./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-59.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-59.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2 --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 bd989104ff103e9b5ed152f8842800410e6bde451d7ac2b024a1b80da691bd1b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 11:25:45,519 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 11:25:45,614 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 11:25:45,620 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 11:25:45,620 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 11:25:45,657 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 11:25:45,657 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 11:25:45,658 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 11:25:45,659 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 11:25:45,659 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 11:25:45,660 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 11:25:45,660 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 11:25:45,661 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 11:25:45,661 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 11:25:45,661 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 11:25:45,662 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 11:25:45,662 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 11:25:45,663 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 11:25:45,663 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 11:25:45,664 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 11:25:45,664 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 11:25:45,667 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 11:25:45,675 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 11:25:45,676 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 11:25:45,676 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 11:25:45,676 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 11:25:45,677 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 11:25:45,677 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 11:25:45,677 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 11:25:45,678 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 11:25:45,678 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 11:25:45,678 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 11:25:45,678 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 11:25:45,679 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 11:25:45,679 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 11:25:45,679 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 11:25:45,681 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 11:25:45,681 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 11:25:45,681 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 11:25:45,682 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 11:25:45,682 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 11:25:45,682 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 11:25:45,683 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 11:25:45,683 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 11:25:45,683 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 11:25:45,684 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 11:25:45,684 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 11:25:45,684 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd989104ff103e9b5ed152f8842800410e6bde451d7ac2b024a1b80da691bd1b [2024-11-02 11:25:46,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 11:25:46,132 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 11:25:46,136 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 11:25:46,138 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 11:25:46,140 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 11:25:46,141 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-59.i Unable to find full path for "g++" [2024-11-02 11:25:48,183 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 11:25:48,410 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 11:25:48,411 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-59.i [2024-11-02 11:25:48,425 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/data/eb0b2376c/37198ad30908410b810f51c8a42df713/FLAGf6c1c80c7 [2024-11-02 11:25:48,467 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/data/eb0b2376c/37198ad30908410b810f51c8a42df713 [2024-11-02 11:25:48,470 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 11:25:48,472 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 11:25:48,474 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 11:25:48,474 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 11:25:48,480 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 11:25:48,481 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:25:48" (1/1) ... [2024-11-02 11:25:48,483 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@253124a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:48, skipping insertion in model container [2024-11-02 11:25:48,483 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:25:48" (1/1) ... [2024-11-02 11:25:48,537 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 11:25:48,848 WARN L251 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_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-59.i[919,932] [2024-11-02 11:25:48,975 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 11:25:48,988 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 11:25:49,002 WARN L251 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_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-59.i[919,932] [2024-11-02 11:25:49,050 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 11:25:49,074 INFO L204 MainTranslator]: Completed translation [2024-11-02 11:25:49,074 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:49 WrapperNode [2024-11-02 11:25:49,074 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 11:25:49,075 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 11:25:49,076 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 11:25:49,076 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 11:25:49,083 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:49" (1/1) ... [2024-11-02 11:25:49,095 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:49" (1/1) ... [2024-11-02 11:25:49,155 INFO L138 Inliner]: procedures = 26, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 214 [2024-11-02 11:25:49,156 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 11:25:49,157 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 11:25:49,157 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 11:25:49,157 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 11:25:49,169 