AbstractCegarLoop]: Abstraction has 62 states and 95 transitions. [2024-11-14 02:56:04,788 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-14 02:56:04,789 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 95 transitions. [2024-11-14 02:56:04,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-14 02:56:04,791 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:56:04,791 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:56:04,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-14 02:56:04,997 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 02:56:04,997 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:56:04,998 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:56:04,998 INFO L85 PathProgramCache]: Analyzing trace with hash -1143665049, now seen corresponding path program 1 times [2024-11-14 02:56:04,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 02:56:04,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2011440105] [2024-11-14 02:56:04,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:56:04,999 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 02:56:04,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 02:56:05,005 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 02:56:05,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-14 02:56:06,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:56:06,288 INFO L255 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 02:56:06,294 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:56:12,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 148 proven. 3 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-11-14 02:56:12,036 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 02:56:13,363 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 02:56:13,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2011440105] [2024-11-14 02:56:13,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2011440105] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 02:56:13,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [532157783] [2024-11-14 02:56:13,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:56:13,365 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 02:56:13,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 02:56:13,368 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 02:56:13,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-14 02:56:15,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:56:15,072 INFO L255 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 02:56:15,077 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:56:19,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 148 proven. 3 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-11-14 02:56:19,846 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 02:56:20,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [532157783] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 02:56:20,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1119519089] [2024-11-14 02:56:20,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:56:20,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 02:56:20,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:56:20,367 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 02:56:20,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-14 02:56:21,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:56:21,456 INFO L255 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 02:56:21,460 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:56:25,628 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 148 proven. 3 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-11-14 02:56:25,629 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 02:56:26,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1119519089] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 02:56:26,207 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 02:56:26,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 7 [2024-11-14 02:56:26,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338082831] [2024-11-14 02:56:26,208 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 02:56:26,210 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-14 02:56:26,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 02:56:26,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-14 02:56:26,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2024-11-14 02:56:26,211 INFO L87 Difference]: Start difference. First operand 62 states and 95 transitions. Second operand has 8 states, 8 states have (on average 4.625) internal successors, (37), 7 states have internal predecessors, (37), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-14 02:56:33,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.40s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 02:56:35,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 02:56:37,615 WARN L539 Checker$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 [0] [2024-11-14 02:56:39,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 02:56:41,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 02:56:43,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 02:56:45,637 WARN L539 Checker$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 [0] [2024-11-14 02:56:47,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 02:56:49,685 WARN L539 Checker$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 [] [2024-11-14 02:56:51,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 02:56:53,721 WARN L539 Checker$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 [] [2024-11-14 02:56:55,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 02:56:57,739 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 02:56:59,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 02:57:01,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 02:57:03,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 02:57:05,766 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 02:57:07,787 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 02:57:16,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.38s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 02:57:18,736 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-14 02:57:20,739 WARN L539 Checker$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 [0] [2024-11-14 02:57:22,744 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 [0] [2024-11-14 02:57:25,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:57:25,478 INFO L93 Difference]: Finished difference Result 381 states and 575 transitions. [2024-11-14 02:57:25,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 02:57:25,482 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.625) internal successors, (37), 7 states have internal predecessors, (37), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 143 [2024-11-14 02:57:25,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:57:25,488 INFO L225 Difference]: With dead ends: 381 [2024-11-14 02:57:25,488 INFO L226 Difference]: Without dead ends: 322 [2024-11-14 02:57:25,489 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 502 GetRequests, 470 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 240 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=307, Invalid=815, Unknown=0, NotChecked=0, Total=1122 [2024-11-14 02:57:25,490 INFO L432 NwaCegarLoop]: 105 mSDtfsCounter, 277 mSDsluCounter, 411 mSDsCounter, 0 mSdLazyCounter, 526 mSolverCounterSat, 186 mSolverCounterUnsat, 22 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 53.