./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-48.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/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_a3439986-c602-4d17-826a-b1ccac5c174d/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-48.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/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_a3439986-c602-4d17-826a-b1ccac5c174d/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 b65d479e18f7a591496f05b34aa32ff21e8b5e47f1165cd18eedfd85d0ebf4af --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:22:48,289 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:22:48,392 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:22:48,397 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:22:48,398 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:22:48,443 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:22:48,443 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:22:48,444 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:22:48,445 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:22:48,446 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:22:48,447 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:22:48,447 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:22:48,448 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:22:48,448 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:22:48,450 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:22:48,450 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:22:48,451 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:22:48,451 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:22:48,451 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:22:48,452 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:22:48,452 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:22:48,456 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:22:48,457 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:22:48,458 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:22:48,458 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:22:48,459 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:22:48,459 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:22:48,459 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:22:48,459 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:22:48,460 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:22:48,461 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:22:48,461 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:22:48,462 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:22:48,462 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:22:48,462 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:22:48,463 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:22:48,463 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:22:48,463 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:22:48,463 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:22:48,464 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:22:48,464 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:22:48,464 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:22:48,465 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:22:48,465 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:22:48,466 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:22:48,466 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:22:48,467 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:22:48,467 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_a3439986-c602-4d17-826a-b1ccac5c174d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b65d479e18f7a591496f05b34aa32ff21e8b5e47f1165cd18eedfd85d0ebf4af [2024-11-02 12:22:48,841 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:22:48,886 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:22:48,889 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:22:48,891 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:22:48,892 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:22:48,893 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-48.i Unable to find full path for "g++" [2024-11-02 12:22:50,959 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:22:51,174 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:22:51,175 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-48.i [2024-11-02 12:22:51,188 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/bin/utaipan-verify-DbMuA5NWw2/data/d4629f9bf/3811fbfb6223401a9bb1063cf8154abd/FLAGe7bd63c32 [2024-11-02 12:22:51,207 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/bin/utaipan-verify-DbMuA5NWw2/data/d4629f9bf/3811fbfb6223401a9bb1063cf8154abd [2024-11-02 12:22:51,209 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:22:51,211 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:22:51,212 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:22:51,212 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:22:51,218 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:22:51,221 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:22:51" (1/1) ... [2024-11-02 12:22:51,222 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5675a922 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:22:51, skipping insertion in model container [2024-11-02 12:22:51,223 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:22:51" (1/1) ... [2024-11-02 12:22:51,257 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:22:51,449 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_a3439986-c602-4d17-826a-b1ccac5c174d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-48.i[915,928] [2024-11-02 12:22:51,525 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:22:51,537 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:22:51,548 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_a3439986-c602-4d17-826a-b1ccac5c174d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-48.i[915,928] [2024-11-02 12:22:51,588 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:22:51,620 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:22:51,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:22:51 WrapperNode [2024-11-02 12:22:51,621 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:22:51,622 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:22:51,622 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:22:51,622 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:22:51,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:22:51" (1/1) ... [2024-11-02 12:22:51,648 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:22:51" (1/1) ... [2024-11-02 12:22:51,714 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 176 [2024-11-02 12:22:51,714 