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:49" (1/1) ... [2024-11-02 11:25:49,169 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:49" (1/1) ... [2024-11-02 11:25:49,174 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:49" (1/1) ... [2024-11-02 11:25:49,174 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:49" (1/1) ... [2024-11-02 11:25:49,194 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:49" (1/1) ... [2024-11-02 11:25:49,203 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:49" (1/1) ... [2024-11-02 11:25:49,209 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:49" (1/1) ... [2024-11-02 11:25:49,215 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:49" (1/1) ... [2024-11-02 11:25:49,220 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 11:25:49,221 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 11:25:49,221 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 11:25:49,222 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 11:25:49,223 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:49" (1/1) ... [2024-11-02 11:25:49,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 11:25:49,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 11:25:49,266 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 11:25:49,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 11:25:49,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 11:25:49,302 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 11:25:49,302 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 11:25:49,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 11:25:49,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 11:25:49,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 11:25:49,460 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 11:25:49,463 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 11:25:50,162 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-02 11:25:50,162 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 11:25:50,567 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 11:25:50,568 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 11:25:50,568 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:25:50 BoogieIcfgContainer [2024-11-02 11:25:50,569 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 11:25:50,572 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 11:25:50,573 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 11:25:50,577 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 11:25:50,577 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 11:25:48" (1/3) ... [2024-11-02 11:25:50,578 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@149e2b52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 11:25:50, skipping insertion in model container [2024-11-02 11:25:50,579 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:49" (2/3) ... [2024-11-02 11:25:50,579 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@149e2b52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 11:25:50, skipping insertion in model container [2024-11-02 11:25:50,581 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:25:50" (3/3) ... [2024-11-02 11:25:50,582 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-59.i [2024-11-02 11:25:50,606 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 11:25:50,606 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 11:25:50,691 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 11:25:50,701 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;@38fbc53d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 11:25:50,702 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 11:25:50,707 INFO L276 IsEmpty]: Start isEmpty. Operand has 50 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-02 11:25:50,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-02 11:25:50,720 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 11:25:50,721 INFO L215 NwaCegarLoop]: trace histogram [27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 11:25:50,722 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 11:25:50,728 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 11:25:50,728 INFO L85 PathProgramCache]: Analyzing trace with hash -1157361945, now seen corresponding path program 1 times [2024-11-02 11:25:50,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 11:25:50,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274280754] [2024-11-02 11:25:50,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 11:25:50,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 11:25:51,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-02 11:25:51,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [21603840] [2024-11-02 11:25:51,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 11:25:51,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 11:25:51,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 11:25:51,496 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 11:25:51,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-02 11:25:52,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 11:25:52,275 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 11:25:52,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 11:25:52,846 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 11:25:52,849 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 11:25:52,850 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 11:25:52,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-02 11:25:53,053 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-02 11:25:53,066 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 11:25:53,254 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 11:25:53,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 11:25:53 BoogieIcfgContainer [2024-11-02 11:25:53,260 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 11:25:53,260 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 11:25:53,261 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 11:25:53,261 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 11:25:53,262 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:25:50" (3/4) ... [2024-11-02 11:25:53,265 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 11:25:53,266 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 11:25:53,268 INFO L158 Benchmark]: Toolchain (without parser) took 4795.50ms. Allocated memory was 155.2MB in the beginning and 190.8MB in the end (delta: 35.7MB). Free memory was 126.4MB in the beginning and 135.4MB in the end (delta: -9.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-02 11:25:53,269 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 123.7MB. Free memory is still 96.