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 300 SdHoareTripleChecker+Valid, 516 SdHoareTripleChecker+Invalid, 734 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 526 IncrementalHoareTripleChecker+Invalid, 22 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 54.2s IncrementalHoareTripleChecker+Time [2024-11-14 02:57:25,491 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [300 Valid, 516 Invalid, 734 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 526 Invalid, 22 Unknown, 0 Unchecked, 54.2s Time] [2024-11-14 02:57:25,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 322 states. [2024-11-14 02:57:25,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 322 to 188. [2024-11-14 02:57:25,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 188 states, 113 states have (on average 1.3274336283185841) internal successors, (150), 113 states have internal predecessors, (150), 69 states have call successors, (69), 5 states have call predecessors, (69), 5 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2024-11-14 02:57:25,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 288 transitions. [2024-11-14 02:57:25,558 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 288 transitions. Word has length 143 [2024-11-14 02:57:25,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:57:25,559 INFO L471 AbstractCegarLoop]: Abstraction has 188 states and 288 transitions. [2024-11-14 02:57:25,559 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.625) internal successors, (37), 7 states have internal predecessors, (37), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-14 02:57:25,559 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 288 transitions. [2024-11-14 02:57:25,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-14 02:57:25,561 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:57:25,562 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:57:25,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-14 02:57:25,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-14 02:57:25,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-14 02:57:26,170 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 02:57:26,170 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:57:26,171 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:57:26,171 INFO L85 PathProgramCache]: Analyzing trace with hash -1086406747, now seen corresponding path program 1 times [2024-11-14 02:57:26,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 02:57:26,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [930993254] [2024-11-14 02:57:26,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:57:26,172 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 02:57:26,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 02:57:26,174 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 02:57:26,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8ddfe41-01f5-436f-b1f7-82abe5d4ed11/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-14 02:57:27,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:57:27,383 INFO L255 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-14 02:57:27,387 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:58:15,634 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_1~0)) (.cse1 ((_ zero_extend 24) c_~var_1_19~0))) (and (not (fp.gt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.mul c_currentRoundingMode c_~var_1_6~0 c_~var_1_5~0)) c_~var_1_10~0) .cse0)) (fp.geq c_~var_1_1~0 c_~var_1_6~0) (not (fp.eq c_~var_1_10~0 .cse0)) (= c_~var_1_19~0 c_~var_1_24~0) (= c_~var_1_1~0 (fp.sub c_currentRoundingMode c_~var_1_5~0 c_~var_1_6~0)) (not (bvslt .cse1 (bvsdiv ((_ zero_extend 24) c_~var_1_21~0) ((_ zero_extend 24) c_~var_1_20~0)))) (= c_~var_1_7~0 .cse1))) is different from false [2024-11-14 02:58:17,757 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_1~0)) (.cse1 ((_ zero_extend 24) c_~var_1_19~0))) (and (not (fp.gt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.mul c_currentRoundingMode c_~var_1_6~0 c_~var_1_5~0)) c_~var_1_10~0) .cse0)) (fp.geq c_~var_1_1~0 c_~var_1_6~0) (not (fp.eq c_~var_1_10~0 .cse0)) (= c_~var_1_19~0 c_~var_1_24~0) (= c_~var_1_1~0 (fp.sub c_currentRoundingMode c_~var_1_5~0 c_~var_1_6~0)) (not (bvslt .cse1 (bvsdiv ((_ zero_extend 24) c_~var_1_21~0) ((_ zero_extend 24) c_~var_1_20~0)))) (= c_~var_1_7~0 .cse1))) is different from true [2024-11-14 02:58:55,845 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_1~0)) (.cse1 ((_ zero_extend 24) c_~var_1_19~0))) (and (not (bvult c_~var_1_7~0 c_~var_1_9~0)) (not (fp.gt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.mul c_currentRoundingMode c_~var_1_6~0 c_~var_1_5~0)) c_~var_1_10~0) .cse0)) (fp.geq c_~var_1_1~0 c_~var_1_6~0) (not (fp.eq c_~var_1_10~0 .cse0)) (= c_~var_1_19~0 c_~var_1_24~0) (= c_~var_1_1~0 (fp.sub c_currentRoundingMode c_~var_1_5~0 c_~var_1_6~0)) (not (bvslt .cse1 (bvsdiv ((_ zero_extend 24) c_~var_1_21~0) ((_ zero_extend 24) c_~var_1_20~0)))) (= c_~var_1_7~0 .cse1))) is different from false [2024-11-14 02:58:57,996 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_1~0)) (.cse1 ((_ zero_extend 24) c_~var_1_19~0))) (and (not (bvult c_~var_1_7~0 c_~var_1_9~0)) (not (fp.gt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.mul c_currentRoundingMode c_~var_1_6~0 c_~var_1_5~0)) c_~var_1_10~0) .cse0)) (fp.geq c_~var_1_1~0 c_~var_1_6~0) (not (fp.eq c_~var_1_10~0 .cse0)) (= c_~var_1_19~0 c_~var_1_24~0) (= c_~var_1_1~0 (fp.sub c_currentRoundingMode c_~var_1_5~0 c_~var_1_6~0)) (not (bvslt .cse1 (bvsdiv ((_ zero_extend 24) c_~var_1_21~0) ((_ zero_extend 24) c_~var_1_20~0)))) (= c_~var_1_7~0 .cse1))) is different from true [2024-11-14 02:59:46,544 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_1~0)) (.cse0 ((_ zero_extend 24) c_~var_1_20~0)) (.cse2 ((_ zero_extend 24) c_~var_1_19~0))) (and (not (bvult c_~var_1_7~0 c_~var_1_9~0)) (= c_~var_1_25~0 .cse0) (fp.eq (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 253.0 10.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0)) .cse1) (not (fp.gt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.mul c_currentRoundingMode c_~var_1_6~0 c_~var_1_5~0)) c_~var_1_10~0) .cse1)) (fp.geq c_~var_1_1~0 c_~var_1_6~0) (not (fp.eq c_~var_1_10~0 .cse1)) (= c_~var_1_19~0 c_~var_1_24~0) (= c_~var_1_1~0 (fp.sub c_currentRoundingMode c_~var_1_5~0 c_~var_1_6~0)) (not (bvslt .cse2 (bvsdiv ((_ zero_extend 24) c_~var_1_21~0) .cse0))) (= c_~var_1_7~0 .cse2))) is different from false [2024-11-14 02:59:48,707 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_1~0)) (.cse0 ((_ zero_extend 24) c_~var_1_20~0)) (.cse2 ((_ zero_extend 24) c_~var_1_19~0))) (and (not (bvult c_~var_1_7~0 c_~var_1_9~0)) (= c_~var_1_25~0 .cse0) (fp.eq (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 253.0 10.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0)) .cse1) (not (fp.gt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.mul c_currentRoundingMode c_~var_1_6~0 c_~var_1_5~0)) c_~var_1_10~0) .cse1)) (fp.geq c_~var_1_1~0 c_~var_1_6~0) (not (fp.eq c_~var_1_10~0 .cse1)) (= c_~var_1_19~0 c_~var_1_24~0) (= c_~var_1_1~0 (fp.sub c_currentRoundingMode c_~var_1_5~0 c_~var_1_6~0)) (not (bvslt .cse2 (bvsdiv ((_ zero_extend 24) c_~var_1_21~0) .cse0))) (= c_~var_1_7~0 .cse2))) is different from true