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:22:51,715 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:22:51,715 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:22:51,715 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:22:51,726 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:22:51" (1/1) ... [2024-11-02 12:22:51,727 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:22:51" (1/1) ... [2024-11-02 12:22:51,732 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:22:51" (1/1) ... [2024-11-02 12:22:51,732 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:22:51" (1/1) ... [2024-11-02 12:22:51,745 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:22:51" (1/1) ... [2024-11-02 12:22:51,749 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:22:51" (1/1) ... [2024-11-02 12:22:51,756 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:22:51" (1/1) ... [2024-11-02 12:22:51,758 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:22:51" (1/1) ... [2024-11-02 12:22:51,764 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:22:51,765 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:22:51,765 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:22:51,765 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:22:51,766 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:22:51" (1/1) ... [2024-11-02 12:22:51,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:22:51,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:22:51,810 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:22:51,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:22:51,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:22:51,848 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:22:51,848 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:22:51,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:22:51,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:22:51,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:22:51,971 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:22:51,974 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:22:52,438 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-02 12:22:52,438 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:22:52,657 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:22:52,657 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:22:52,658 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:22:52 BoogieIcfgContainer [2024-11-02 12:22:52,658 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:22:52,663 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:22:52,663 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:22:52,667 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:22:52,668 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:22:51" (1/3) ... [2024-11-02 12:22:52,669 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d428991 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:22:52, skipping insertion in model container [2024-11-02 12:22:52,670 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:22:51" (2/3) ... [2024-11-02 12:22:52,672 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d428991 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:22:52, skipping insertion in model container [2024-11-02 12:22:52,673 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:22:52" (3/3) ... [2024-11-02 12:22:52,674 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-48.i [2024-11-02 12:22:52,697 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:22:52,699 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:22:52,785 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:22:52,791 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;@3f203d9e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:22:52,792 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:22:52,797 INFO L276 IsEmpty]: Start isEmpty. Operand has 50 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-02 12:22:52,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-02 12:22:52,810 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:22:52,811 INFO L215 NwaCegarLoop]: trace histogram [26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:22:52,812 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:22:52,818 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:22:52,819 INFO L85 PathProgramCache]: Analyzing trace with hash 1464863035, now seen corresponding path program 1 times [2024-11-02 12:22:52,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:22:52,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382283261] [2024-11-02 12:22:52,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:22:52,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:22:53,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:22:53,314 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:22:53,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:22:53,662 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:22:53,664 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:22:53,666 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 12:22:53,669 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-02 12:22:53,673 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 12:22:53,794 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:22:53,797 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:22:53 BoogieIcfgContainer [2024-11-02 12:22:53,798 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:22:53,799 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:22:53,801 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:22:53,802 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:22:53,803 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:22:52" (3/4) ... [2024-11-02 12:22:53,806 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 12:22:53,807 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:22:53,808 INFO L158 Benchmark]: Toolchain (without parser) took 2597.48ms. Allocated memory was 115.3MB in the beginning and 163.6MB in the end (delta: 48.2MB). Free memory was 75.4MB in the beginning and 119.2MB in the end (delta: -43.8MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2024-11-02 12:22:53,809 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 115.3MB. Free memory was 81.5MB in the beginning and 81.4MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:22:53,810 INFO L158 Benchmark]: CACSL2BoogieTranslator took 408.99ms. Allocated memory is still 115.3MB. Free memory was 75.4MB in the beginning and 59.0MB in the end (delta: 16.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-02 12:22:53,810 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.51ms. Allocated memory is still 115.3MB. Free memory was 59.0MB in the beginning and 55.1MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:22:53,813 INFO L158 Benchmark]: Boogie Preprocessor took 49.05ms. Allocated memory is still 115.3MB. Free memory was 55.1MB in the beginning and 53.