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 11:25:53,270 INFO L158 Benchmark]: CACSL2BoogieTranslator took 601.35ms. Allocated memory is still 155.2MB. Free memory was 126.2MB in the beginning and 109.9MB in the end (delta: 16.2MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2024-11-02 11:25:53,271 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.85ms. Allocated memory is still 155.2MB. Free memory was 109.9MB in the beginning and 105.0MB in the end (delta: 4.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-02 11:25:53,272 INFO L158 Benchmark]: Boogie Preprocessor took 63.58ms. Allocated memory is still 155.2MB. Free memory was 105.0MB in the beginning and 102.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 11:25:53,273 INFO L158 Benchmark]: RCFGBuilder took 1347.66ms. Allocated memory was 155.2MB in the beginning and 190.8MB in the end (delta: 35.7MB). Free memory was 102.2MB in the beginning and 154.2MB in the end (delta: -52.0MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. [2024-11-02 11:25:53,275 INFO L158 Benchmark]: TraceAbstraction took 2687.85ms. Allocated memory is still 190.8MB. Free memory was 153.2MB in the beginning and 135.4MB in the end (delta: 17.8MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2024-11-02 11:25:53,275 INFO L158 Benchmark]: Witness Printer took 5.87ms. Allocated memory is still 190.8MB. Free memory is still 135.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 11:25:53,280 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 123.7MB. Free memory is still 96.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 601.35ms. Allocated memory is still 155.2MB. Free memory was 126.2MB in the beginning and 109.9MB in the end (delta: 16.2MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.85ms. Allocated memory is still 155.2MB. Free memory was 109.9MB in the beginning and 105.0MB in the end (delta: 4.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.58ms. Allocated memory is still 155.2MB. Free memory was 105.0MB in the beginning and 102.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1347.66ms. Allocated memory was 155.2MB in the beginning and 190.8MB in the end (delta: 35.7MB). Free memory was 102.2MB in the beginning and 154.2MB in the end (delta: -52.0MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. * TraceAbstraction took 2687.85ms. Allocated memory is still 190.8MB. Free memory was 153.2MB in the beginning and 135.4MB in the end (delta: 17.8MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. * Witness Printer took 5.87ms. Allocated memory is still 190.8MB. Free memory is still 135.4MB. 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 someBinaryDOUBLEComparisonOperation at line 60, overapproximation of bitwiseOr at line 72, overapproximation of someBinaryArithmeticDOUBLEoperation at line 62. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 1; [L23] unsigned char var_1_4 = 25; [L24] unsigned short int var_1_5 = 0; [L25] unsigned short int var_1_6 = 62100; [L26] unsigned short int var_1_7 = 27651; [L27] double var_1_8 = 128.9; [L28] double var_1_10 = 16.5; [L29] double var_1_11 = 25.5; [L30] double var_1_12 = 199.75; [L31] unsigned char var_1_13 = 2; [L32] unsigned char var_1_14 = 1; [L33] unsigned char var_1_15 = 1; [L34] unsigned char var_1_16 = 1; [L35] unsigned short int var_1_17 = 32; [L36] unsigned char var_1_18 = 1; [L37] unsigned long int var_1_19 = 1; [L38] unsigned short int var_1_20 = 25; [L39] signed long int var_1_24 = -25; [L40] signed short int var_1_25 = -100; [L41] unsigned long int var_1_26 = 4; [L42] unsigned char var_1_28 = 1; [L43] unsigned char var_1_29 = 1; [L44] unsigned long int var_1_30 = 0; [L45] unsigned char var_1_31 = 64; [L46] unsigned char var_1_33 = 128; [L47] unsigned char var_1_34 = 100; [L48] unsigned char var_1_35 = 4; [L49] unsigned char var_1_36 = 1; [L50] unsigned short int last_1_var_1_5 = 0; [L51] unsigned char last_1_var_1_15 = 1; [L52] unsigned char last_1_var_1_18 = 1; [L53] unsigned long int last_1_var_1_19 = 1; [L202] isInitial = 1 [L203] FCALL initially() [L204] COND TRUE 1 [L205] CALL updateLastVariables() [L192] last_1_var_1_5 = var_1_5 [L193] last_1_var_1_15 = var_1_15 [L194] last_1_var_1_18 = var_1_18 [L195] last_1_var_1_19 = var_1_19 [L205] RET updateLastVariables() [L206] CALL updateVariables() [L149] var_1_4 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L151] CALL assume_abort_if_not(var_1_4 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_4 <= 255) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L152] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L153] var_1_6 = __VERIFIER_nondet_ushort() [L154] CALL assume_abort_if_not(var_1_6 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_6 >= 32767) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=27651, var_1_8=1289/10] [L155] CALL assume_abort_if_not(var_1_6 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_6 <= 65534) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=27651, var_1_8=1289/10] [L156] var_1_7 = __VERIFIER_nondet_ushort() [L157] CALL assume_abort_if_not(var_1_7 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_7 >= 16383) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L158] CALL assume_abort_if_not(var_1_7 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_7 <= 32767) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L159] var_1_10 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L161] var_1_11 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L163] var_1_12 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L165] var_1_14 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L167] CALL assume_abort_if_not(var_1_14 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_14 <= 254) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L168] var_1_16 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=257, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=257, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L170] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=257, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=257, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L171] var_1_26 = __VERIFIER_nondet_ulong() [L172] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=257, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=257, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L173] CALL assume_abort_if_not(var_1_26 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=257, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_26 <= 4294967295) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=257, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L174] CALL assume_abort_if_not(var_1_26 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=257, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=-4294967293, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_26 != 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=257, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=-4294967293, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L175] var_1_29 