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:22:53,814 INFO L158 Benchmark]: RCFGBuilder took 893.65ms. Allocated memory was 115.3MB in the beginning and 163.6MB in the end (delta: 48.2MB). Free memory was 53.0MB in the beginning and 111.9MB in the end (delta: -59.0MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2024-11-02 12:22:53,815 INFO L158 Benchmark]: TraceAbstraction took 1135.07ms. Allocated memory is still 163.6MB. Free memory was 111.0MB in the beginning and 119.2MB in the end (delta: -8.2MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-11-02 12:22:53,815 INFO L158 Benchmark]: Witness Printer took 8.22ms. Allocated memory is still 163.6MB. Free memory was 119.2MB in the beginning and 119.2MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:22:53,821 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 115.3MB. Free memory was 81.5MB in the beginning and 81.4MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 408.99ms. Allocated memory is still 115.3MB. Free memory was 75.4MB in the beginning and 59.0MB in the end (delta: 16.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.51ms. Allocated memory is still 115.3MB. Free memory was 59.0MB in the beginning and 55.1MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.05ms. Allocated memory is still 115.3MB. Free memory was 55.1MB in the beginning and 53.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 893.65ms. Allocated memory was 115.3MB in the beginning and 163.6MB in the end (delta: 48.2MB). Free memory was 53.0MB in the beginning and 111.9MB in the end (delta: -59.0MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1135.07ms. Allocated memory is still 163.6MB. Free memory was 111.0MB in the beginning and 119.2MB in the end (delta: -8.2MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Witness Printer took 8.22ms. Allocated memory is still 163.6MB. Free memory was 119.2MB in the beginning and 119.2MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. 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 63. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 10; [L23] unsigned char var_1_2 = 1; [L24] double var_1_3 = 0.0; [L25] double var_1_4 = 128.2; [L26] double var_1_5 = 50.1; [L27] double var_1_6 = 64.5; [L28] unsigned short int var_1_7 = 1; [L29] unsigned char var_1_8 = 5; [L30] double var_1_9 = 15.35; [L31] unsigned char var_1_10 = 10; [L32] unsigned char var_1_11 = 2; [L33] signed long int var_1_12 = 32; [L34] signed long int var_1_13 = 256; [L35] signed char var_1_14 = 1; [L36] unsigned char var_1_15 = 128; [L37] unsigned char var_1_16 = 0; [L38] signed char var_1_17 = -64; [L39] unsigned short int var_1_18 = 64; [L40] unsigned short int var_1_20 = 8; [L41] unsigned short int var_1_21 = 10; [L42] signed long int var_1_22 = -256; [L43] unsigned long int var_1_23 = 256; [L44] signed long int var_1_24 = 32; [L45] signed long int var_1_25 = 32; [L46] signed char var_1_26 = -10; [L47] signed char var_1_27 = 50; [L48] signed short int var_1_28 = 8; [L49] unsigned char last_1_var_1_8 = 5; [L50] unsigned short int last_1_var_1_18 = 64; [L167] isInitial = 1 [L168] FCALL initially() [L169] COND TRUE 1 [L170] CALL updateLastVariables() [L159] last_1_var_1_8 = var_1_8 [L160] last_1_var_1_18 = var_1_18 [L170] RET updateLastVariables() [L171] CALL updateVariables() [L116] var_1_2 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_3=0, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_3=0, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L118] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_3=0, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_3=0, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L119] var_1_3 = __VERIFIER_nondet_double() [L120] CALL assume_abort_if_not((var_1_3 >= 4611686.018427387900e+12F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not((var_1_3 >= 4611686.018427387900e+12F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_4=641/5, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L121] var_1_4 = __VERIFIER_nondet_double() [L122] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427387900e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427387900e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_5=501/10, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L123] var_1_5 = __VERIFIER_nondet_double() [L124] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_6=129/2, var_1_7=1, var_1_8=5, var_1_9=307/20] [L125] var_1_6 = __VERIFIER_nondet_double() [L126] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=1, var_1_8=5, var_1_9=307/20] [L127] var_1_7 = __VERIFIER_nondet_ushort() [L128] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_8=5, var_1_9=307/20] [L129] CALL assume_abort_if_not(var_1_7 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5, var_1_9=307/20] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_7 <= 32767) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5, var_1_9=307/20] [L130] var_1_9 = __VERIFIER_nondet_double() [L131] CALL assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L132] CALL assume_abort_if_not(var_1_9 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_9 != 0.0F) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=10, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L133] var_1_10 = __VERIFIER_nondet_uchar() [L134] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L135] CALL assume_abort_if_not(var_1_10 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_10 <= 254) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=2, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L136] var_1_11 = __VERIFIER_nondet_uchar() [L137] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L138] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=128, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L139] var_1_15 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_15 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_15 >= 127) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L141] CALL assume_abort_if_not(var_1_15 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_15 <= 255) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=0, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L142] var_1_16 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L144] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-64, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L145] var_1_17 = __VERIFIER_nondet_char() [L146] CALL assume_abort_if_not(var_1_17 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_17 >= -126) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L147] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=10, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L148] var_1_21 = __VERIFIER_nondet_ushort() [L149] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L150] CALL assume_abort_if_not(var_1_21 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=65534, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_21 <= 65534) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=65534, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=32, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L151] var_1_25 = __VERIFIER_nondet_long() [L152] CALL assume_abort_if_not(var_1_25 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=65534, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=0, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_25 >= -2147483647) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=65534, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=0, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L153] CALL assume_abort_if_not(var_1_25 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=65534, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=0, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_25 <= 2147483646) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=65534, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=0, var_1_26=-10, var_1_27=50, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L154] var_1_27 = __VERIFIER_nondet_char() [L155] CALL assume_abort_if_not(var_1_27 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=65534, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=0, var_1_26=-10, var_1_27=0, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_27 >= -127) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=65534, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=0, var_1_26=-10, var_1_27=0, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L156] CALL assume_abort_if_not(var_1_27 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=65534, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=0, var_1_26=-10, var_1_27=0, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_27 <= 126) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=254, var_1_12=32, var_1_13=256, var_1_14=1, var_1_15=127, var_1_16=127, var_1_17=-1, var_1_18=64, var_1_1=10, var_1_20=8, var_1_21=65534, var_1_22=-256, var_1_23=256, var_1_24=32, var_1_25=0, var_1_26=-10, var_1_27=0, var_1_28=8, var_1_2=1, var_1_7=32767, var_1_8=5] [L171] RET updateVariables() [L172] CALL step() [L54] var_1_20 = var_1_21 [L55] var_1_22 = var_1_21 [L56] var_1_23 = var_1_21 [L57] var_1_24 = var_1_25 [L58] var_1_26 = var_1_27 [L59] COND TRUE var_1_26 >= -10 [L60] var_1_28 = ((((((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27)))) < (var_1_26)) ? (((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27)))) : (var_1_26))) [L62] COND TRUE \read(var_1_2) [L63] COND FALSE !(((var_1_3 - var_1_4) - var_1_5) == (15.75 - var_1_6)) [L66] var_1_1 = last_1_var_1_8 [L71] unsigned short int stepLocal_0 = var_1_1; [L72] COND FALSE !(var_1_6 > (var_1_5 / ((((var_1_3) > (var_1_9)) ? (var_1_3) : (var_1_9))))) [L75] COND TRUE stepLocal_0 <= var_1_7 [L76] var_1_8 = var_1_10 [L81] COND TRUE \read(var_1_2) [L82] COND FALSE !(-128 > var_1_10) [L92] signed long int stepLocal_1 = ((((var_1_15 - var_1_16)) > (var_1_12)) ? ((var_1_15 - var_1_16)) : (var_1_12)); [L93] COND FALSE !(var_1_10 == stepLocal_1) [L96] var_1_14 = var_1_17 [L98] COND TRUE \read(var_1_2) [L99] var_1_13 = var_1_11 [L101] COND TRUE var_1_8 == var_1_13 [L102] var_1_18 = (var_1_10 + ((((var_1_14) < (var_1_16)) ? (var_1_14) : (var_1_16)))) [L172] RET step() [L173] CALL, EXPR property() [L163-L164] return (((((var_1_2 ? ((((var_1_3 - var_1_4) - var_1_5) == (15.75 - var_1_6)) ? (var_1_1 == ((unsigned short int) (5 + last_1_var_1_8))) : (var_1_1 == ((unsigned short int) last_1_var_1_8))) : (var_1_1 == ((unsigned short int) 1))) && ((var_1_6 > (var_1_5 / ((((var_1_3) > (var_1_9)) ? (var_1_3) : (var_1_9))))) ? (var_1_8 == ((unsigned char) ((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))))) : ((var_1_1 <= var_1_7) ? (var_1_8 == ((unsigned char) var_1_10)) : (var_1_8 == ((unsigned char) var_1_11))))) && (var_1_2 ? ((-128 > var_1_10) ? ((var_1_3 >= (2.75 / var_1_9)) ? (var_1_12 == ((signed long int) (var_1_11 + (last_1_var_1_18 + var_1_10)))) : (var_1_12 == ((signed long int) last_1_var_1_18))) : 1) : (var_1_12 == ((signed long int) last_1_var_1_18)))) && (var_1_2 ? (var_1_13 == ((signed long int) var_1_11)) : 1)) && ((var_1_10 == (((((var_1_15 - var_1_16)) > (var_1_12)) ? ((var_1_15 - var_1_16)) : (var_1_12)))) ? (var_1_14 == ((signed char) ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))))) : (var_1_14 == ((signed char) var_1_17)))) && ((var_1_8 == var_1_13) ? (var_1_18 == ((unsigned short int) (var_1_10 + ((((var_1_14) < (var_1_16)) ? (var_1_14) : (var_1_16)))))) : ((last_1_var_1_18 != var_1_16) ? ((-256 >= var_1_13) ? (var_1_18 == ((unsigned short int) var_1_16)) : (var_1_18 == ((unsigned short int) var_1_15))) : (var_1_18 == ((unsigned short int) var_1_10)))) ; [L173] RET, EXPR property() [L173] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=254, var_1_12=32, var_1_13=254, var_1_14=-1, var_1_15=127, var_1_16=127, var_1_17=-1, var_1_18=253, var_1_1=5, var_1_20=65534, var_1_21=65534, var_1_22=65534, var_1_23=65534, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_7=32767, var_1_8=254] [L19] reach_error() VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_8=5, var_1_10=254, var_1_11=254, var_1_12=32, var_1_13=254, var_1_14=-1, var_1_15=127, var_1_16=127, var_1_17=-1, var_1_18=253, var_1_1=5, var_1_20=65534, var_1_21=65534, var_1_22=65534, var_1_23=65534, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_7=32767, var_1_8=254] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 50 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 1, TraceHistogramMax: 26, 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, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 97 NumberOfCodeBlocks, 97 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-02 12:22:53,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/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_a3439986-c602-4d17-826a-b1ccac5c174d/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-48.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/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_a3439986-c602-4d17-826a-b1ccac5c174d/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 b65d479e18f7a591496f05b34aa32ff21e8b5e47f1165cd18eedfd85d0ebf4af --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:22:56,390 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:22:56,498 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-02 12:22:56,503 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:22:56,504 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:22:56,550 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:22:56,551 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:22:56,552 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:22:56,553 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:22:56,554 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:22:56,554 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:22:56,554 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:22:56,555 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:22:56,555 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:22:56,555 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:22:56,556 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:22:56,560 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:22:56,560 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:22:56,561 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:22:56,561 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:22:56,565 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:22:56,565 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:22:56,566 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:22:56,566 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:22:56,566 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:22:56,566 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:22:56,567 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:22:56,567 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:22:56,567 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:22:56,568 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:22:56,568 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:22:56,568 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:22:56,568 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:22:56,571 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:22:56,572 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:22:56,572 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:22:56,572 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:22:56,573 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:22:56,573 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:22:56,574 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:22:56,574 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:22:56,575 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:22:56,575 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:22:56,575 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:22:56,576 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_a3439986-c602-4d17-826a-b1ccac5c174d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b65d479e18f7a591496f05b34aa32ff21e8b5e47f1165cd18eedfd85d0ebf4af [2024-11-02 12:22:56,978 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:22:57,004 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:22:57,007 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:22:57,009 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:22:57,009 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:22:57,011 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-48.i Unable to find full path for "g++" [2024-11-02 12:22:59,134 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:22:59,412 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:22:59,413 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-48.i [2024-11-02 12:22:59,425 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/bin/utaipan-verify-DbMuA5NWw2/data/b9d113cfc/33e7d3fce64f4e27b86b70697e5835bb/FLAGe895ea59b [2024-11-02 12:22:59,441 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/bin/utaipan-verify-DbMuA5NWw2/data/b9d113cfc/33e7d3fce64f4e27b86b70697e5835bb [2024-11-02 12:22:59,443 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:22:59,445 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:22:59,446 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:22:59,446 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:22:59,452 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:22:59,452 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:22:59" (1/1) ... [2024-11-02 12:22:59,454 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71d235c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:22:59, skipping insertion in model container [2024-11-02 12:22:59,454 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:22:59" (1/1) ... [2024-11-02 12:22:59,487 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:22:59,737 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_a3439986-c602-4d17-826a-b1ccac5c174d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-48.i[915,928] [2024-11-02 12:22:59,841 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:22:59,868 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:22:59,883 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_a3439986-c602-4d17-826a-b1ccac5c174d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-48.i[915,928] [2024-11-02 12:22:59,946 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:22:59,974 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:22:59,975 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:22:59 WrapperNode [2024-11-02 12:22:59,975 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:22:59,976 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:22:59,976 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:22:59,976 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:22:59,985 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:22:59" (1/1) ... [2024-11-02 12:23:00,026 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:22:59" (1/1) ... [2024-11-02 12:23:00,068 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 173 [2024-11-02 12:23:00,069 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:23:00,070 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:23:00,070 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:23:00,070 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:23:00,081 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:22:59" (1/1) ... [2024-11-02 12:23:00,082 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:22:59" (1/1) ... [2024-11-02 12:23:00,085 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:22:59" (1/1) ... [2024-11-02 12:23:00,101 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:22:59" (1/1) ... [2024-11-02 12:23:00,119 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:22:59" (1/1) ... [2024-11-02 12:23:00,127 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:22:59" (1/1) ... [2024-11-02 12:23:00,133 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:22:59" (1/1) ... [2024-11-02 12:23:00,137 