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=257, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=-4294967293, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=257, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=-4294967293, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L177] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=257, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=-4294967293, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=257, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=-4294967293, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L178] var_1_33 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_33 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=257, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=-4294967293, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=384, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_33 >= 127) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=257, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=-4294967293, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=384, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L180] CALL assume_abort_if_not(var_1_33 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=257, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=-4294967293, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=384, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_33 <= 254) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=257, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=-4294967293, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=384, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L181] var_1_34 = __VERIFIER_nondet_uchar() [L182] CALL assume_abort_if_not(var_1_34 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=257, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=-4294967293, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=384, var_1_34=320, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_34 >= 63) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=257, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=-4294967293, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=384, var_1_34=320, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L183] CALL assume_abort_if_not(var_1_34 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=257, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=-4294967293, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=384, var_1_34=320, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_34 <= 127) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=257, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=-4294967293, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=384, var_1_34=320, var_1_35=4, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L184] var_1_35 = __VERIFIER_nondet_uchar() [L185] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=257, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=-4294967293, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=384, var_1_34=320, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=257, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=-4294967293, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=384, var_1_34=320, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L186] CALL assume_abort_if_not(var_1_35 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=257, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=-4294967293, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=384, var_1_34=320, var_1_35=0, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_35 <= 63) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=257, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=-4294967293, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=384, var_1_34=320, var_1_35=0, var_1_36=1, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L187] var_1_36 = __VERIFIER_nondet_uchar() [L188] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=257, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=-4294967293, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=384, var_1_34=320, var_1_35=0, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=257, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=-4294967293, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=384, var_1_34=320, var_1_35=0, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L189] CALL assume_abort_if_not(var_1_36 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=257, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=-4294967293, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=384, var_1_34=320, var_1_35=0, var_1_36=0, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_36 <= 254) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=257, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=-4294967293, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=384, var_1_34=320, var_1_35=0, var_1_36=0, var_1_4=-253, var_1_5=0, var_1_6=-32769, var_1_7=-32770, var_1_8=1289/10] [L206] RET updateVariables() [L207] CALL step() [L57] unsigned char stepLocal_3 = last_1_var_1_19 < var_1_6; [L58] COND TRUE \read(last_1_var_1_18) [L59] COND TRUE (! last_1_var_1_15) || stepLocal_3 [L60] var_1_8 = ((((127.25) > (var_1_10)) ? (127.25) : (var_1_10))) [L67] COND TRUE var_1_12 != var_1_8 [L68] var_1_15 = (! var_1_16) [L72] EXPR var_1_13 | var_1_1 [L72] COND TRUE (var_1_1 / var_1_26) < (var_1_13 | var_1_1) [L73] COND FALSE !((- var_1_8) >= 256.75f) [L79] var_1_17 = var_1_4 [L80] COND TRUE var_1_8 == var_1_8 [L81] var_1_20 = ((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) [L83] COND FALSE !(((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))) > ((((128.5f) < (((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))))) ? (128.5f) : (((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))))))) [L86] COND FALSE !(var_1_26 < ((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))) [L101] var_1_31 = var_1_36 [L103] var_1_18 = var_1_16 [L104] var_1_19 = var_1_4 [L105] COND FALSE !(var_1_17 < var_1_13) [L110] unsigned short int stepLocal_1 = var_1_17; [L111] unsigned char stepLocal_0 = var_1_17 != (16 / var_1_4); [L112] COND FALSE !(stepLocal_0 && var_1_15) [L123] var_1_1 = var_1_17 [L125] EXPR var_1_5 ^ (~ var_1_13) [L125] COND FALSE !((var_1_5 ^ (~ var_1_13)) >= var_1_5) [L128] unsigned short int stepLocal_2 = var_1_17; [L129] COND FALSE !(stepLocal_2 < last_1_var_1_5) [L132] COND TRUE ! var_1_15 [L133] var_1_5 = ((((last_1_var_1_5) > ((var_1_7 + var_1_4))) ? (last_1_var_1_5) : ((var_1_7 + var_1_4)))) [L136] unsigned short int stepLocal_5 = var_1_6; [L137] unsigned short int stepLocal_4 = var_1_5; [L138] COND TRUE stepLocal_4 != ((var_1_6 / var_1_4) * ((((var_1_5) > (var_1_19)) ? (var_1_5) : (var_1_19)))) [L139] COND FALSE !(var_1_5 <= stepLocal_5) [L142] var_1_13 = var_1_14 [L207] RET step() [L208] CALL, EXPR property() [L198-L199] return (((((((((var_1_17 != (16 / var_1_4)) && var_1_15) ? ((var_1_17 > var_1_4) ? (var_1_1 == ((unsigned short int) (var_1_4 + var_1_17))) : (var_1_15 ? (var_1_1 == ((unsigned short int) var_1_17)) : (var_1_1 == ((unsigned short int) var_1_4)))) : (var_1_1 == ((unsigned short int) var_1_17))) && ((var_1_17 < last_1_var_1_5) ? (var_1_5 == ((unsigned short int) (var_1_6 - (var_1_7 - last_1_var_1_5)))) : ((! var_1_15) ? (var_1_5 == ((unsigned short int) ((((last_1_var_1_5) > ((var_1_7 + var_1_4))) ? (last_1_var_1_5) : ((var_1_7 + var_1_4)))))) : 1))) && (last_1_var_1_18 ? (((! last_1_var_1_15) || (last_1_var_1_19 < var_1_6)) ? (var_1_8 == ((double) ((((127.25) > (var_1_10)) ? (127.25) : (var_1_10))))) : (var_1_8 == ((double) (var_1_11 + var_1_12)))) : (var_1_8 == ((double) var_1_11)))) && ((var_1_5 != ((var_1_6 / var_1_4) * ((((var_1_5) > (var_1_19)) ? (var_1_5) : (var_1_19))))) ? ((var_1_5 <= var_1_6) ? (var_1_13 == ((unsigned char) 32)) : (var_1_13 == ((unsigned char) var_1_14))) : (var_1_13 == ((unsigned char) var_1_14)))) && ((var_1_12 != var_1_8) ? (var_1_15 == ((unsigned char) (! var_1_16))) : (var_1_15 == ((unsigned char) var_1_16)))) && (var_1_17 == ((unsigned short int) var_1_4))) && (var_1_18 == ((unsigned char) var_1_16))) && (var_1_19 == ((unsigned long int) var_1_4)) ; [L208] RET, EXPR property() [L208] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=0, var_1_11=0, var_1_13=31, var_1_14=31, var_1_15=0, var_1_16=257, var_1_17=3, var_1_18=257, var_1_19=3, var_1_1=3, var_1_20=2, var_1_24=-25, var_1_25=-100, var_1_26=-4294967293, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_33=384, var_1_34=320, var_1_35=0, var_1_36=0, var_1_4=-253, var_1_5=32769, var_1_6=-32769, var_1_7=-32770, var_1_8=509/4] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=0, var_1_11=0, var_1_13=31, var_1_14=31, var_1_15=0, var_1_16=257, var_1_17=3, var_1_18=257, var_1_19=3, var_1_1=3, var_1_20=2, var_1_24=-25, var_1_25=-100, var_1_26=-4294967293, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_33=384, var_1_34=320, var_1_35=0, var_1_36=0, var_1_4=-253, var_1_5=32769, var_1_6=-32769, var_1_7=-32770, var_1_8=509/4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 50 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.4s, OverallIterations: 1, TraceHistogramMax: 27, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=50occurred 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, 1.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 198 NumberOfCodeBlocks, 198 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 [2024-11-02 11:25:53,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-59.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2 --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 bd989104ff103e9b5ed152f8842800410e6bde451d7ac2b024a1b80da691bd1b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 11:25:55,899 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 11:25:55,989 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-02 11:25:55,999 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 11:25:56,001 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 11:25:56,037 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 11:25:56,041 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 11:25:56,041 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 11:25:56,042 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 11:25:56,042 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 11:25:56,043 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 11:25:56,043 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 11:25:56,044 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 11:25:56,047 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 11:25:56,047 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 11:25:56,048 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 11:25:56,048 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 11:25:56,049 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 11:25:56,049 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 11:25:56,049 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 11:25:56,050 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 11:25:56,054 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 11:25:56,054 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 11:25:56,054 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 11:25:56,055 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 11:25:56,055 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 11:25:56,055 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 11:25:56,055 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 11:25:56,056 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 11:25:56,056 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 11:25:56,056 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 11:25:56,057 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 11:25:56,057 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 11:25:56,057 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 11:25:56,059 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 11:25:56,059 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 11:25:56,059 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 11:25:56,060 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 11:25:56,060 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 11:25:56,061 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 11:25:56,061 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 11:25:56,061 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 11:25:56,062 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 11:25:56,062 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 11:25:56,062 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd989104ff103e9b5ed152f8842800410e6bde451d7ac2b024a1b80da691bd1b [2024-11-02 11:25:56,469 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 11:25:56,505 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 11:25:56,508 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 11:25:56,510 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 11:25:56,511 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 11:25:56,512 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-59.i Unable to find full path for "g++" [2024-11-02 11:25:58,661 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 11:25:58,917 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 11:25:58,918 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-59.i [2024-11-02 11:25:58,928 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/data/3626e491d/4c659d6d5aa44aeb8c5ef57ce85ef9d2/FLAGb7dacd4d7 [2024-11-02 11:25:58,943 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/data/3626e491d/4c659d6d5aa44aeb8c5ef57ce85ef9d2 [2024-11-02 11:25:58,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 11:25:58,949 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 11:25:58,950 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 11:25:58,952 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 11:25:58,958 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 11:25:58,959 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:25:58" (1/1) ... [2024-11-02 11:25:58,963 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@578fbf9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:58, skipping insertion in model container [2024-11-02 11:25:58,963 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:25:58" (1/1) ... [2024-11-02 11:25:59,008 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 11:25:59,261 WARN L251 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_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-59.i[919,932] [2024-11-02 11:25:59,371 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 11:25:59,396 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 11:25:59,412 WARN L251 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_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-59.i[919,932] [2024-11-02 11:25:59,448 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 11:25:59,479 INFO L204 MainTranslator]: Completed translation [2024-11-02 11:25:59,480 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:59 WrapperNode [2024-11-02 11:25:59,480 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 11:25:59,481 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 11:25:59,482 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 11:25:59,482 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 11:25:59,490 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:59" (1/1) ... [2024-11-02 11:25:59,511 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:59" (1/1) ... [2024-11-02 11:25:59,573 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 194 [2024-11-02 11:25:59,573 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 11:25:59,574 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 11:25:59,574 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 11:25:59,574 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 11:25:59,595 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:59" (1/1) ... [2024-11-02 11:25:59,595 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:59" (1/1) ... [2024-11-02 11:25:59,604 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:59" (1/1) ... [2024-11-02 11:25:59,604 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:59" (1/1) ... [2024-11-02 11:25:59,622 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:59" (1/1) ... [2024-11-02 11:25:59,630 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:59" (1/1) ... [2024-11-02 11:25:59,636 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:59" (1/1) ... [2024-11-02 11:25:59,638 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:59" (1/1) ... [2024-11-02 11:25:59,645 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 11:25:59,646 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 11:25:59,646 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 11:25:59,646 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 11:25:59,650 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:59" (1/1) ... [2024-11-02 11:25:59,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 11:25:59,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 11:25:59,695 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 11:25:59,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 11:25:59,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 11:25:59,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 11:25:59,758 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 11:25:59,759 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 11:25:59,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 11:25:59,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 11:25:59,890 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 11:25:59,895 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 11:26:01,227 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-02 11:26:01,228 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 11:26:01,244 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 11:26:01,245 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 11:26:01,246 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:26:01 BoogieIcfgContainer [2024-11-02 11:26:01,246 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 11:26:01,249 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 11:26:01,249 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 11:26:01,255 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 11:26:01,255 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 11:25:58" (1/3) ... [2024-11-02 11:26:01,256 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48447a13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 11:26:01, skipping insertion in model container [2024-11-02 11:26:01,256 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:59" (2/3) ... [2024-11-02 11:26:01,257 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48447a13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 11:26:01, skipping insertion in model container [2024-11-02 11:26:01,257 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:26:01" (3/3) ... [2024-11-02 11:26:01,258 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-59.i [2024-11-02 11:26:01,281 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 11:26:01,281 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 11:26:01,380 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 11:26:01,389 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;@1e313491, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 11:26:01,390 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 11:26:01,395 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 56 states have (on average 1.4642857142857142) internal successors, (82), 57 states have internal predecessors, (82), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-02 11:26:01,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-02 11:26:01,413 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 11:26:01,414 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 11:26:01,415 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 11:26:01,421 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 11:26:01,421 INFO L85 PathProgramCache]: Analyzing trace with hash -97518395, now seen corresponding path program 1 times [2024-11-02 11:26:01,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 11:26:01,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [316182049] [2024-11-02 11:26:01,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 11:26:01,452 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 [2024-11-02 11:26:01,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 11:26:01,455 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 11:26:01,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 11:26:01,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 11:26:01,944 INFO L255 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-02 11:26:01,962 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 11:26:02,057 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 584 proven. 