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:22:59" (1/1) ... [2024-11-02 12:23:00,142 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:23:00,143 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:23:00,143 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:23:00,143 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:23:00,144 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:22:59" (1/1) ... [2024-11-02 12:23:00,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:23:00,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:23:00,185 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:23:00,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:23:00,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:23:00,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 12:23:00,222 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:23:00,222 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:23:00,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:23:00,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:23:00,356 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:23:00,360 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:23:13,698 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-02 12:23:13,698 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:23:13,717 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:23:13,718 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:23:13,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:23:13 BoogieIcfgContainer [2024-11-02 12:23:13,719 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:23:13,721 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:23:13,721 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:23:13,724 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:23:13,725 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:22:59" (1/3) ... [2024-11-02 12:23:13,726 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d78f6e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:23:13, skipping insertion in model container [2024-11-02 12:23:13,726 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:22:59" (2/3) ... [2024-11-02 12:23:13,726 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d78f6e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:23:13, skipping insertion in model container [2024-11-02 12:23:13,727 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:23:13" (3/3) ... [2024-11-02 12:23:13,728 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-48.i [2024-11-02 12:23:13,747 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:23:13,747 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:23:13,811 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:23:13,818 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;@7d0f2ea0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:23:13,819 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:23:13,823 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 46 states have (on average 1.391304347826087) internal successors, (64), 47 states have internal predecessors, (64), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-02 12:23:13,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-02 12:23:13,838 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:23:13,839 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:23:13,839 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:23:13,843 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:23:13,844 INFO L85 PathProgramCache]: Analyzing trace with hash -127921203, now seen corresponding path program 1 times [2024-11-02 12:23:13,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:23:13,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [879329967] [2024-11-02 12:23:13,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:23:13,856 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 12:23:13,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:23:13,858 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/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 12:23:13,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/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 12:23:15,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:23:15,760 INFO L255 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-02 12:23:15,770 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:23:15,835 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 386 proven. 0 refuted. 0 times theorem prover too weak. 914 trivial. 0 not checked. [2024-11-02 12:23:15,837 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:23:15,838 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:23:15,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [879329967] [2024-11-02 12:23:15,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [879329967] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:23:15,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:23:15,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:23:15,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864561102] [2024-11-02 12:23:15,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:23:15,847 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 12:23:15,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:23:15,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 12:23:15,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:23:15,879 INFO L87 Difference]: Start difference. First operand has 75 states, 46 states have (on average 1.391304347826087) internal successors, (64), 47 states have internal predecessors, (64), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-02 12:23:15,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:23:15,930 INFO L93 Difference]: Finished difference Result 142 states and 250 transitions. [2024-11-02 12:23:15,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 12:23:15,932 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 163 [2024-11-02 12:23:15,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:23:15,942 INFO L225 Difference]: With dead ends: 142 [2024-11-02 12:23:15,942 INFO L226 Difference]: Without dead ends: 70 [2024-11-02 12:23:15,945 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 162 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 12:23:15,949 INFO L432 NwaCegarLoop]: 106 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, 106 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 12:23:15,950 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:23:15,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2024-11-02 12:23:15,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2024-11-02 12:23:15,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 42 states have (on average 1.2857142857142858) internal successors, (54), 