0 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2024-11-02 11:26:02,060 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 11:26:02,061 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 11:26:02,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [316182049] [2024-11-02 11:26:02,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [316182049] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 11:26:02,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 11:26:02,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 11:26:02,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227314692] [2024-11-02 11:26:02,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 11:26:02,072 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 11:26:02,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 11:26:02,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 11:26:02,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 11:26:02,109 INFO L87 Difference]: Start difference. First operand has 86 states, 56 states have (on average 1.4642857142857142) internal successors, (82), 57 states have internal predecessors, (82), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-02 11:26:02,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 11:26:02,155 INFO L93 Difference]: Finished difference Result 165 states and 293 transitions. [2024-11-02 11:26:02,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 11:26:02,159 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 174 [2024-11-02 11:26:02,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 11:26:02,169 INFO L225 Difference]: With dead ends: 165 [2024-11-02 11:26:02,169 INFO L226 Difference]: Without dead ends: 82 [2024-11-02 11:26:02,175 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 11:26:02,180 INFO L432 NwaCegarLoop]: 127 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, 127 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 [2024-11-02 11:26:02,182 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 11:26:02,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2024-11-02 11:26:02,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2024-11-02 11:26:02,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 53 states have (on average 1.3773584905660377) internal successors, (73), 53 states have internal predecessors, (73), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-02 11:26:02,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 127 transitions. [2024-11-02 11:26:02,251 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 127 transitions. Word has length 174 [2024-11-02 11:26:02,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 11:26:02,253 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 127 transitions. [2024-11-02 11:26:02,254 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-02 11:26:02,254 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 127 transitions. [2024-11-02 11:26:02,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-02 11:26:02,262 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 11:26:02,262 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 11:26:02,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 11:26:02,463 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 11:26:02,463 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 11:26:02,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 11:26:02,464 INFO L85 PathProgramCache]: Analyzing trace with hash -1297577711, now seen corresponding path program 1 times [2024-11-02 11:26:02,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 11:26:02,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [817240334] [2024-11-02 11:26:02,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 11:26:02,469 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 [2024-11-02 11:26:02,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 11:26:02,473 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 11:26:02,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 11:26:02,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 11:26:02,865 INFO L255 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-02 11:26:02,871 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 11:26:03,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-02 11:26:03,678 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 11:26:03,678 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 11:26:03,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [817240334] [2024-11-02 11:26:03,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [817240334] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 11:26:03,680 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 11:26:03,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-02 11:26:03,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723763344] [2024-11-02 11:26:03,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 11:26:03,686 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-02 11:26:03,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 11:26:03,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-02 11:26:03,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-02 11:26:03,687 INFO L87 Difference]: Start difference. First operand 82 states and 127 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-02 11:26:04,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 11:26:04,853 INFO L93 Difference]: Finished difference Result 241 states and 376 transitions. [2024-11-02 11:26:04,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-02 11:26:04,866 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 174 [2024-11-02 11:26:04,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 11:26:04,869 INFO L225 Difference]: With dead ends: 241 [2024-11-02 11:26:04,870 INFO L226 Difference]: Without dead ends: 162 [2024-11-02 11:26:04,871 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-02 11:26:04,872 INFO L432 NwaCegarLoop]: 123 mSDtfsCounter, 90 mSDsluCounter, 239 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 362 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-02 11:26:04,873 