42 states have internal predecessors, (54), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-02 12:23:15,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 106 transitions. [2024-11-02 12:23:16,001 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 106 transitions. Word has length 163 [2024-11-02 12:23:16,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:23:16,001 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 106 transitions. [2024-11-02 12:23:16,002 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-02 12:23:16,002 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 106 transitions. [2024-11-02 12:23:16,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-02 12:23:16,006 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:23:16,006 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:23:16,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/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 12:23:16,207 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/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 12:23:16,207 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:23:16,208 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:23:16,208 INFO L85 PathProgramCache]: Analyzing trace with hash 910546453, now seen corresponding path program 1 times [2024-11-02 12:23:16,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:23:16,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [292830033] [2024-11-02 12:23:16,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:23:16,210 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 12:23:16,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:23:16,213 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/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 12:23:16,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/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 12:23:18,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:23:18,132 INFO L255 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-02 12:23:18,141 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:23:18,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-02 12:23:18,337 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:23:18,338 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:23:18,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [292830033] [2024-11-02 12:23:18,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [292830033] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:23:18,339 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:23:18,339 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-02 12:23:18,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666223980] [2024-11-02 12:23:18,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:23:18,341 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:23:18,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:23:18,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:23:18,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:23:18,344 INFO L87 Difference]: Start difference. First operand 70 states and 106 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-02 12:23:21,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.54s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-02 12:23:23,055 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-02 12:23:23,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:23:23,299 INFO L93 Difference]: Finished difference Result 155 states and 235 transitions. [2024-11-02 12:23:23,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:23:23,300 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 163 [2024-11-02 12:23:23,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:23:23,303 INFO L225 Difference]: With dead ends: 155 [2024-11-02 12:23:23,303 INFO L226 Difference]: Without dead ends: 88 [2024-11-02 12:23:23,308 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:23:23,313 INFO L432 NwaCegarLoop]: 106 mSDtfsCounter, 20 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 201 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-02 12:23:23,314 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 201 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 10 Invalid, 2 Unknown, 0 Unchecked, 4.9s Time] [2024-11-02 12:23:23,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2024-11-02 12:23:23,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 77. [2024-11-02 12:23:23,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 49 states have (on average 1.3061224489795917) internal successors, (64), 49 states have internal predecessors, (64), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-02 12:23:23,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 116 transitions. [2024-11-02 12:23:23,347 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 116 transitions. Word has length 163 [2024-11-02 12:23:23,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:23:23,349 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 116 transitions. [2024-11-02 12:23:23,349 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-02 12:23:23,350 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 116 transitions. [2024-11-02 12:23:23,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-02 12:23:23,361 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:23:23,361 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:23:23,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/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)] Forceful destruction successful, exit code 0 [2024-11-02 12:23:23,562 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/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 12:23:23,562 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:23:23,563 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:23:23,563 INFO L85 PathProgramCache]: Analyzing trace with hash 967804755, now seen corresponding path program 1 times [2024-11-02 12:23:23,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:23:23,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1801670246] [2024-11-02 12:23:23,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:23:23,565 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 12:23:23,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:23:23,568 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/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 12:23:23,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3439986-c602-4d17-826a-b1ccac5c174d/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 12:23:25,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:23:25,384 INFO L255 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-02 12:23:25,390 INFO L278 TraceCheckSpWp]: Computing forward predicates...