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 362 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-02 11:26:04,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2024-11-02 11:26:04,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 140. [2024-11-02 11:26:04,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 83 states have (on average 1.3373493975903614) internal successors, (111), 83 states have internal predecessors, (111), 54 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-02 11:26:04,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 219 transitions. [2024-11-02 11:26:04,908 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 219 transitions. Word has length 174 [2024-11-02 11:26:04,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 11:26:04,912 INFO L471 AbstractCegarLoop]: Abstraction has 140 states and 219 transitions. [2024-11-02 11:26:04,912 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-02 11:26:04,913 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 219 transitions. [2024-11-02 11:26:04,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-02 11:26:04,919 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 11:26:04,919 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 11:26:04,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 11:26:05,120 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 11:26:05,121 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 11:26:05,122 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 11:26:05,123 INFO L85 PathProgramCache]: Analyzing trace with hash -1275207042, now seen corresponding path program 1 times [2024-11-02 11:26:05,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 11:26:05,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1888604248] [2024-11-02 11:26:05,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 11:26:05,125 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 [2024-11-02 11:26:05,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 11:26:05,128 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 11:26:05,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-02 11:26:05,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 11:26:05,516 INFO L255 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-02 11:26:05,531 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 11:26:06,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-02 11:26:06,394 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 11:26:06,394 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 11:26:06,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1888604248] [2024-11-02 11:26:06,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1888604248] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 11:26:06,397 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 11:26:06,397 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-02 11:26:06,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217269969] [2024-11-02 11:26:06,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 11:26:06,400 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-02 11:26:06,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 11:26:06,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-02 11:26:06,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-02 11:26:06,403 INFO L87 Difference]: Start difference. First operand 140 states and 219 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-02 11:26:07,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 11:26:07,466 INFO L93 Difference]: Finished difference Result 308 states and 479 transitions. [2024-11-02 11:26:07,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-02 11:26:07,474 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 175 [2024-11-02 11:26:07,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 11:26:07,477 INFO L225 Difference]: With dead ends: 308 [2024-11-02 11:26:07,477 INFO L226 Difference]: Without dead ends: 229 [2024-11-02 11:26:07,478 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-02 11:26:07,479 INFO L432 NwaCegarLoop]: 128 mSDtfsCounter, 105 mSDsluCounter, 232 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 360 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-02 11:26:07,480 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 360 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-02 11:26:07,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2024-11-02 11:26:07,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 217. [2024-11-02 11:26:07,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 132 states have (on average 1.3484848484848484) internal successors, (178), 132 states have internal predecessors, (178), 81 states have call successors, (81), 3 states have call predecessors, (81), 3 states have return successors, (81), 81 states have call predecessors, (81), 81 states have call successors, (81) [2024-11-02 11:26:07,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 340 transitions. [2024-11-02 11:26:07,529 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 340 transitions. Word has length 175 [2024-11-02 11:26:07,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 11:26:07,530 INFO L471 AbstractCegarLoop]: Abstraction has 217 states and 340 transitions. [2024-11-02 11:26:07,531 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-02 11:26:07,531 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 340 transitions. [2024-11-02 11:26:07,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-02 11:26:07,534 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 11:26:07,534 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 11:26:07,545 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-02 11:26:07,735 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 11:26:07,735 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 11:26:07,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 11:26:07,736 INFO L85 PathProgramCache]: Analyzing trace with hash -1257936729, now seen corresponding path program 1 times [2024-11-02 11:26:07,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 11:26:07,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2126657643] [2024-11-02 11:26:07,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 11:26:07,737 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 [2024-11-02 11:26:07,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 11:26:07,740 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 11:26:07,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da38854-10dd-48d2-89e4-20a1dd8ed0ff/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-02 11:26:08,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 11:26:08,109 INFO L255 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-02 11:26:08,136 INFO L278 TraceCheckSpWp]: Computing forward predicates...